APC ASSOCIATE MEMBERS - Associated Pennsylvania ...€¦ · APC ASSOCIATE MEMBERS ... (project...

APC ASSOCIATE MEMBERS ACF Environmental, Inc. (geosynthetics) 509 Swedesford Road Malvern, PA 19355 610-842-0868 FAX: 610-695-9435 Web: www.acfenvironmental.com Fred Waite, Eastern Region E-mail: fwaite@acfenvironmental.com John Easom, Eastern Region E-mail: Jeasom@acfenvironmental.com Bob Hagy, Central Region E-mail: bhagy@acfenvironmental.com Greg Kramer, Western Region E-mail: gkramer@acfenvironmental.com Greg Paul, Western Region E-mail: gpaul@acfenvironmental.com Corporate Offices: 2831 Cardwell Road Richmond, VA 23234 800-223-9021 FAX: 804-271-3074 Dave Brooks, President Acrow Corporation of America (design, fabricate & supply panel bridges for temporary or permanent use) 181 New Road Parsippany, NJ 07054 973-244-0080 FAX: 973-244-0085 E-mail: sales@acrowusa.com Web: www.acrowusa.com William Killeen, President Mark Joosten, Vice President Advanced Drainage Systems, Inc. (manufacturer of polyethylene storm drain pipe) 58 Wyoming Street Ludlow, MA 01056 800-733-3555 FAX: 413-589-7926 Web: www.ads-pipe.com Dan Kowalchuk, Regional Manager E-mail: dan.kowalchuk@ads-pipe.com Tom Fogelsonger, Sales Representative Mike Freshwater, Sales Representative Charlie Jaquish, Sales Representative Bill Hines, Sales Representative Sean Hughes, Sales Representative

AECOM (engineering firm) 1700 Market Street, Suite 1600 Philadelphia, PA 19103 215-735-0832 FAX: 215-735-0883 Web: www.aecom.com Matthew Cummings, Vice President E-mail: matthew.cummings@ aecom.com All Crane Rental of Pennsylvania (crane rental) P. O. Box 505 West Elizabeth, PA 15088 412-382-4200 FAX: 412-382-4205 Robert D. Kelly, General Manager E-mail: rkelly@allcranerentalpa.com Allegheny Mineral Corporation (crushed stone) P. O. Box 1022 Kittanning, PA 16201-5022 724-548-8101 FAX: 724-545-2989 Web: www.snyderassociatedcos.com Dennis C. Snyder, President Mike Odasso, Sales E-mail: maodasso@snydercos.com All-State Career School (CDL training, customized safety training) South Hills Industrial Park 1200 Lebanon Rd., Suite 101 West Mifflin, PA 15122 412-823-1818 FAX: 412-823-4725 Web: www.allstatecareer.edu Mary Louisa Benny, MBA, Industrial Sales Account Executive E-mail: mbenny@edaff.com

Alpha Corporation (engineering and construction management) 1800 Washington Blvd., Suite 425 Baltimore, MD 21230 410-646-3044 FAX: 410-646-3730 Web: www.alphacorporation.com Preston Davis, VP Transportation E-mail: preston.davis@ alphacorporation.com American Geotechnical & Environmental Services, Inc. (A.G.E.S., Inc.) (geotechnical engineering, environmental consulting) Southpointe Business Park 4 Grandview Circle Canonsburg, PA 15317-8533 724-916-0300 FAX: 724-916-0315 Web: www.agesinc.com K.P.S. Chopra, President E-mail: kpchopra@agesinc.com A. Neil Styler, Ph.D., P.E., Vice Pres. Ammann & Whitney Pennsylvania, Inc. 2401 Walnut Street, Suite 501 Philadelphia, PA 19103 215-567-1341 FAX: 215-972-8005 Joseph Riley, P.E., Pennsylvania Manager E-mail: jriley@amman-whitney.com Applied Research Associates, Inc. (pavement engineering, profiling, FWD) 3605 Hartzdale Drive Camp Hill, PA 17011 717-975-3550 FAX: 717-975-3557 Web: www.ara.com/transportation John E. Hunt, PE E-mail: jehunt@ara.com

Architectural Polymers (formliner manufacturer/ specialty stain) 1220 Little Gap Road Palmerton, PA 18071 610-824-3322 FAX: 610-824-3777 Web: www.apformliner.com Marshall Walters E-mail: marshall@apformliner.com Tara Wentz E-mail: twentz@apformliner.com Kevin Hunsicker E-mail: kevinh@apformliner.com Armstrong Cement & Supply Corporation 100 Clearfield Road Cabot, PA 16023-9521 724-352-9401 FAX: 724-352-3590 C. H. Snyder, Jr., President Paul J. Benec, Executive Vice President Richard L. Smith, Vice Pres./Operations Gary G. Hines, Secretary/Treasurer ARROW Land Solutions, LLC (right of way acquisition & relocation; appraisal service; title & settlement services - DBE) 961 Old 6th Avenue Rd. Altoona, PA 16601 814-944-8006 FAX: 814-944-2082 Web: www.arrowlandsolutions.com Brenda Wiedman, CEO E-mail: bwiedman@arrowls.com Allen Thompson, Vice President E-mail: athompson@arrowls.com ASC Group, Inc. (environmental & cultural resources management firm - DBE/MBE) 801 East Park Drive, Suite 102 Harrisburg, PA 17111 717-564-5705 FAX: 717-564-5709 Web: www.ascgroup.net Shaune Skinner, President Elsie Immel-Blei, Vice President Susan Peters, PA Region Manager E-mail: speters@ascgroup.net

Associated Products Services, Inc. (maintenance and protection of traffic & pipe cleaning) P. O. Box 231 Mechanicsburg, PA 17055-0231 717-766-5397 • 800-433-2070 FAX: 717-766-4299 E-mail: associatedprod@aol.com Web: www.assocproducts.com Paul R. Nelson, President Arthur F. Nelson, III, Secretary AZZ Galvanizing Services (galvanizing of steel) 625 Mills Road Joliet, IL 60433 815-693-4242 FAX: 815-723-5008 Web: www.azzgalvanizing.com Kevin Irving, Marketing Mgr., Northern Operations E-mail: kevinirving@azzgalv.com Mike Stroia, Sales Manager Michael Baker Jr., Inc. (consulting engineers) Airside Business Park 100 Airside Drive Moon Township, PA 15108 412-269-6300 FAX: 412-375-3998 Web: www.mbakercorp.com Bradley L. Mallory, President and Chief Executive Officer G. John Kurgan, P.E., Executive Vice President E-mail: jkurgan@mbakercorp.com Jeffrey J. Campbell, P.E., Vice President and Statewide Office Principal E-mail: jcampbell@mbakercorp.com

Alfred Benesch & Company (engineering) 400 One Norwegian Plaza, P. O. Box 1090 Pottsville, PA 17901-1090 570-622-4055 FAX: 570-622-1232 Web: www.benesch.com Gregory D. Brennan, P.E., Senior Vice President, Division Manager E-mail: gbrennan@benesch.com 840 Hamilton Street Allentown, PA 18101 610-439-7066 FAX: 610-439-6349 George M. Horas, P.E., Vice President, Division Manager E-mail: ghoras@benesch.com The Louis Berger Group, Inc. (engineering consultation) 350 Eagleview Boulevard, Suite 250 Exton, PA 19341-1178 610-280-4000 FAX: 610-363-5390 Web: www.louisberger.com Thomas W. Brady, P.E., Manager, Transportation Engineering E-mail: tbrady@louisberger.com Vince Ricevuto E-mail: vricevuto@louisberger.com D. James Stamatis E-mail: jstamatis@louisberger.com Andy Paluri E-mail: apaluri@louisberger.com

Bergmann Associates (consulting engineering & architecture and planning) 1040 First Avenue, Suite 430 King of Prussia, PA 19406 610-783-1420 FAX: 610-783-1425 Web: www.bergmannpc.com Thomas C. Mitchell, PE, CEO/ President/Treasurer Gary B. Olin, PE, Vice President John R. Murray, Jr., PE, Vice President William R. Miles, PE, Vice President Robert K. McCubbin, PE, Vice President Brian M. Dougherty, PE, Vice President Michael C. Isola, PE, Vice President James B. Durfee, AIA, Vice President Maria Lehman, PE, F. ASCE Vice President - Transportation E-mail: mlehman@bergmannpc.com BL Companies (engineering/architecture) 4242 Carlisle Pike, Suite 260 Camp Hill, PA 17011 717-651-9850 FAX: 717-651-9858 Web: www.blcompanies.com Mark Koellner, MS, PG, Principal Mike Lozanoff, P.E., Director Civil Engineering Principal Lisa M. Brozey, Director NEPA Services Borton-Lawson, Inc. (consulting engineer) 613 Baltimore Drive, Suite 300 Wilkes-Barre, PA 18702-7903 570-821-1999 FAX: 570-821-1990 Web: www.borton-lawson.com Joseph P. Gillott, PE E-mail: jgillott@borton-lawson.com Mark J. Boris E-mail: mboris@borton-lawson.com Kenneth M. McClain E-mail: kmcclain@borton-lawson.com

Boyd Instrument & Supply Co., Inc. (distributor for Topcon Positioning Equipment for paving & construction industry) 443 B Easton Road Horsham, PA 19044 215-443-9996 FAX: 215-443-9639 John Boyd, President E-mail: john@boydinstrument.com Roy Boyd, Vice President Rosemary Boyd, Secretary The D. S. Brown Company P. O. Box 158, 300 East Cherry St. North Baltimore, OH 45872-0158 419-257-3561 FAX: 419-257-2200 E-mail: dsb@dsbrown.com Web: www.dsbrown.com Steve Duffy, President Tom Lewis, Vice President Bob Rose, National Sales Manager E-mail: brose@dsbrown.com Buchart-Horn, Inc. (engineering, surveying, architecture) The Industrial Plaza of York 445 W. Phila. St., P. O. Box 15040 York, PA 17405-7040 717-852-1400 FAX: 717-852-1401 E-mail: corpinfo@bh-ba.com Web: www.bh-ba.com Michael D. Gross, P.E., Director of Transportation E-mail: mgross@bh-ba.com Buffalo Crushed Stone, Inc. (construction materials, asphalt & aggregates) P. O. Box 710, 2544 Clinton Street Buffalo, NY 14224-0710 716-826-7310 FAX: 716-826-1342 Steven B. Detwiler, President John Werely, Vice President-Sales E-mail: jwerely@buffalocrushedstone.com

The Builders' Supply Company 504 South Main Street Wilkes-Barre, PA 18703-0192 570-822-5166 FAX: 570-825-8020 Harris D. Evans, President John M. Gutkowski, Vice President Shirley B. Evans, Secretary Bursich Associates, Inc. (engineering, surveying, CM/CI, 3D laser scanning) 2129 E. High Street Pottstown, PA 19464 610-323-4040 FAX: 610-323-8240 Web: www.bursich.com Scott Exley, P.E., President Dane Moyer, P.L.S., Vice President of Operations Brian Fraley, Director of Business Development Brett Grove, P.E. E-mail: brett.grove@bursich.com Callahan Paving Products, Inc. (supplier) 424 Caredean Drive Horsham, PA 19044 215-443-5040 FAX: 215-443-5041 Terry Callahan, President E-mail: terry@callahanpaving.com Brian Eberhart, Vice President E-mail: brian@callahanpaving.com C. C. Johnson & Malhotra, P.C. (engineering/inspection) 4660 Trindle Road, Suite 103 Camp Hill, PA 17011-5600 717-730-4160 FAX: 717-730-4170 Web: www.ccjm.com Charles G. Babcock, P.E., Sr. Vice Pres. E-mail: cbabcock@ccjm.com

CDP, Inc. (project management software sales, training & consulting) 10632 Little Patuxent Parkway, Suite 311 Columbia, MD 21044 800-290-8478 FAX: 866-936-4131 Web: www.CDP-Inc.com Brett Kligerman, President E-mail: bkligerman@CDP-Inc.com Cedar Hollow Recycling 100 Paradise Street Phoenixville, PA 19460-0762 610-983-0193 FAX: 610-889-9559 Peter Melchiorre, President Vincent Melchiorre, Secretary/Treas. CEMEX, Inc. (cement manufacturing) 2001 Portland Park Wampum, PA 16157 800-942-8078 FAX: 724-535-3008 Web: www.cemex.com Thomas G. Mancino, Vice President of Sales E-mail: Thomasg.mancino@cemex.com Thomas Hunt, Manager Contractor Sales E-mail: Thomas.hunt@cemex.com Central Atlantic Bridge Associates (Industry association) 1042 North 38th Street Allentown, PA 18104-3420 610-395-2338 E-mail: info@caba-bridges.org Web: www.caba-bridges.org Heinrich O. Bonstedt, CME, Executive Director Central Builders Supply Co. (ready mix concrete District 3-0) P. O. Box 152, Island Park Sunbury, PA 17801-0152 570-286-6461 FAX: 570-286-5108 E-mail: cbsc@ptd.net Anthony B. Markunas, Chairman/CEO

Central Clay Products, Inc. (distributor of roadway building materials) 101 Scott Street Wilkes-Barre, PA 18702-4496 570-823-2164 FAX: 570-824-3154 E-mail: cclay@epix.net Web: www.centralclayproducts.com John E. Cavanaugh, Jr., President Kevin P. Cavanaugh, Vice President Christopher F. Cavanaugh, Vice President/ Secretary Terrence A. Cavanaugh, Vice President Centre Concrete Company P. O. Box 859 State College, PA 16804-0859 814-238-2471 FAX: 814-238-2914 Eric Nicholson, President Ron Spicer, Plant Manager Box 27 Montoursville, PA 17754-0001 570-433-3186 Shawn McCoy, Plant Manager 357 E. Walnut Street Lock Haven, PA 17745 570-748-5777 Randy McDermit, Plant Superintendent CENTRIA (sound barriers - highway) 1005 Beaver Grade Road Moon Township, PA 15108 412-299-8101 FAX: 412-299-8316 Web: www.ecosoundbarrier.com Cory Matchett, Product Manager E-mail: cmatchett@centria.com Bob Allman, Structural Engineer Century Engineering, Inc. (engineering consultant) 200 Airport Road New Cumberland, PA 17070 717-901-7055 FAX: 717-901-7059 E-mail: cei@centuryeng.com Web: www.centuryeng.com Francis X. Smyth, CEO/President E-mail: fsmyth@centuryeng.com Troy M. Holloway, PE, Vice President E-mail: tholloway@centuryeng.com

CHA, Inc. (engineering) 1187 Thorn Run Ext., Suite 210 Coraopolis, PA 15108 412-264-0370 FAX: 412-264-0372 Web: www.chacompanies.com Jeffrey P. Hans, PE, PA Transportation Manager E-mail: jhans@chacompanies.com Cherry, Weber & Associates (consulting engineer) 755 Memorial Parkway, Suite 110 Phillipsburg, NJ 08865 908-454-3080 FAX: 908-454-1397 Web: www.cherryweber.com C. Douglas Cherry, President Peter W. Olieman, Vice President Carl T. McGlouglin, Asst. Director E-mail: ctm@cherryweber.com Gregory Bitsko, Senior Director, Structural Engineering

Cleveland Brothers Equipment Company, Inc. (headquarters) 4565 William Penn Highway Murrysville, PA 15668 724-327-1300 • 800-442-8080 FAX: 724-327-9318 Web: www.clevelandbrothers.com Jay Cleveland, Jr., President & CEO 724-325-9302 E-mail: jcleveland@clevelandbrothers.com Paul Counahan, Sr. Vice President of Construction Equipment 724-325-9315 E-mail: pcounahan@ clevelandbrothers.com Thomas Lang, Vice President Product Support 724-325-9329 E-mail: tlang@clevelandbrothers.com Tom Schachner, Vice President of Construction Equipment Sales 724-325-9260 E-mail: tschachner@ clevelandbrothers.com P. O. Box 2535 Harrisburg, PA 17105 717-564-2121 • 800-482-2378 FAX: 717-564-6931 Web: www.clevelandbrothers.com Tom Kirchhoff, Executive Vice President & COO - 717-561-3317 E-mail: tkirchhoff@clevelandbrothers.com Jeff Lauver, General Manager, Power Systems Division - 717-635-7260 E-mail: jlauver@clevelandbrothers.com Barry Foltz, Sales Manager, CB Con-Agg Cell - 717-514-9071 E-mail: bfoltz@clevelandbrothers.com One Call Rentals (A Division of Cleveland Brothers) 11 Progress Avenue Cranberry Twp., PA 16066 724-776-7660 FAX: 724-776-1866 Web: www.onecallrentals.com Darrin Foulk, Vice President of General Construction and Rental E-mail: dfoulk@onecallrentals.com

CB HYMAC (A Division of Cleveland Brothers) Chambers Hill Road Harrisburg, PA 17111 866-627-2737 FAX: 717-564-4973 Web: www.cbhymac.com Dennis McGinley, Sr., HYMAC Business Manager E-mail: dmcginley@cbhymac.com CMC Engineering (engineering & surveying) P. O. Box 958 Kimberton, PA 19442 610-983-9200 FAX: 610-983-9202 Web: www.cmceng.com Michael J. Minckler, President E-mail: mminckler@cmceng.com Howard G. Minckler, PE, Vice Pres., Engineering Services Anthony J. DiFrancesco, Jr., Vice Pres., Construction Services E-mail: tonyd@cmceng.com Kenneth V. Farrall, Engineering Mgr. E-mail: kfarrall@cmceng.com CM Services (Cservak Management Services) (engineering) 506 Valleybrook Road McMurray, PA 15317 412-281-5050 FAX: 412-281-4877 Web: www.c-mservices.com Frank J. Cservak, President E-mail: fcservak@c-mservices.com Ken Kulak E-mail: kkulak@c-mservices.com Cohen, Seglias, Pallas Greenhall & Furman, P.C. 240 North Third Street, 7th Floor Harrisburg, PA 17101 717-234-5530 FAX: 717-213-0731 Web: www.cohenseglias.com Jason A. Copley, Esquire E-mail: jcopley@cohenseglias.com

Concrete Simplicity Consulting & Supply, LLC (stocking supplier- DBE/WBE) 1370 White Tail Alley Woodland, PA 16881 814-857-7500 FAX: 814-857-7394 Karen A. Reese, P.E., Owner E-mail: kannreese@verizon.net R. W. Conklin Steel Supply, Inc. (steel supply) 3336 Carpenters Creek Drive Cincinnati, OH 45241 513-769-0613 FAX: 513-769-0610 E-mail: lparsons@conklinsteel.com Web: www.conklinsteel.com Phyllis Conklin, President Philip Conklin, Vice President Construction Crane & Tractor, Inc. 1545 Hook Road Folcroft, PA 19032-2103 610-586-2710 FAX: 610-586-2740 E-mail: cctequipl@aol.com Web: www.constructioncrane andtractor.com Michael K. Chenet, President Contech Construction Products 600 N. Washington St. Greencastle, PA 17225 717-597-2148 FAX: 717-597-4063 Web: www.contech-cpi.com Larry Asbury, Regional Vice President Daniel Strickler, Regional Engineer E-mail: stricklerd@contech-cpi.com Dan Harlow E-mail: harlowd@contech-cpi.com Coon Industries, Inc. (ready mixed concrete) P. O. Box 310, 117 Armstrong Road Pittston, PA 18640-0310 570-654-0211 FAX: 570-654-0216 Web: www.coonindustries.com David M. Puz, President E-mail: davepuz@coonindustries.com David Dillon, Jr., Vice President E-mail: davedillonjr@coonindustries.com

Cooper Trading, Inc. (heavy highway & site work building material sales) P. O. Box 339 Irwin, PA 15642 724-861-8830 • 800-978-8830 FAX: 724-861-8832 E-mail: cti@ctipa.com Web: www.ctipa.com Peter G. Cooper, President Amy Gralish E-mail: amygralish@aol.com M. H. Corbin, Inc. (traffic safety supply) 8420 Estates Court Plain City, OH 43064 800-288-3151 FAX: 610-287-3655 E-mail: roger@mhcorbininc.com Web: www.mhcorbininc.com Martha M. Corbin, President Maxwell H. Corbin, III Marshall M. Corbin Pennsylvania Office 960 Rt. 15 S. Williamsport, PA 17702 570-323-0436 FAX: 570-323-0480 Bill Corbin E-mail: bcorbin@mhcorbininc.com Kevin Francis E-mail: kfrancis@mhcorbininc.com Czop/Specter, Inc. (consulting engineering, construction management, surveying) P. O. Box 669, 1741 Valley Forge Road Worcester, PA 19490 610-584-0880 FAX: 610-584-8133 Web: www.czopspecter.com Richard Czop, P.L.S., CEO Christopher Czop, P.L.S., SEO, ATP, President E-mail: cczop@czopspecter.com

Dawood Engineering, Inc. (civil engineering, geotechnical engineering, environmental services & surveying) 2020 Good Hope Road Enola, PA 17025-1237 717-732-8576 FAX: 717-732-8596 Web: www.dawood.cc Bony R. Dawood, P.E., Principal E-mail: bdawood@dawood.cc M. Sheikh Dawood, P.E., Principal Southpointe Business Park Bailey Center 1, Suite 104 125 Technology Drive Canonsburg, PA 15317-9557 724-746-0730 FAX: 724-746-0732 Dayton Superior Corporation (general and engineered construction & paving supplies) 3437 Forest Road Bethel Park, PA 15102 412-812-4848 FAX: 412-833-0847 Web: www.daytonsuperior.com Tim Fondelier, Regional Sales Manager E-mail: timfondelier@daytonsuperior.com Shane Whitacre, Area Sales Director Delaware Valley Concrete Co., Inc. (ready mix concrete manufacturing) 248 E. County Line Rd., P. O. Box 457 Hatboro, PA 19040 215-675-8900 FAX: 215-443-8362 Web: www.dvc-concrete.com Mario C. Diliberto, President Elise M. Diliberto, Secretary E-mail: elisediliberto@ delvalconcrete.com Dewberry 101 Noble Boulevard Carlisle, PA 17013-4109 717-240-0344 FAX: 717-240-0466 Web: www.dewberry.com William P. Brown, PE, Sr. Vice President E-mail: wbrown@dewberry.com Tom Moore E-mail: tmoore@dewberry.com

Dixon Contracting & Supply/ Dixon Precast (Snap Tite Liner, pipe, textiles and manufacturer of: inlet boxes, top units, pup walls, end walls and risers) 740 Laurel Run Road West Decatur, PA 16878 814-342-5203 FAX: 814-342-1489 Brenda Dixon, Owner - WBE E-mail: brenda_dixon@yahoo.com For Quotes: Michelle Gracely E-mail: michelle_gracely@yahoo.com Doka USA (concrete formwork) 214 Gates Road Little Ferry, NJ 07643 800-631-1978 FAX: 201-329-6229 E-mail: betty.mascall@doka.com Web: www.dokausa.com Andrew Mair, Chief Executive Officer Michael Schaeffer, Natl. Sales Mgr. Alan A. Pearson, Treasurer Dunbar Asphalt Products, Inc. P. O. Box 477 Wheatland, PA 16161-0477 724-528-9310 FAX: 724-528-4456 Bradley J. Berlin, President

The EADS Group, Inc. (architecture/engineering) 1126 8th Avenue Altoona, PA 16602 814-944-5035 FAX: 814-944-4862 Web: www.eadsgroup.com Janet L. Helsel E-mail: jhelsel@eadsgroup.com Dennis M. Stidinger, P.E. E-mail: dstidinger@eadsgroup.com Robert I. Kunselman, P.E. E-mail: rkunselman@eadsgroup.com Craig L. Weaver, P.E. E-mail: cweaver@eadsgroup.com Eagle Concrete Products Co. (precast concrete products) P. O. Box 585 Somerset, PA 15501-0585 814-445-9681 • 800-228-5794 FAX: 814-445-3241 Bruce G. Hottle, President EFCO Forms (concrete forming materials supplier) Bldg. ‘D’, Room #2, Grace Blvd. New Morgan, PA 19543 610-913-7640 FAX: 610-913-7641 Web: www.efco-usa.com John Martucci, Territory Manager Central and N.E. PA E-mail: john.martucci@efcoforms.com Doug Kingan, Territory Manager Western PA E-mail: doug.kingan@efcoforms.com EJ (construction castings, sanitary manhole covers, storm inlet grates) P. O. Box 510, Industrial Road Middletown, DE 19709 1-800-325-3549 FAX: 302-378-1109 Web: www.ejiw.com Bill Heath, Sales Representative, Delaware Branch E-mail: wheath@ejiw.com Mark Baum, Central PA Sales Kevin Pushay, Western PA Sales

Engle-Hambright & Davies Inc. (insurance & bonding) P. O. Box 83080 Lancaster, PA 17608-3080 717-394-5681 FAX: 717-394-0842 Alan P. Lubas, Vice President E-mail: aplubas@ehd-ins.com James E. Bradford E-mail: jebradford@ehd-ins.com Envision Consultants Ltd. (project management consultants, reseller of Primavera products, training-Oracle/Primavera) 3 Wheatly Blvd., Unit 6B Mullica Hill, NJ 08062 856-223-0800 FAX: 856-223-8886 Web: www.eclimited.com Victoria Malaszecki, President Stephen Malaszecki, Vice President John Campbell, Vice President, Training & Technology Svcs. Barbara Kwasniuk, Vice President, Finance E-mail: barbara@eclimited.com Equipment Corporation of America P. O. Box 306 Coraopolis, PA 15108-0306 412-331-2000 FAX: 412-264-1158 E-mail: pile_usa@ecanet.com Web: www.ecanet.com A. Roy Kern, Jr., President W. E. Rose, Vice President P. O. Box 837 Aldan, PA 19018 610-626-2200 FAX: 610-626-2245 Ben Dutton, Executive Vice President E-mail: bdutton@ecanet.com Tim Dutton, Branch Manager 6300 Foxley Road Upper Marlboro, MD 20772 301-599-1300 FAX: 301-599-1597 E-mail: ecawash@aol.com P. R. Schell, Vice President

Erdman, Anthony, Associates, Inc. (full service engineering) One Sterling Place 100 Sterling Parkway, Suite 212 Mechanicsburg, PA 17050 717-766-1741 FAX: 717-766-5516 E-mail: helmancw@erdmananthony.com Web: www.erdmananthony.com Russell J. Bullock, PE, CEO Curt W. Helman, PE, President E-mail: helmancw@erdmananthony.com D. Vincent Weiser, PE, Executive Vice President E-mail: weiserdv@erdmananthony.com Richard E. Stees, PLS, Vice President E-mail: steesre@erdmananthony.com Faddis Concrete Products (concrete precast) 1805 Horseshoe Pike Honey Brook, PA 19344 610-269-4685 FAX: 610-942-2629 Web: www.faddis.com J. Robert Hess, Jr., President/COO E-mail: bhess@faddis.com Gary Figallo E-mail: gfigallo@faddis.com Nadine Crápo E-mail: ncrapo@faddis.com Paul Larrea E-mail: plarrea@faddis.com Figg Bridge Engineers, Inc. (bridge design-consultants) 100 Campbell Blvd., Suite 100 Exton, PA 19341 610-594-2460 FAX: 610-594-6690 Web: www.figgbridge.com Brice Urquhart E-mail: burquhart@figgbridge.com Five Cubits (project management software) 6400 Shafer Ct., Suite 150 Rosemont, IL 60018 630-559-1795 FAX: 847-915-6313 Web: www.fivecubits.com Matt Jazwiec, Senior Sales Executive E-mail: matt.jazwiec@fivecubits.com Rob Getz, Chief Marketing & Sales Officer

L. B. Foster Company (steel sheet pile, pipe pile, h-pile, fabricated bridge products) 961 Marcon Blvd. Allentown, PA 18109 610-266-1763 FAX: 610-266-3534 Web: www.lbfoster.com Ethan Liberty E-mail: eliberty@lbfosterco.com Ronda Pritchard E-mail: rpritchard@lbfosterco.com 415 Holiday Drive Pittsburgh, PA 15220 412-928-7827 FAX: 412-928-3427 Rick Sowinski E-mail: rsowinski@lbfosterco.com Fox Rothschild LLP (legal industry) 747 Constitution Dr., Suite 100 P. O. Box 673 Exton, PA 19341-0673 610-458-7500 FAX: 610-458-7337 Web: www.foxrothschild.com Levin V. Czubaroff, Esq. E-mail: lczubaroff@foxrothschild.com French Engineering, LLC (traffic, transportation and hydraulic engineers) 7 N. Morgantown Street Fairchance, PA 15436 724-564-8013 FAX: 724-564-8037 Web: www.frenchengr.com Millie S. French, President E-mail: mfrench@frenchengr.com Lloyd J. French, III, Vice President

GAI Consultants, Inc. 385 East Waterfront Drive Homestead, PA 15120-5005 412-476-2000 FAX: 412-476-2020 Web: www.gaiconsultants.com John P. Wojtyna, Senior Engineering Director E-mail: j.wojtyna@gaiconsultants.com Ray Hoffman, Transportation Group Manager E-mail: r.hoffman@gaiconsultants.com Robert Sciullo, Construction Services Manager E-mail: r.sciullo@gaiconsultants.com Raymond Hartle, Senior Engineering Manager/Bridge Group Mgr. E-mail: r.hartle@gaiconsultants.com Gannett Fleming, Inc. (engineering firm) P. O. Box 67100 Harrisburg, PA 17106-7100 717-763-7211 FAX: 717-763-8150 Web: www.gannettfleming.com William M. Stout, CEO E-mail: wstout@gfnet.com Robert M. Scaer, President Chester L. Allen, Sr. Vice President E-mail: callen@gfnet.com John G. Diviney, Sr. Vice President Gene C. Koontz, Sr. Vice President Glen L. Hair, Sr. Vice President William T. Guy, Vice President E-mail: ghair@gfnet.com John W. Kovacs, Vice President John W. Cook, Vice President Esther M. McGinnis, Vice President Russell L. Ricker, Vice President Gatti-Morrison Construction Service, Inc. (supplier) 801 First Ave. King of Prussia, PA 19406 610-992-9700 FAX: 610-992-9672 E-mail: mail@gattimorrison.com Web: www.gattimorrison.com David Morrison, President E-mail: dave@gattimorrison.com William Gatti, Secretary/Treasurer E-mail: bill@gattimorrison.com

General Highway Products, Inc. P. O. Box 596, 878 Sussex Blvd. Broomall, PA 19008-0596 610-328-4040 FAX: 610-544-3380 E-mail: generalhighwayproducts@ comcast.net Web: www.generalhighway products.com Homer S. Piroeff, President Michael S. Piroeff, Vice President Kathryn E. Piroeff, Secretary Lisa A. Deady, Treasurer Geotech Services Inc. (concrete repairs, restoration & soil stabilization, pavement undersealing & leveling) 350 Golden Oak Parkway Oakwood Village, OH 44146 440-439-5821 FAX: 440-439-1544 E-mail: svt@geotechservicesinc.com Web: www.geotechservicesinc.com Raymond Tartabini, President Janet Tartabini, Secretary Gerdau Ameristeel US, Inc. (rebar fabrication) 1700 Seventh Avenue York, PA 17403 717-846-7865 FAX: 717-845-5845 Cory Shaffer, Contract Sales Rep. E-mail: cshaffer@gerdauameristeel.com Gibson-Thomas Engineering Co., Inc. (consulting engineer) 1004 Ligonier Street Latrobe, PA 15650 724-539-8562 FAX: 724-539-3697 Web: www.gibson-thomas.com Mark J. Gera, P.E., President Edward F. Schmitt, Vice President Eric P. Robl E-mail: ericp@gibson-thomas.com

The Graham Company One Penn Square West Philadelphia, PA 19102-4826 215-567-6300 William A. Graham, IV, CEO Michael J. Mitchell, Vice President Ed Mahon - 215-701-5287 Greater PA Regional Council of Carpenters (Heavy & Highway Local Union 2274) 650 Ridge Road, Suite 274 Pittsburgh, PA 15205 412-922-6210 FAX: 412-921-3242 Web: www.greaterpacarpenters.org Michael P. Welsh, Council Representative E-mail: mwelsh@greaterpacarpenters.org Jim Saylor, Council Representative Steve Schrecengost, Council Representative Vince Weaver, Council Representative Central Campus Training Center 261 Patchway Drive Duncansville, PA 16635 814-693-0311 Lebanon Training Center 1718 Heilmandale Road Lebanon, PA 17046 717-273-5277 Pittsburgh Training Center 652 Ridge Road Pittsburgh, PA 15205 412-262-1830 Greenhorne & O'Mara, Inc. (engineering) 5000 Ritter Road, Suite 102 Mechanicsburg, PA 17055-4884 717-691-3355 FAX: 717-691-3366 Web: www.g-and-o.com Fred Wagner, P.E., Sr. Vice President,

Transportation Michael Retton, P.E., PLS, Regional Vice President, Mid-Atlantic Transportation Michael P. Bougher, P.E., Branch Manager, PA Operations E-mail: mbougher@G-and-O.com

Greenman-Pedersen, Inc. (construction management/construction inspection/highway & bridge engineering) 4900 Ritter Road, Suite 110 Mechanicsburg, PA 17055 717-724-4680 FAX: 717-724-4683 Web: www.gpinet.com Lou Norella, P.E., LEED A.P. E-mail: lnorella@gpinet.com Frank Slezak E-mail: fslezak@gpinet.com Gregory Industries, Inc. (material supplier-guiderail, end treatments, high-tension cable barrier, reduced offset guiderail, trailer truck mounted attenuator) 4100 13th Street, SW Canton, OH 44710 330-477-4800 FAX: 330-477-0328 Web: www.gregorycorp.com Steve Gregory, CEO & Chairman of the Board Matt Gregory, General Manager Fred Zalenski, President Andy Artar, Vice President-Sales E-mail: aartar@gregorycorp.com George Eicher, Regional Sales Mgr. E-mail: geicher@gregorycorp.com

Groff Tractor & Equipment, Inc. 6779 Carlisle Pike Mechanicsburg, PA 17055 717-766-7671 • 800-334-7633 FAX: 717-766-1580 Web: www.grofftractor.com Michael Savastio, President & CEO E-mail: mikesavastio@grofftractor.com Jim Price, Executive Vice President E-mail: jimprice@grofftractor.com 20 Stauffer Lane Ephrata, PA 17522 717-738-0220 210 Rolling Ridge Road Bellefonte, PA 16823 814-353-8400 963 S. Center Avenue New Stanton, PA 15672 724-755-0124 100 Smith Drive Cranberry Township, PA 16066 724-898-1535 4355 Admiral Peary Highway Ebensburg, PA 15931 814-472-7300 Gunn-Mowery LLC (construction insurance, surety bonds, employee benefits & captives) P. O. Box 900 Camp Hill, PA 17001-0900 650 N. 12th Street Lemoyne, PA 17043 717-761-4600 FAX: 717-761-6159 Web: www.GunnMowery.com Greg Gunn, Managing Partner E-mail: ggunn@gunnmowery.com Ted Mowery, Partner Gary Harshbarger, Sr. Vice President Pam Barbush, Vice President

H2 Engineering Services, Inc. (engineering services) 6 Kacey Court, Suite 102 Mechanicsburg, PA 17055 717-620-8488 FAX: 717-620-8489 Robert J. Hendricks, P.E. E-mail: rjh@h2enginc.com Jennifer L. Hendricks E-mail: jlh@h2enginc.com Hanson Aggregates - Western Pennsylvania (aggregate & asphalt supplier) 2200 Springfield Pike Connellsville, PA 15425 724-626-0080 FAX: 724-626-2834 Dave Ricciuti, Sales Manager E-mail: dave.ricciuti@hanson.com Ronald Kurpiel, Vice President Karl Fatter, Operations Manager Dan Skovira, Asphalt Operations Mgr. Haydon Bolts, Inc. (bolt & nut manufacturer & distributor) 1181 Unity Street Philadelphia, PA 19124-3196 215-537-8700 FAX: 215-537-5569 E-mail: sales@haydonbolts.com Web: www.haydonbolts.com Michael C. Friel, President/Treas. Richard Giusti, Sales Manager Stephen Pitts, Sales Engineer H. D. Forming Company, Inc. (distributor of construction materials) 1496 Butler Plank Road Glenshaw, PA 15116-3017 412-487-2900 FAX: 412-487-1293 Harry O. Dick, President

HDH Group, Inc. (insurance/surety bonds/life/benefits/ alternative markets) P. O. Box 525, 525 North 12th Street Lemoyne, PA 17043-0525 717-761-4010 FAX: 717-761-4320 Web: www.hdhgroup.com Richard C. Atkinson, Executive Vice President E-mail: ratkinson@hdhgroup.com James F. Cuff, Jr., Sr. V.P./Operations E-mail: jcuff@hdhgroup.com Allen T. Miller, Jr., V.P./ Commercial Division E-mail: amiller@hdhgroup.com Mary Anne Brennan, Surety Bond Supervisor E-mail: mbrennan@hdhgroup.com Nevin L. Beyer, Surety Accounts Sales Executive E-mail: nbeyer@hdhgroup.com HDR Engineering, Inc. (transportation & water engineering) 11 Stanwix Street, Suite 800 Pittsburgh, PA 15222 412-497-6000 FAX: 412-497-6080 Web: www.hdrinc.com Ralph W. Gilbert, Jr., P.E., Sr. Vice Pres. E-mail: rgilbert@hdrinc.com James M. Sheahan, P.E., Vice President Kenneth J. Wright, P.E., Sr. Vice President John M. Yadlosky, P.E., Sr. Vice President William Gross, P.E., Vice President Edward E. Reese, Sr. Vice President John Lucey, Sr. Vice President Brian Leshko, Vice President Matt Bunner, Vice President Mike Harvey, P.E., Water Business Group Manager 1016 W. 9th Avenue, Suite 110 King of Prussia, PA 19406 610-768-7737 FAX: 610-768-7738 James P. Van Dien, P.E., Office Manager E-mail: jim.vandien@hdrinc.com

Hercules Cement Company P. O. Box 69 Stockertown, PA 18083-0069 610-759-6300 FAX: 610-759-2661 Perry W. Snyder, Vice President/Sales Highway Equipment & Supply Co. (construction equipment distributor) P. O. Box 1957, 4500 Paxton Street Harrisburg, PA 17105-1957 717-564-3031 FAX: 717-564-3568 Web: www.hwyequip.com H. Michael Liptak, President & Chief Operating Officer E-mail: mliptak@hwyequip.com Vince Pagano, Vice President William J. Flood, Secretary/Treas. P. O. Box 127 Drums, PA 18222 570-788-1127 FAX: 570-788-1593 200 Burkholder Road Ephrata, PA 17522 717-859-3132 FAX: 717-859-2685 122 Fritz Road Lock Haven, PA 17745 570-769-1070 FAX: 570-769-1071 Highway Materials, Inc. (material producer) 1750 Walton Road, P. O. Box 1667 Blue Bell, PA 19422-0465 610-832-8000 FAX: 610-832-0700 Anthony J. DePaul, P.E., Vice President E-mail: adepaul@tonydepaul.com John Friedrich, Sales Manager E-mail: jfriedrich@highwaymaterials.com David Roman, Construction Operations Manager E-mail: droman@tonydepaul.com John Savastio, Quality Control Manager E-mail: jsavastio@highwaymaterials.com

Hill & Smith, Inc. (manufacturer & supplier of highway barrier systems) 1000 Buckeye Park Road Columbus, OH 43207 614-340-6294 FAX: 614-340-6296 Email: info@hillandsmith.com Web: www.hillandsmith.com Gary Lallo, General Manager Cecil Brown, Marketing Coordinator Randy Needham, Regional Sales Manager Hill International, Inc. (construction management/ construction inspection) 2000 Oxford Dr., Suite 560 Bethel Park, PA 15102 412-595-8800 FAX: 412-833-2648 Web: www.hillintl.com Vic Spinabelli, P.E., Vice President, Construction Management E-mail: vicspinabelli@hillintl.com Ken Olup, P.E., Director of Operations, Construction Management E-mail: kennetholup@hillintl.com Hilti Inc. (manufacturer, supplier, vendor) 5400 S. 122nd East Avenue Tulsa, OK 74146 800-879-8000 Web: www.us.hilti.com Rafael Garcia E-mail: rafaelstefano.garcia@hilti.com Daniel Wade, Civil Engineer 443-567-1843 E-mail: daniel.wade@hilti.com Bryan Smith 215-527-4492 E-mail: bryan.smith@hilti.com Joe Cortese, Jr. 412-999-8594 E-mail: joseph.cortesejr@hilti.com

HNTB Corporation 8 Penn Center, 7th Floor, 1628 JFK Blvd. Philadelphia, PA 19103 215-568-6500 FAX: 215-568-4455 Web: www.hntb.com Al A. Kazickas, Jr., PE, Vice President E-mail: akazickas@hntb.com John J. Parola, Vice President Horizon Engineering Associates, LLC (civil engineering & surveying) 428 Main Street Pennsburg, PA 18703 267-923-8673 FAX: 267-923-8679 Web: www.horizonengineers.com Cynthia Smith, P.E., President E-mail: csmith@horizonengineers.com Trevor Smith, P.E., Vice President Horizon Signal Technologies, Inc. (portable traffic signals) 202 Conestoga Road Wayne, PA 19087 610-687-8975 FAX: 610-687-8867 E-mail: horizonsignal@gmail.com Web: www.horizonsignal.com David Krahulec, Vice President/COO E-mail: dkrahulec@horizonsignal.com Scott Heydt, Marketing Support Specialist E-mail: sheydt@horizonsignal.com Jay Hunter, Operations Manager HRV Conformance Verification Associates, Inc. (materials & construction inspection & engineering consulting)) 200 Hightower Blvd., Suite 400 Pittsburgh, PA 15205 412-788-2522 FAX: 412-788-1697 Web: www.hrvinc.com H. Rochelle Stachel, President E-mail: hrstachel@hrvinc.com Robert Stachel, P.E., Executive Vice President E-mail: restachel@hrvinc.com

Hunyady Auction Company (auctioneers & appraisers of machinery & equipment) 1440 Cowpath Road Hatfield, PA 19440 215-361-9099 FAX: 215-361-9212 Web: www.hunyady.com Michael J. Hunyady, President E-mail: mhunyady@hunyady.com Timothy D. Schwer, EVP I & I Sling, Inc. (sling manufacturer & reseller of related rigging hardware) 2626 Market St., P. O. Box 2423 Aston, PA 19014 610-485-8500 FAX: 610-494-5835 E-mail: tom@iandisling.com Web: iandisling.com Scott St. Germain, President Christine Bush-Susman, General Manager Thomas DeSoo, Director Will McKeon, Product Advisor International Construction Equipment, Inc. (pile driving & drilling equipment sales & rentals) P. O. Box 583 Edgemont, PA 19028 610-558-9181 • 800-438-9281 FAX: 610-423-0040 Web: www.iceusa.com Joseph M. Carobine E-mail: jcarobine@iceusa.com IUOE Local Union No. 66 (Union) 111 Zeta Drive Pittsburgh, PA 15238-2811 412-968-9120 Ext. 127 FAX: 412-968-9130 James T. Kunz, Jr., Business Manager E-mail: jkunz@iuoe66.org Thomas M. Durkin, President Sam Sunseri, Vice President Thomas Melisko, Rec. Corresponding Secretary William Pellish, Financial Secretary Kevin Pahach, Treasurer

Jacobs Engineering Group, Inc. 1247 Ward Avenue, Suite 100 West Chester, PA 19380-4259 610-701-7000 FAX: 610-696-3550 Web: www.jacobs.com Stan Niemczak, Office Manager Melinda Winkler, Administrative Assistant E-mail: melinda.winkler@jacobs.com J & B Welding, Inc./Benzing Company (full service bridge deck & shear stud company) 229 North Main Street Coopersburg, PA 18036 610-282-3461 FAX: 610-282-3014 E-mail: mbenzing@benzingco.com Web: www.benzingco.com Martin J. Benzing, President John Prusak, Chief Estimator Connie Gatch, Office Manager Jan’s Flagging, Inc. (flagging) 5535 Locust Street Harrisburg, PA 17112 717-671-0181 FAX: 717-671-0310 E-mail: jansflag@comcast.net Janet M. Killinger, President JBC Associates, Inc. (construction management & inspection) 120 South Warner Road, Suite 100 King of Prussia, PA 19406 610-992-9090 FAX: 610-992-9099 Web: www.jbcassociates.com Ronald C. Drumheller, Vice President E-mail: rond@jbcassociates.com Janet B. Cunningham, President E-mail: janetc@jbcassociates.com Daniel Davis, Director E-mail: ddavis@jbcassociates.com

Jersey Precast (precast manufacturer) 853 Nottingham Way Trenton, NJ 08638 609-689-3700 FAX: 609-689-3797 E-mail: jrzprecast@aol.com Web: www.jerseyprecast.com M. Amir Ulislam, President & CEO JMD Company (construction products) P. O. Box 173, 5401 Progress Boulevard Bethel Park, PA 15102-0173 412-833-7100 FAX: 412-833-2338 E-mail: jmdcompany@jmdcompany.com Web: www.jmdcompany.com J. Mark Forse, Vice President E-mail: mforse@jmdcompany.com Dennis C. Long, General Manager E-mail: dlong@jmdcompany.com Jobsite Products, Inc. (erosion control, geosynthetics) 1515 Gehman Road Harleysville, PA 19438 215-256-6077 • 800-298-4900 FAX: 215-256-6210 Web: www.jobsiteproducts.com Nick Fanto - cell 215-740-1042 E-mail: nfanto@comcast.net Johnson, Mirmiran & Thompson, Inc. (engineering/surveying) 220 St. Charles Way, Suite 200 York, PA 17402 717-741-1600 FAX: 717-741-9100 E-mail: jmtpa@jmt.com Web: www.jmt.com Barry A. Epley, P.E., Sr. Vice President/ Branch Manager E-mail: bepley@jmt.com

K & L Gates LLP (law firm) 17 N. Second Street, 18th Floor Harrisburg, PA 17101-1507 717-231-4500 FAX: 717-231-4501 Web: www.klgates.com Carleton O. Strouss, Administrative Partner E-mail: carleton.strouss@klgates.com K & L Gates Center 210 Sixth Avenue Pittsburgh, PA 15222-2613 412-355-6500 FAX: 412-355-6501 Michael G. Zanic, Administrative Partner E-mail: michael.zanic@klgates.com KCI Technologies, Inc. (civil engineering, transportation environmental planning, construction inspection) 5001 Louise Drive, Suite 201 Mechanicsburg, PA 17055-6912 717-691-1340 FAX: 717-691-3470 Web: www.kci.com Douglas H. Warfel, P.E., Vice President E-mail: douglas.warfel@kci.com 936 Ridgebrook Road Sparks, MD 21152 410-316-7800 Terry F. Neimeyer, CEO & Chairman of the Board Nathan J. Beil, President Jack Kinstlinger, Chairman of the Board Emeritus Keller Engineers, Inc. (consulting engineer) P. O. Box 61, 420 Allegheny Street Hollidaysburg, PA 16648 814-696-7430 FAX: 814-696-0150 Web: www.keller-engineers.com Joseph G. Keller, P.E., President Thomas S. Morisi, Director of Transportation E-mail: tmorisi@keller-engineers.com

Keystone Acquisition Services Corp. (right of way acquisition, relocation, property management, appraisal) 3200 McKnight East Dr., Suite 3204 Pittsburgh, PA 15237 412-364-8612 FAX: 412-364-8613 Web: www.keystoneacquisitions.com Jay F. Broadbent, President E-mail: jay@keystoneacquisitions.com James S. Broadbent, Vice President Michael F. Broadbent, Secretary/ Treasurer Keystone Highway Products (supply material for road, highway and bridge construction) 73 Avalon Ct. Doylestown, PA 18901 215-348-1913 FAX: 215-489-5131 Laura Moreno, CEO/Owner E-mail: keystonehighway@aol.com L. R. Kimball (engineering, environmental, inspection) 615 Highland Avenue, P. O. Box 1000 Ebensburg, PA 15931-1096 814-472-7700 FAX: 814-472-7712 Web: www.kimballcorp.com L. Robert Kimball, Chairman of the Board R. Jeffrey Kimball, President/CEO Richard E. Genday, Sr. Vice President/ Transportation E-mail: rick.genday@kimballcorp.com Troy Gallaher, Vice President/ Construction Services E-mail: troy.gallaher@kimballcorp.com Knickerbocker Russell Co., Inc. (construction equipment rentals & sales) 4759 Campbell's Run Road Pittsburgh, PA 15205-1387 412-494-9233 FAX: 412-787-7991 Web: www.knickerbockerrussell.com Howard C. Creese, President Timothy Ellison, Vice President James Cogley, Sales Mgr./Const. Matls.

KS Engineers, PC (civil engineering, survey, construction management) 35 South 3rd Street Philadelphia, PA 19106 215-925-0425 FAX: 215-925-0430 Web: www.kseng.com Kamal Shahid, President E-mail: kshahid@kseng.com John A. Nawn, Vice President E-mail: jnawn@kseng.com Ron DeNadai, Vice President Dave Hassinger, Senior Vice President E-mail: dhassinger@kseng.com KTA-Tator, Inc. 115 Technology Drive Pittsburgh, PA 15275 412-788-1300 FAX: 412-788-1306 E-mail: info@kta.com Web: www.kta.com Kenneth A. Trimber, President E-mail: ktrimber@kta.com John Ekiert, P.E., Transportation Services Manager E-mail: jekiert@kta.com Scott Rice, Group Manager E-mail: srice@kta.com Bruce Rutherford, Operations Manager E-mail: brutherford@kta.com LandMarker Geospatial, LLC (land surveying, site positioning, machine guidance) 2019 Industrial Drive, Unit 1 Bethlehem, PA 18017 610-317-2713 FAX: 610-317-0760 Web: www.lmgeo.com Thomas J. Frawley, PLS, Managing Partner Joseph B. Priestner, PLS, PE, Operations Partner Steve Stafiniak, Site Surveyor E-mail: sstafiniak@lmgeo.com

Lane Enterprises, Inc. (gabions; pipe and drainage) P. O. Box 164 Bedford, PA 15522-0164 814-623-1191 FAX: 814-623-3495 Tom Mickle, Manager 3905 Hartzdale Drive, Suite 514 Camp Hill, PA 17011 717-761-8175 FAX: 717-761-5055 Russell A. Kamper, Chief Engineer 1244 Claremont Road Carlisle, PA 17013 717-249-8342 FAX: 717-249-4991 Gregg L. Weaver, VP/Plant Manager 377 Crooked Lane King of Prussia, PA 19406 610-272-4371 FAX: 610-272-4295 Marlin J. Cathers, VP/Area Mgr. P. O. Box 345 Pulaski, PA 16143 412-652-7747 FAX: 412-652-0415 Jerry A. Saylor, VP/Plant Mgr. Larson Design Group (consulting A/E) 1000 Commerce Park Drive, P. O. Box 487 Williamsport, PA 17703-0487 570-323-6603 FAX: 570-323-9902 E-mail: ldg@larsondesigngroup.com Web: www.larsondesigngroup.com David DeBlander, Chairman Keith S. Kuzio, PE, President Paul H. Lee, PE, COO

Lehigh Cement Company (cement producer) Evansville Plant 537 Evansville Road Fleetwood, PA 19522 610-926-1024 FAX: 610-926-1906 Web: www.lehighcement.com Gardner C. Kavanagh, General Sales Manager E-mail: gkavanagh@lehighcement.com Kari D. Saragusa, Vice President Sales E-mail: ksaragusa@lehighcement.com Lehigh Construction Sales Co., Inc. 295 Schooley Avenue Exeter, PA 18643-1522 570-654-3981 FAX: 570-654-6180 E-mail: 2LE9HI5@epix.net Web: www.lehighconstruction.com JoAnn Braccini, President Frank J. Braccini, Jr., Vice President P. Joseph Lehman, Inc., Consulting Engineers P. O. Box 419 Hollidaysburg, PA 16648 814-695-7500 FAX: 814-695-7505 Web: www.lehmanengineers.com P. Joseph Lehman, Jr., P.E., President Husam A. Obeid, P.E., Partner Robert D. Bryant, P.E., Partner Charles R. Meyers, P.E., Partner Martin T. Malone, M.B.A., Partner E-mail: mmalone@lehmanengineers.com Link-Belt Construction Equipment Mid-Atlantic (distributor of construction equipment) 7096 Carlisle Pike Carlisle, PA 17015 717-795-0700 FAX: 717-558-8480 Web: www.link-beltmidatlantic.com Rickey Bailey, Branch Manager E-mail: rbailey@linkbelt.com Jeff Weller, General Manager E-mail: jweller@linkbelt.com

Mabey Bridge & Shore, Inc. (equipment rental & sales - bridging, propping, shoring) 6770 Dorsey Road Elkridge, MD 21075 410-379-2800 FAX: 410-379-2801 E-mail: info@mabey.com Web: www.mabey.com Bob Aylward, CEO Jim Porreca E-mail: j.porreca@mabey.com Mackin Engineering Company (consulting engineers) 117 Industry Drive Pittsburgh, PA 15275 412-788-0472 FAX: 412-787-3588 Web: www.mackinengineering.com Italo V. Mackin, P.E., Chairman of the Board E-mail: ivm@ mackinengineering.com Dean I. Mackin, CEO E-mail: dmackin@ mackinengineering.com Thomas E. Riester, P.E., President E-mail: triester@ mackinengineering.com Kenneth R. Nadler, P.E., Senior Vice President E-mail: knadler@ mackinengineering.com Maguire Group Inc. (architectural engineering, planning & construction management) D. L. Clark Building, 6th Floor 503 Martindale Street Pittsburgh, PA 15212-5746 412-322-8340 FAX: 412-322-2138 Web: www.maguiregroup.com Louis Rocchini, P.E., Vice President E-mail: lrocchini@maguiregroup.com

Malick & Scherer, P.C. (engineering consultants, land surveyors) One Salem Sq., 295 Route 22 East Whitehouse Station, NJ 08889 908-534-4995 FAX: 908-534-0507 Web: www.malickand scherer.com Arif R. Malick E-mail: malick@malickandscherer.com Glenn Scherer Marathon Petroleum Company LP (liquid asphalt cement, emulsions) 1100 Glass House Road Jefferson Hills, PA 15025 412-384-5886 FAX: 412-384-2579 Web: www.mapllc.com Adam Maidment, Territory Manager E-mail: armaidment@marathon petroleum.com A. D. Marble & Company (environmental & engineering consulting) 375 E. Elm St., Suite 101 Conshohocken, PA 19428 484-533-2500 FAX: 484-533-2599 Web: www.admarble.com Roseline Marston, President E-mail: rmarston@admarble.com Peter Dodds, Vice President E-mail: pdodds@admarble.com The Markosky Engineering Group, Inc. (consulting engineering) 223 East Main Street Ligonier, PA 15658 724-238-4138 FAX: 724-238-4194 E-mail: dweimer@markosky.com Web: www.markosky.com Joyce V. Markosky, President Mark A. Markosky, Vice President/ Secretary-Treasurer

Marsh USA, Inc. (insurance and surety broker) Six PPG Place, Suite 400 Pittsburgh, PA 15222 412-552-5028 FAX: 412-552-5999 Web: www.marsh.com James L. Bly, Vice President E-mail: james.l.bly@marsh.com Mayer Hoffman McCann, P.C. (independent CPA firm) 401 Plymouth Road, Suite 200 Plymouth Meeting, PA 19462 610-862-2420 FAX: 610-862-2470 Web: www.mhm-pc.com/construction Anthony Stagliano, CPA, Managing Director of Constr. Industry Services E-mail: tstagliano@cbiz.com John Bieber, CPA, Director E-mail: jbieber@cbiz.com McConkey Insurance & Benefits York Executive Center 2555 Kingston Road, Suite 100 York, PA 17402 717-755-9266 FAX: 717-755-9237 Web: www.ekmcconkey.com Henry J. Christ, III, President & CEO Norman F. Basso, Exec. Vice President & COO Karen Mummert, Bond Specialist E-mail: kmummert@ekmcconkey.com McCormick Taylor (engineering consultants) Two Commerce Square 2001 Market Street, 10th Floor Philadelphia, PA 19103 215-592-4200 FAX: 215-592-0682 E-mail: mta-ph@access.digex.net Web: www.mccormicktaylor.com Thomas A. Caramanico, P.E., President James C. Wiggans, P.E., Exec. VP John D. Kahil, P.E., VP/Highways E-mail: JDKahil@MTmail.biz L. Bert Cossaboon, VP/Planning Gary J. Bellotti, VP/Engineering

McMahon Associates, Inc. 425 Commerce Dr., #200 Fort Washington, PA 19034-2702 215-283-9444 FAX: 215-283-9445 Web: www.mcmtrans.com Joseph W. McMahon, P.E., CEO/Treas. E-mail: joe.mcmahon@mcmtrans.com Rodney P. Plourde, Ph.D., P.E., President E-mail: rod.plourde@mcmtrans.com Joseph J. DeSantis, P.E, Vice President/ Secretary E-mail: joe.desantis@mcmtrans.com McNees, Wallace & Nurick 100 Pine Street, P. O. Box 1166 Harrisburg, PA 17108-1166 717-237-5441 FAX: 717-237-5300 Web: www.mwn.com James W. Kutz E-mail: jkutz@mwn.com Diane M. Tokarsky McTish, Kunkel & Associates (consulting engineers) 3500 Winchester Road, Suite 300 Allentown, PA 18104 610-841-2700 FAX: 610-841-2709 Web: www.mctish.com Matthew P. McTish, President E-mail: mpmctish@mctish.com David J. McTish, Vice President E-mail: dmctish@mctish.com Tim Benner, P.E., Manager of Transportation Engineering E-mail: tbenner@mctish.com A.C. Miller Concrete Products, Inc. (precast concrete) 9558 Route 22, Box 93 Blairsville, PA 15717 724-459-5950 FAX: 724-459-9151 Web: www.acmiller.com Arthur C. Miller, CEO John E. Rutkowski, President Michael R. Buchan, Vice President E-mail: mbuchan@acmiller.com Walter J. Buchan, Engineering Manager E-mail: wbuchan@acmiller.com

Modjeski and Masters, Inc. (bridge and highway engineering) 100 Sterling Parkway, Suite 302 Mechanicsburg, PA 17050 717-790-9565 FAX: 717-790-9564 E-mail: harrisburg@modjeski.com Web: www.modjeski.com J. M. Kulicki, Chairman/CEO E-mail: jmkulicki@modjeski.com D. F. Sorgenfrei, Sr. Vice President E-mail: dfsorgenfrei@modjeski.com B. T. Martin, Jr., President E-mail: btmartin@modjeski.com L. K. Huang, Sr. Vice President E-mail: lkhuang@modjeski.com Z. Prucz, Sr. Vice President E-mail: zprucz@modjeski.com M. F. Britt, Vice President E-mail: mfbritt@modjeski.com T. B. McMeans, Vice President E-mail: tbmcmeans@modjeski.com Morgan's Welding, Inc. (manholes, inlets & grates) 1941 Camp Swatara Road Myerstown, PA 17067-1820 717-933-5255 FAX: 717-933-5508 E-mail: dan@morganswelding.com Robert E. Morgan, Jr., President MS Consultants, Inc. (consulting engineer) 333 Rouser Road Coraopolis, PA 15108 412-264-8701 FAX: 412-264-2076 Web: www.msconsultants.com Thomas E. Mosure, President Raymond J. Briya, Vice President - Treasurer David J. Mosure, Vice President - Assistant Secretary Karl R. Nejak, Vice President E-mail: knejak@msconsultants.com

Multiquip/Sanders Blades (diamond blades & equip., grooving, grinding, deep sawing) P. O. Box 310 Honey Brook, PA 19344 610-273-3733 • 800-486-0207 FAX: 800-486-0797 E-mail: sales@sanderssaws.com Romey Messina, Director Product Dev. & Manufacturing Christopher Priest, Field Application Specialist for Saws and Blades 310-850-5483 Mike Horan, Field Application Specialist for Saws and Blades 484-678-4649 Murray Risk Management and Insurance 39 N. Duke St., P. O. Box 1728 Lancaster, PA 17608-1728 717-397-9600 FAX: 717-299-6770 E-mail: murray@murrayins.com Web: www.murrayins.com Joseph P. Nolt, Chairman Richard Rankin, President David R. Bradbury, Sr. Vice President E-mail: dbradbury@murrayins.com Joseph Ritchey, Account Executive Tony Macinanti, Bond Manager, V.P. David Dvorchak, Vice President Timothy Hoagland, Branch Manager, V.P. R. Scott Miller, Vice President Navarro & Wright Consulting Engineers, Inc. (consulting engineers, surveying, environmental, geotechnical service, lab testing, highway & bridge design) 151 Reno Avenue New Cumberland, PA 17070 717-441-2216 FAX: 717-441-2218 Web: www.navarrowright.com Paul J. Navarro, P.E., President Charles E. Wright, Vice President E-mail: cewright@navarrowright.com Robert M. Peda, P.E., Highway & Bridge Manager E-mail: rpeda@navarrowright.com

The Neel Company/T-Wall® (PennDOT approved precast retaining walls) 8328-D Traford Lane Springfield, VA 22152 703-913-7858 FAX: 703-913-7859 E-mail: info@neelco.com Web: www.neelco.com Thomas C. Neel, President John G. Dallain, Regional Manager E-mail: jdallain@neelco.com Northeast Prestressed Products, LLC (prestressed concrete bridge products) 121 River Street Cressona, PA 17929-1108 570-385-2352 FAX: 570-385-5898 (sales) Web: www.nppbeams.com Tom Koons, President & C.O.O. E-mail: tkoons@nppbeams.com Michael Hawbaker, Vice President E-mail: mdh@goh-inc.com Patrick Hawbaker, Vice President E-mail: pgh@goh-inc.com Mark Pishock, Sales Manager E-mail: mpishock@nppbeams.com NTM Engineering, Inc. (civil engineering consulting firm) 130 West Church St., Suite 200 Dillsburg, PA 17019-1232 717-432-4425 FAX: 717-432-4426 E-mail: jsmyers@ntmeng.com Web: www.ntmeng.com Donna M. Newell, P.E., President Rachel L. Tereska, P.E., Principal Jeffrey S. MacKay, P.E., Principal John Newell, P.E., Principal

O.C.I. Division/ Global Drilling Suppliers, Inc. 370 Industrial Park Road Brookville, PA 15825 814-849-5999 FAX: 814-849-6288 E-mail: jim@ocidiv.com Web: www.gloaldrilsup.com 12101 Centron Place Cincinnati, OH 45246 Mark D. Kuenning, President James W. Rupert, Vice President Ted W. Walker, Vice President & Secretary Oldcastle Precast (precast concrete) 200 Keystone Drive Telford, PA 18969 215-257-8081 FAX: 215-453-1671 Michael Grapsy, COO Mid-Atlantic Region John Hunsburger, Plant Manager Pat Holleran, Sales Manager Mid-Atlantic Region Michael A. Snipas, PA Sales 215-453-2490 E-mail: Michael.snipas @oldcastleprecast.com Oldcastle Precast Pipe (concrete pipe manufacturing) 1900 Pennsylvania Ave. Croydon, PA 19021 800-321-0219 FAX: 877-340-1711 Ed Pentecost, Sales Manager E-mail: Ed.Pentecost@ oldcastleprecast.com P. O. Box 129, RR Rt. 706 Montrose, PA 18801 570-278-1375 FAX: 570-278-2886 Karen Stankiewicz

Orth-Rodgers & Associates, Inc. (consulting engineers) 4729 West Chester Pike Newtown Square, PA 19073 800-863-1386 FAX: 610-355-0499 E-mail: phila@orth-rodgers.com Web: www.orth-rodgers.com Robert M. Rodgers E-mail: bob@orth-rodgers.com Steven B. Bolt E-mail: sbolt@orth-rodgers.com Jeffrey L. Greene Parsons Brinckerhoff Four Penn Center 1600 JFK Blvd., Suite 700 Philadelphia, PA 19103 215-209-1200 FAX: 215-561-9525 Web: www.pbworld.com Steve Moore, Area Manager E-mail: moorejs@pbworld.com Four Gateway Center, Suite 1305 Pittsburgh, PA 15222 412-281-9900 FAX: 412-281-2056 Joseph DiFiore, P.E., Vice President E-mail: difiore@pbworld.com 3314 Market Street, Suite 204 Camp Hill, PA 17011 717-412-4795 FAX: 717-412-4798 Steven Deck, AICP, Senior Supervising Planner E-mail: deck@pbworld.com Path Master, Inc. 1960 Midway Drive Twinsburg, OH 44087 330-425-4994 FAX: 330-425-9338 Web: www.pathmasterinc.com Randall L. Van Scoy, President E-mail: randall.vanscoy@ pathmasterinc.com Catherine A. Van Scoy, Vice President

Pennoni Associates Inc. (engineering consultant) 3001 Market Street, 2nd Floor Philadelphia, PA 19104 215-222-3000 FAX: 215-222-0591 Web: www.pennoni.com David S. Lowdermilk, P.E., Vice Pres. E-mail: dlowdermilk@pennoni.com 1215 Manor Drive, Suite 100 Mechanicsburg, PA 17055 717-975-6481 FAX: 717-975-6480 Kash L. Batra, PE Pickering, Corts & Summerson, Inc. (consulting engineers) 642 Newtown-Yardley Road, Suite 300 Newtown, PA 18940 215-968-9300 FAX: 215-968-3649 Web: www.pcs-civil.com John A. Prybella, P.E., President E-mail: jprybella@pcs-civil.com Robert J. Snyder, PLS, Vice President E-mail: rsnyder@pcs-civil.com Richard H. Stanger, P.E., Transportation Manager E-mail: rstanger@pcs-civil.com Michael Wintermute, P.E., Design-Build Manager E-mail: mwintermute@pcs-civil.com Post & Schell, P.C. (attorneys) 17 North Second St., 12th Floor Harrisburg, PA 17101-1601 717-612-6036 FAX: 717-731-1985 Web: www.postschell.com Kenneth L. Sable, Esq. E-mail: ksable@postschell.com Prevailing Wage Group (consultants for prevailing wage projects) P. O. Box 393, 1006 W. College Ave. State College, PA 16804 800-439-2622 ext. 1008 FAX: 866-439-2622 E-mail: fringeplans@comcast.net Web: www.PreWage.com Thomas Templeton, Member

Prime Engineering, Inc. (engineering & construction inspection) 224 St. Charles Way, Suite 290 York, PA 17402 717-885-0468 FAX: 717-741-2469 Kumar Buvanendaran, President E-mail: kumarb@primeeng.com Purdy Insurance Agency, Inc. P. O. Box 747, 136 Market Street Sunbury, PA 17801-2142 570-286-5855 FAX: 570-286-0219 Web: www.purdyinsurance.com T. Chris Purdy, President E-mail: purdy@purdyinsurance.com Quality Engineering Solutions Inc. (DBE engineering/construction/ construction inspection) 405 Water Street, P. O. Box 3004 Conneaut Lake, PA 16316 814-382-0373 FAX: 814-382-0375 Web: www.QESpavements.com Sherry Morian, President E-mail: smorian@QESpavements.com Dennis Morian, Director of Engineering E-mail: dmorian@QESpavements.com Quikrete (pre-packaged concrete products) 519 Red Barn Lane Latrobe, PA 15650 412-759-1333 FAX: 724-539-2831 Web: www.quikrete.com Dennis Bittner, Construction Products Sales Representative E-mail: dbittner@quikrete.com R. G. Steel Corp. P. O. Box 356, Rt. 551 Pulaski, PA 16143 724-656-1722 FAX: 724-656-1725 Peter J. Crisucci, President Richard H. Price, Secretary, Vice President Sales

Rausch Electronics USA, LLC (manufacturer of laser pipe profiling systems) 370 New York Avenue Chambersburg, PA 17201 717-709-1005 FAX: 717-709-1009 E-mail: reusa@rauschtv.com Web: www.rauschtv-usa.com Rudy Ellgass, President Reilly Associates (engineering, surveying) 49 South Main St., Suite 200 Pittston, PA 18640 570-654-2473 FAX: 570-654-6880 Web: www.reillyengineering.com Thomas J. Reilly, Chairman E-mail: tjreilly@reillyengineering.com Thomas J. Reilly, Jr., President E-mail: treilly@reillyengineering.com Joseph S. Durkin, Vice President E-mail: jdurkin@reillyengineering.com The Reinforced Earth Co. (mechanically stabilized earth walls) 8614 Westwood Center Dr., Suite 1100 Vienna, VA 22182-2233 703-821-1175 FAX: 703-749-4323 Web: www.reinforcedearth.com Roger Bloomfield, CEO E-mail: rbloomfield@reinforcedearth.com Sherif Aziz, Regional Manager E-mail: saziz@reinforcedearth.com Magued Philobos, Project Manager E-mail: mphilobos@reinforcedearth.com Reza Tavakolian, Project Manager E-mail: rtavakolian@reinforcedearth.com Renaissance Technologies, Inc. (web-based traffic safety system) 5000 Ritter Road, Suite 202 Mechanicsburg, PA 17055 717-691-7090 FAX: 717-691-8165 Web: www.renaissance-tech.com John Barker E-mail: jbarker@renaissance-tech.com Dennis Miner E-mail: dminer@renaissance-tech.com John Eckert, President E-mail: jeckert@renaissance-tech.com

Re-Steel Supply Co., Inc. (supplier of reinforcing steel) 2000 Eddystone Industrial Park Eddystone, PA 19022-1588 610-876-8216 FAX: 610-876-9279 James R. Melvin, Jr., President Michael R. Melvin, Vice President Anthony F. Martino, Vice President of Sales E-mail: afm@resteel.com Michael C. Esbensen, Sales Representative E-mail: mesbensen@resteel.com RETTEW (engineering, planning and environmental consulting) 3020 Columbia Avenue Lancaster, PA 17603 717-394-3721 FAX: 717-394-1063 E-mail: rettew@rettew.com Web: www.rettew.com Mark P. Lauriello, PE, President E-mail: mlauriello@rettew.com Gary L. Stouffer, PLS, Regional Vice President E-mail: gstouffer@rettew.com Jeffrey S. Case, PE, Vice President of Transportation E-mail: jcase@rettew.com Laura L. Templeton, Director of Client Services E-mail: ltempleton@rettew.com RIG Consulting, Inc. (construction management and inspection and design support services) 803 West Main Street Carnegie, PA 15106 412-276-2027 FAX: 412-276-1798 Web: www.rig-consulting.com Sharmon Winters, President E-mail: swinters@rig-consulting.com Natalie Beech, Secretary

Rinker Materials-Concrete Pipe Division (reinforced concrete pipe & products) 2000 Gregg Station Rd., P. O. Box 126 Oakdale, PA 15071-0126 412-923-2490 FAX: 724-693-2881 Web: www.rinker.com Ken Souffrant, General Manager E-mail: ksouffrant@rinker.com Patrick Kelly, Sales/Account Manager E-mail: pmkelly@rinker.com Sherry Justice, Inside Sales/Dispatch E-mail: sjustice@rinker.com 800 Industrial Drive Middletown, DE 19709 888-999-3727 FAX: 302-378-8923 Tim Meyer, General Manager E-mail: tmeyer@rinker.com Bob Perrone, Sales Manager E-mail: rperrone@rinker.com Linda Massey, Dispatch Rocal, Inc. 3186 County Rd. 550 Frankfort, OH 45628 740-998-2122 FAX: 740-998-2073 Robert D. Lightle, President Kimberly Gragg, Estimating RT Environmental Services, Inc. (engineering/environmental) 215 W. Church Road King of Prussia, PA 19406 610-265-1510 FAX: 610-265-0687 Web: www.rtenv.com Gary R. Brown, P.E., President E-mail: gbrown@rtenv.com Walter Hungarter, Associate E-mail: whungarter@rtenv.com Justin Lauterbach, Associate E-mail: jlauterbach@rtenv.com

Rummel, Klepper & Kahl, LLP (consulting engineers) 3512 Concord Road York, PA 17402 717-600-2220 FAX: 717-600-2421 David W. Wallace, P.E., Partner E-mail: dwallace@rkkengineers.com J. Michael Potter, P.E., Partner E-mail: mpotter@rkkengineers.com 2570 Boulevard of the Generals, Suite 215 Norristown, PA 19403 610-631-8151 FAX: 610-631-6309 Todd Rousenberger, P.E., Associate E-mail: trousenberger@rkkengineers.com SAI Consulting Engineers, Inc. (complete consulting engineering services for civil engineering projects) 1350 Penn Ave., Suite 300 Pittsburgh, PA 15222-4211 412-392-8750 FAX: 412-392-8784 E-mail: saiengr@saiengr.com Web: www.saiengr.com Donald V. Gennuso, CEO E-mail: dgennuso@saiengr.com Victor E. Bertolina, President James J. Lombardi, Executive Vice President Robert T. Balkovec, Vice President Glenn D. Stickel, Vice President Ray Henney, Manager Contractor Services E-mail: rhenney@saiengr.com Saul & Associates (insurance, surety, risk management) P. O. Box 1617, 250 Pierce Street Kingston, PA 18704-0617 570-288-5434 FAX: 570-288-7837 Robert A. Saul, President E-mail: rasaul@saulassociatescom Christopher R. Saul, Vice President E-mail: crsaul@saulassociates.com

SealMaster (distributor of asphalt & concrete equipment, tools & supply) 4551 West State Street Hillsville, PA 16132 724-667-0444 FAX: 724-667-7405 Lawrence Rich, Jr., President L. J. Rich, III Michael Rich E-mail: mlrba03@comcast.net Seismic Surveys, Inc. (vibration & sound consultants) 604 Solarex Ct., Suite 105 Frederick, MD 21703 301-663-6630 FAX: 301-663-6647 Web: www.seismicsurveys.net David K. Miller, President E-mail: dmiller@seismicsurveys.net Elena Miller, Vice President/ Treasurer Senex Explosives, Inc. 710 Millers Run Road Cuddy, PA 15031-9742 412-221-5722 FAX: 412-221-6032 Jim Senules, President Seubert & Associates, Inc. (surety bond and insurance broker) 1010 Ohio River Blvd. Pittsburgh, PA 15202-0520 412-734-4900 FAX: 412-734-6640 Web: www.seubert.com Brian W. Long, President E-mail: blong@seubert.com Brian F. Jeffe, Managing Partner - Surety E-mail: bjeffe@seubert.com Jay Black, Managing Partner - Surety E-mail: jblack@seubert.com Richard L. Enders, Vice Pres. - Surety Michael J. Petrasek, Sr., Vice Pres. - Construction Services E-mail: mpetrasek@seubert.com Jojo Streyle, Account Manager E-mail: jstreyle@seubert.com

Sewickley Construction Products, Inc. (distributor of corrugated plastic and metal pipe) 102 Turkeyfoot Road Sewickley, PA 15143 724-266-6255 FAX: 724-266-6257 Albert J. Sciulli, President E-mail: alsciulli@comcast.net Carmine Sciulli, Vice President Signal Service, Inc. (traffic control, sales & service) 1020 Andrew Drive West Chester, PA 19380 610-429-8073 800-851-0606 (in PA) FAX: 610-429-8076 William J. Conrad, Vice President E-mail: bconrad@signalservice.com Skelly & Loy, Inc. (engineering - environmental consultants) 449 Eisenhower Blvd., Suite 300 Harrisburg, PA 17111 717-232-0593 FAX: 717-232-1799 E-mail: skellyloy@skellyloy.com Web: www.skellyloy.com LeRoy D. Loy, PE, Chairman Sandi Loy Bell, CEO John W. Gunnett, President/COO Spec Formliners, Inc (formliner manufacturer) 530 East Dyer Road Santa Ana, CA 92707 714-429-9500 FAX: 714-429-1460 Web: www.specformliners.com Steve Deering, President Jessie Ullerich, Vice President, Sales Carey Cornwell E-mail: careycornwell@specformliners.com

Specialized Engineering (geotechnical engineering & testing) 4845 International Blvd., Ste. 104 Frederick, MD 21703 301-607-4180 FAX: 301-662-6122 Web: www.specializedengineering.com David I. Wiegand, P.E. E-mail: dwiegand@specialized engineering.com Charles Mitchell, P.E. E-mail: cmitchell@specialized engineering.com David Schultz, P.E. E-mail: dschultz@specialized engineering.com Al Nouri, Ph.D. E-mail: anouri@specialized engineering.com Lauren Argenta E-mail: largenta@specialized engineering.com Stahl Sheaffer Engineering, LLC (engineering) 301 Science Park Rd., Suite 333 State College, PA 16803 814-689-1562 FAX: 814-689-1885 Web: www.sse-llc.com Rod Stahl, P.E. Jeff Sheaffer, P.E. Mark Welker E-mail: mwelker@sse-llc.com Stambaugh Ness, P.C. (public accounting firm) 2600 Eastern Blvd. York, PA 17402 717-757-6999 FAX: 717-757-4550 Web: www.stambaugh-ness.com M. Scott Hursh, CPA, CCIFP E-mail: shursh@stambaughness.com Tim Kumcheck, CPA, CCIFP E-mail: tkumcheck@ stambaughness.com

Stephenson Equipment, Inc. (sales/service/rental construction equipment) Home office: 7201 Paxton Street Harrisburg, PA 17111-5198 1-800-325-6455 FAX: 717-564-7580 Web: www.stephensonequipment.com Dennis Heller, President/CEO E-mail: dheller@stephenson equipment.com Branch: 8181 Noblestown Road McDonald, PA 15057 1-800-692-7600 FAX: 724-926-4254 Branch: 1805 Newport Road Ephrata, PA 17522 1-800-347-6998 FAX: 717-859-3821 Branch: 137 Armstrong Road Pittston, PA 18640 1-866-667-6756 FAX: 570-654-7417 Branch: 135 Lincoln Avenue Prospect Park, PA 19076 610-534-0700 FAX: 610-534-9923 Stratus Group, LLC (construction engineering) 601 Pittsburgh Road Butler, PA 16001 724-586-0143 FAX: 724-586-2004 Jared G. Fasick, President E-mail: jfasick@stratusgroup.org Striewig Bonding Agency, Inc. 430 North Front St. Wormleysburg, PA 17043 717-737-1947 FAX: 717-737-4523 Robert N. Striewig, Jr., President Nancy Stranger, Secretary Tony Phillips, Vice President

STV Incorporated (engineering) 2000 Linglestown Rd., Suite 201 Harrisburg, PA 17110-9347 717-545-2103 FAX: 717-545-1874 Web: www.stvinc.com Donald J. Mauer, Jr., P.E., Vice Pres. E-mail: donald.mauer@stvinc.com Brian M. Miller, P.E., Manager - Transportation/Infrastructure E-mail: brian.miller@stvinc.com Leonard R. Smith, Jr., P.E., Manager- Transportation/Infrastructure E-mail: leonard.smith@stvinc.com Sucevic, Piccolomini & Kuchar Engineering, Inc. (consulting engineers & land surveyors) 126 Kaider Road Uniontown, PA 15401 724-439-1600 FAX: 724-439-5449 E-mail: spkengr@spkengr.com Web: www.spkengr.com Domenic M. Piccolomini, P.L.S., President Robert P. Kuchar, B.S., Treasurer Perry M. Schweiss, P.E., Vice President of Operations David C. Piccolomini, Secretary Syracuse Castings (frames/grates, castings & hatches) 6177 South Bay Rd., P. O. Box 1821 Cicero, NY 13039 315-699-2601 FAX: 315-699-2982 Web: www.syrcast.com Mark Pulver, Vice President Dana Andrews, So. NY Inside Sales Rep. E-mail: dana@syrcast.com Jeff Long E-mail: jeff@syrcast.com

T & M Associates (consultants) 525 Plymouth Rd., Suite 315 Plymouth Meeting, PA 19462 484-530-1270 FAX: 484-530-1277 Web: www.tandmassociates.com Kevin Toolan, President, Chief Executive Officer Gary Dahms, Sr. Vice President, Chief Operating Officer Ronald Mieszkowski, Business Unit Leader Greg Lebo, Vice President Transportation E-mail: glebo@tandmassociates.com Mark Neisser, Director Marketing Russell Benner, Vice President Public Works Taylor Oil Company (on-site fueler of equipment) 700 Ashland Avenue Folcroft, PA 19032 610-583-0651 FAX: 610-583-0742 E-mail: bphillips@tayloroilco.com Web: www.tayloroilco.com George Taylor, CEO Richard Workman, President Mark O’Leary, Vice President/Operations Terra-Mechanics, Inc. (vibration & sound consultants) 1339 Middle Road Ext., Suite A Gibsonia, PA 15044 724-449-6250 FAX: 724-449-6254 Web: www.terra-mechanics.com Betsy A. Harrison, President David Harrison, Vice President/ Chief Operating Officer E-mail: dave.harrison@terra-mechanics.com

Terre Hill Concrete Products (full line precast products, culverts, manholes, inlets & grates, stormwater quality separator, manhole rehabilitation) P. O. Box 10, Long Lane Road Terre Hill, PA 17581-0010 717-445-3100 FAX: 717-445-0399 Web: www.terrehill.com Gene Martin, President E-mail: gmartin@terrehill.com Gary Wessner, Sales Representative E-mail: gwessner@terrehill.com Chuck Rawson, Sales Representative E-mail: crawson@terrehill.com Titusville Fabricators, Inc. (reinforcing steel) 191 Howard Street Franklin, PA 16323-2347 814-432-2551 FAX: 814-432-4799 Martin Drago, Hwy. Sales Mgr. E-mail: mdtfab@usachoice.net Pittsburgh Area Sales Office 221 Seventh Street, Suite 303 Pittsburgh, PA 15238 412-826-8140 FAX: 412-826-8141 Randy Rainey, Sales Tool Sales & Service Co., Inc. 1137 Electric Avenue East Pittsburgh, PA 15112-1401 412-824-0021 FAX: 412-824-9960 Howard Love E-mail: howard.love@ toolsalesandservice.com Topikal (SIP metal deck supplier) 3400 Peachtree Road, NE, Suite 1515 Atlanta, GA 30326-1107 404-266-0975 FAX: 404-239-9048 E-mail: topikal1@aol.com John A. Woerheide, President David V. Turner, Vice President Susan W. Saunders, Secretary/Treasurer Margaret Nagy, Projects Engineer Ski Riggleman, Projects Manager

Top Roc Newcrete Products Company P. O. Box 77 New Enterprise, PA 16664 814-221-2121 FAX: 814-766-0222 Greg Gorman, General Manager

Traffic Planning & Design, Inc. (TPD) (services: roadway design, bridge design & inspection, transportation planning, traffic signal system design, municipal transportation engineering services, environmental permitting/services, construction management & inspection and contractor services/design/build) 2500 E. High St., Suite 650 Pottstown, PA 19464 610-326-3100 FAX: 610-326-9410 E-mail: TPD@TrafficPD.com Web: www.TrafficPD.com Kevin Johnson, President E-mail: KJohnson@TrafficPD.com Matthew Hickson, Principal E-mail: MHickson@TrafficPD.com Robert Prophet, Principal E-mail: RProphet@TrafficPD.com 1426 N. Third St., Suite 250 Harrisburg, PA 17110 717-234-1430 FAX: 717-234-4490 4647 Saucon Creek Road, Suite 201 Center Valley, PA 18034 610-625-4242 FAX: 610-625-4250 2 Riverside Dr., Suite 506 Camden, NJ 08103 856-966-4242 FAX: 856-966-4250 425 Sixth Ave., Suite 2825 Pittsburgh, PA 15219 412-765-3717 FAX: 412-765-3719 Traffic Products, LLC (manufacturing rep. for traffic control systems) 28 N. Bacton Hill Road Malvern, PA 19355-1849 610-644-8150 FAX: 610-644-3745 E-mail: support@trafficproducts.net John J. Welker, President

Traffic Services, Sales & Rentals, Inc. (signs, safety & traffic control devices) 1128 North Graham Street Allentown, PA 18109-3263 610-434-6343 FAX: 610-435-3215 Stephen J. Hysick, President E-mail: SJHtap@aol.com Transportation Resource Group, Inc. (consulting traffic engineering, design and planning) 204 N. George Street, Suite 110 York, PA 17401 717-846-4660 FAX: 717-846-4858 Web: www.consulttrg.com Thomas C. Austin, President Jon A. Seitz, P.E., PTOE, Vice President TranSystems Corporation Consultants TranSystems/Lichtenstein (highway & bridge design & consulting engineering) Suite 818, One Oxford Valley Langhorne, PA 19047 215-809-8961 FAX: 215-752-1539 Web: www.transystems.com Michael J. Cuddy, Vice President E-mail: mjcuddy@transystems.com Richard F. Schieler, Vice President E-mail: rfschieler@transystems.com TRC 16000 Commerce Parkway, Suite B Mt. Laurel, NJ 08054 856-273-1224 FAX: 856-273-9244 Web: www.trcsolutions.com Douglas Massih, EVP Scott Gallaher, SVP George Koch, VP E-mail: gkoch@trcsolutions.com Commerce Business Park 2405 Park Drive, Suite 103 Harrisburg, PA 17110 717-671-6430 FAX: 717-671-6431

Trenchtech, Inc. (excavation support) (Mailing address) P. O. Box 3039 Maple Glen, PA 19002 (Physical address) 1302 Conshohocken Rd., Suite 200 Conshohocken, PA 19428 610-275-3800 • 800-443-6832 FAX: 610-275-1680 Web: www.shoringsolutions.com E-mail: jay@shoringsolutions.com John Kerrigan, President David J. Martosella, Corp. Secretary TriAd Marketing and Media 371 County Line Road West Westerville, OH 43082 614-846-8761 • 800-288-7423 FAX: 614-846-8763 Dave Keller, President E-mail: dkeller@triad-inc.com Trinity Highway Products (highway guide rail systems, crash cushions, truck mounted attenuators) 1170 N. State St. Girard, OH 44420 330-545-4373 • 800-321-2755 FAX: 330-545-0538 Web: www.highwayguardrail.com Eunice Richley E-mail: eunice.richley@trin.net Bob Jesko, Sales Representative E-mail: bob.jesko@trin.net Tucker Arensberg, P.C. 111 North Front St., P. O. Box 889 Harrisburg, PA 17108-0889 717-234-4121 FAX: 717-232-6802 Web: www.tuckerlaw.com Kenneth W. Lee, Partner E-mail: klee@tuckerlaw.com

Marie Turner, Inc. (supplier) 6178 Kingsley Road Kingsley, PA 18826 570-289-4461 FAX: 570-289-4451 Betty Lou Benedict Email: blb@marieturnerinc.com Tarah Benedict E-mail: mtiblb@epix.net Marie Turner E-mail: marie4647@gmail.com T. W. Consultants, Inc. (civil engineering) 5500 Corporate Drive, Suite 300 Pittsburgh, PA 15237 412-369-7500 FAX: 412-369-7964 E-mail: twc@twconsultants.com A. R. Tasir Wahlah, President Unique Paving Materials (manufacturing) 3993 E. 93rd Street Cleveland, OH 44105 800-441-4880 FAX: 216-341-8514 Web: www.uniquepavingmaterials.com Michael Pemberton, President Jeff Higerd, Vice President Alla Paul, Controller Michael Ball, Account Executive E-mail: mball@uniquepavingmaterials.com Urban Engineers, Inc. (consulting engineers) 530 Walnut Street, 14th Floor Philadelphia, PA 19106 215-922-8080 FAX: 215-922-8082 E-mail: jdallsman@urbanengineers.com Web: www.urbanengineers.com Edward M. D'Alba, PE, President E-mail: emdalba@urbanengineers.com Joseph P. McAtee, PE, Exec. Vice Pres. E-mail: jpmcatee@urbanengineers.com Matthew C. Marquardt, PE, Sr. Vice Pres. E-mail: mcmarquardt@urbanengineers.com George H. Willis, Sr. Vice Pres. E-mail: ghwillis@urbanengineers.com

URS Corporation (engineering) 335 Commerce Drive, Suite 200 Fort Washington, PA 19034 215-367-2500 FAX: 215-367-1000 Web: www.urscorp.com Jeffrey D. Guzy, Vice President E-mail: jeff_guzy@urscorp.com Vector Corrosion Technologies (cathodic protection) 13312 N. 56th Street, Suite 102 Tampa, FL 33617 813-830-7566 FAX: 813-830-7565 Web: www.vector-corrosion.com David Whitmore, President Chris Ball, Vice President Rachel Stiffler, Business Development Manager E-mail: rachels@vector-corrosion.com VE Engineering, Inc. (consulting firm providing professional engineering and construction support services) 503 Bridge Street, Suite 112 New Cumberland, PA 17070 717-774-5260 FAX: 717-774-5269 Web: www.veengineeringinc.com Barbara Posner, President Pat O’Donnell, Vice President Greg Shiffler, P.E., Director of Construction Services E-mail: shiffler@veengineeringinc.com Vermeer North Atlantic Sales & Service (equipment sales, service, parts & rentals) 7 Maple Avenue Lumberton, NJ 08048 609-267-6600 FAX: 609-267-3012 E-mail: kdavis@vermeerna.com Web: www.vermeer.com Ron Bjorklund, President

Vibra-Tech Engineers, Inc. (vibration consulting, seismograph rental/sales) P. O. Box 577, 109 East First Street Hazleton, PA 18201-0577 570-455-5861 • 800-233-6181 FAX: 570-455-0626 Web: www.vibra-tech-inc.com Douglas Rudenko, Vice President E-mail: dougr@vibra-tech-inc.com 359 Northgate Dr., Suite 100 Warrendale, PA 15086 724-933-7620 FAX: 724-933-7622 Keith Pucalik, Vice President North Philadelphia Office 215-572-8072 G. Edward Lewis Vimco Concrete Accessories, Inc. 300 Hansen Access Rd. King of Prussia, PA 19406 610-768-0500 FAX: 610-768-0586 Victor J. Maggitti, Jr., President Victor J. Maggitti, III, Vice President Lorraine Marinari, Secy./Treas. Vulcan Materials Company York Quarry 322 N. Baker Rd. York, PA 17408 717-792-6996 FAX: 717-792-6955 Web: www.vulcanmaterials.com Kevin Capps, Sales Representative E-mail: cappsk@vmcmail.com Hanover Quarry 875 Oxford Avenue Hanover, PA 17331 717-637-7121 • 800-366-7625 FAX: 717-637-1234 Rob Flanagan, Sales Representative E-mail: flanaganr@vmcmail.com

Ward Steel Services & Supply Co., LLC (DBE material supplier) 210 Verdan Drive York, PA 17403 717-676-8989 FAX: 717-854-2213 Edward S. Stover, III, Owner E-mail: estoveriii.wardsteel@verizon.net Warden Asphalt Company (supplier of asphalt cement & modified asphalts) 4800 Linglestown Road Harrisburg, PA 17112-9184 717-652-8505 FAX: 717-652-2880 Web: www.wardenasphalt.com John B. Warden III, President E-mail: jwarden@wardenasphalt.com Michael S. Gracey, Vice President William J. O’Connor, Vice President Patricia A. Noblet, Office Manager Watson Bowman Acme - A BASF Co. (expansion joints, hand rails, bridge drains) 95 Pineview Drive Amherst, NY 14228 800-677-4922 ext. 249 FAX: 716-691-9239 Web: www.wbacorp.com Joe Perreault, East Coast Sales Mgr. E-mail: joe.perreault@basf.com Wheeling Corrugating Co. (bridge deck forms/permanent metal deck forms) 1134 Market Street Wheeling, WV 26003 304-234-2300 FAX: 304-234-2330 Michael W. Benson, Sales Manager - Sales Engineer E-mail: bensonmw@ wheelingcorrugating.com Pat Rodak, Sales Representative E-mail: rodakpm@ wheelingcorrugating.com

Whitman, Requardt and Associates, LLP (engineering & D-B engineering services) 300 Seven Fields Boulevard, Suite 130 Seven Fields, PA 16046 724-779-7940 FAX: 724-779-7943 Web: www.wrallp.com Joseph S. Makar E-mail: jmakar@wrallp.com David B. McCormick E-mail: dmccormick@wrallp.com Dennis Hasson E-mail: dhasson@wrallp.com Walter P. Miller E-mail: wmiller@wrallp.com Eric Meyer Scott Thompson-Graves Whitney, Bailey, Cox & Magnani, LLC (consulting engineers/contractor support services) 355 N. 21st Street, Suite 100 Camp Hill, PA 17011 717-730-6032 FAX: 717-730-0516 Web: www.wbcm.com Leon J. Kriebel, P.E., President Joseph L. O’Neil, P.E., Senior Vice President E-mail: joneil@wbcm.com Widmer Engineering Inc. (consulting engineer) 806 Lincoln Place Beaver Falls, PA 15010 724-847-1696 FAX: 724-847-0419 Web: www.widmerengineers.com David H. Widmer, President E-mail: dwidmer@widmerengineering.com Tony Sadaka, Manager, Beaver Falls Office E-mail: tsadaka@widmerengineering.com Wilbur Smith Associates 503 Martindale St., 6th Floor Pittsburgh, PA 15212-5722 412-323-8101 FAX: 412-323-8127 Web: www.wilbursmith.com John Manning, President Robert Pintar, Vice President E-mail: rpintar@wilbursmith.com

Willis HRH (insurance & surety broker) Four Gateway Center, Suite 505 444 Liberty Avenue Pittsburgh, PA 15222 412-586-1400 FAX: 412-586-3525 Web: www.willis.com Jeffrey A. Frank, Executive Vice President E-mail: jeff.frank@willis.com Wilson Consulting Group, PC (civil engineering) 100 Old Schoolhouse Lane Mechanicsburg, PA 17055 717-591-3070 FAX: 717-591-3071 Web: www.wcg-pc.com Mark G. Wilson, P.E., President E-mail: markw@wcg-pc.com William L. Wilson, P.E., Secretary George L. Wilson & Co., Inc. (construction materials supplier) 220 East General Robinson St. Pittsburgh, PA 15212-5891 412-321-3217 • 800-242-3749 FAX: 412-321-2459 Web: www.georgelwilson.com Dr. Edward Krokosky, President York Building Products Co., Inc. (aggregate/blacktop supplier) P. O. Box 1708 York, PA 17405-1708 717-848-2831 Web: www.yorkbuilding.com Chris Kaminski, V. P. Agg. Sales E-mail: ckaminski@yorkbuilding.com Mike Gemmill, Sales Rep. Young Galvanizing, Inc. (hot dip galvanizing) 8281 Mercer St., P. O. Box 334, Route 551 Pulaski, PA 16143 724-658-1666 FAX: 724-658-1054 E-mail: galvanize@ncconnect.net Web: www.younggalvanizing.com Edward A. Gamble, President William A. Miller, COO Andrew Gamble, Vice President Bob Bartoshek, Sales Marilyn Lisko, Secretary Dennis Ratvasky, Plant Manager

APC CONTRACTOR MEMBERS Abbey Road Control (traffic control, flagging) 853 St. Johns Road Drums, PA 18222 570-788-3096 FAX: 570-788-2937 E-mail: trafficcontrol@epix.net Charles Altmiller, President Abel Construction Co., Inc. (000671) (general contractor) P. O. Box 476 Mountville, PA 17554 717-285-3103 FAX: 717-285-2321 Web: www.abelconst.com Troy Abel, President & CEO E-mail: tabel@abelconst.com Tony Kreider, Vice President- Business Development E-mail: tonyk@abelconst.com Chad Barshinger, Vice President- Project Management E-mail: cbarshinger@abelconst.com Advantage Steel and Construction (001409) (steel erection & steel repairs) 2300 South Noah Drive Saxonburg, PA 16056 724-352-4842 FAX: 724-352-4849 Web: www.advsteel.com Brian A. Hawk, General Manager E-mail: b_hawk@advsteel.com Amelie Construction & Supply, LLC (001959) (DBE structural construction specializing in drilling and steel/concrete erection) 725 Saxonburg Blvd., Suite #2 Saxonburg, PA 16056 724-352-4700 FAX: 724-352-4710 Web: www.amelieconstruction.com Danielle A. Proctor, President E-mail: dproctor@amelieconstruction.com

James J. Anderson Construction Co., Inc. (001235) (general contractor) 6958 Torresdale Avenue, Suite 200 Philadelphia, PA 19135-1999 215-331-7150 FAX: 215-332-8350 Web: www.jjaconstruction.com James J. Anderson, President Ricke C. Foster, Vice President - Estimating & Contract Mgmt. E-mail: rickf@jjaconstruction.com Gregory Barwis, Vice President Construction Operations E-mail: gregb@jjaconstruction.com Jerry Naimoli, Vice President Asphalt Operations E-mail: jerryn@jjaconstruction.com Glenn Schwartz, Vice President Structures Division E-mail: glenns@jjaconstruction.com A. P. Construction, Inc. (000710) (general contractor-paving) 915 So. Black Horse Pike Blackwood, NJ 08012 215-922-2323 FAX: 856-227-2273 E-mail: mailbox@apconstruction.com Web: www.apconstruction.com Amedeo Petrongolo, President Michael Petrongolo, Vice President Dino Petrongolo, Vice Pres. & Secretary Francis Petrongolo, Treasurer ASTI Transportation Systems, Inc. (safety subcontractor) 18 Blevins Drive New Castle, DE 19720 302-328-3220 FAX: 302-328-4051 Web: www.asti-trans.com Les Spade, Vice President-Operations E-mail: les@asti-trans.com Pete Krikelis, Vice President-IT Atlantic Concrete Cutting, Inc. (000791) (concrete cutting, core drilling) 501 S. Main Street, P. O. Box 58 Spring City, PA 19475 610-792-3747 FAX: 609-261-7246 Web: www.atlanticconcretecutting.com Nancy L. Walker, President E-mail: nwalker@atlanticconcrete cutting.com Jeff Boggs E-mail: jboggs@atlanticconcrete cutting.com

Balfour Beatty Infrastructure, Inc. (001801) (general contractor) 1600 State Route 136 Washington, PA 15301 724-228-7636 FAX: 724-222-3173 Web: www.bbinfrastructureinc.com James L. Au, P.E., Operations Manager E-mail: jau@bbinfrastructureinc.com Mark Johnnie, Vice President, Regional Manager E-mail: mjohnnie@bbinfrastructureinc.com Mick McCarry, Vice President/COO Atlanta, GA 404-253-6320 Barletta Materials and Construction, Inc. (000503) (asphalt paving contractor) P. O. Box 550 Tamaqua, PA 18252 570-668-2040 FAX: 570-668-5910 Jeffrey J. Frantz, President E-mail: jeff.frantz@barlettamaterials.com Baseline Contracting, Inc. (000669) (heavy/highway, structural & site concrete construction) 2800 Quarry Street Coplay, PA 18037 610-799-5859 FAX: 610-799-5869 E-mail: info@baselinecontracting.com Alfred F. Bauer, Jr. BECDIR Construction Company (001269) (general contractor-bridges/highway) 15764 W. Akron-Canfield Rd. Berlin Center, OH 44401 330-547-2134 FAX: 330-547-2196 E-mail: becdir@earthlink.net David DiRusso, President Beech Construction, Inc. (001539) (heavy highway construction) 801 West Main Street Carnegie, PA 15106 412-276-7199 FAX: 412-276-0718 Web: www.beechconstruction.net Michael A. Beech E-mail: mabeech@mabeech.com

Don E. Bower, Inc. (001270) (general contractor-paving) 208 W. 11th Street Berwick, PA 18603 570-759-1362 FAX: 570-759-2412 Web: www.donebowerinc.com Don E. Bower, President E-mail: debower@donebowerinc.com Stephen G. Bower, Vice President Joanne E. Bower, Secretary/Treasurer Brayman Construction Corporation (001211) (general contractor-bridges/highway, specialty foundation contractor) 1000 John Roebling Way Saxonburg, PA 16056 724-443-1533 FAX: 724-443-8733 E-mail: bridges@brayman.com

foundations@brayman.com Web: www.brayman.com Stephen M. Muck, President & CEO Michael K. Bechtold, Executive Vice President Kurt Karanovich, Vice President, General Contracting Division Rich Mannarino, Vice President, Chief Estimator Frank Piedimonte, P.E., Executive Vice President & General Manager Heavy Civil Division Scott D. Dodds, Executive Vice President & General Manager Foundation Division Chad LeViere, Chief Financial Officer Daniel D. Uranowski, P.E., Chief Engineer Gregory G. Peitz, Vice President Bridg-it Fabricators, Inc. (000996) (bridge sub-contractor, heavy highway) 114 Main Street East Greenville, PA 18041 215-679-3444 FAX: 215-679-3921 Wendy L. Reed, President E-mail: wreed@bridgitfab.com Lynn S. Verdes, Vice President E-mail: lverdes@bridgitfab.com Carl Detwiler, Superintendent E-mail: cdetwiler@bridgitfab.com Jacky X. Liu, Account Manager E-mail: jliu@bridgitfab.com

E. M. Brown, Inc. (reclamation, concrete) P. O. Box 767 Clearfield, PA 16830-0767 814-765-7519 FAX: 814-765-4101 E-mail: concrete@pennswoods.net Robert E. Brown, President E-mail: aljo@uplink.net Alan M. Brown, Secretary E-mail: aljo@uplink.net Tom Little, General Manager Dennis Merrow, Engineer Mark J. Brown, Concrete Plant Mgr. Bruce & Merrilees Electric Company (001315) (electrical contractor) 930 Cass Street New Castle, PA 16101 724-652-5566 FAX: 724-652-8290 E-mail: sales@bruceandmerrilees.com Web: www.bruceandmerrilees.com Robert J. Bruce, Chairman Jay H. Bruce, Chief Executive Officer, President Jonathan R. Bruce, Chief Operating Officer Justin L. Bruce, Vice President Deborah L. VanKirk, Chief Financial Officer Douglas W. Little, Vice President, Transportation Buckley & Company, Inc. (001227) (general contractor-bridges/highway) 3401 Moore Street Philadelphia, PA 19145 215-334-7500 FAX: 215-465-9211 Robert R. Buckley, Chairman of the Board, Chief Executive Officer Joseph M. Martosella, Vice-Chairman of the Board Robert R. Buckley, Jr., President & Treasurer William Fetters, Vice President, Estimating & Engineering David Warner, Vice President, Construction William Buckley, Vice President, Planning & Development Charles M. Padula, Secretary & Controller Kathryn Buckley, Assistant Secretary

Burgette Excavation, LLC T/A Traffic Regulators (MBE contractor) 210 Debbie Drive Scranton, PA 18505 570-840-4580 FAX: 570-346-7055 E-mail: bcsstate@aol.com John Burgette, President Burkholder Paving Division of Martin Limestone Inc. (paving contractor) 621 Martindale Road Ephrata, PA 17522 717-354-1340 FAX: 888-428-7469 Web: www.burkholderpaving.com Howard A. Winey, Exec. Vice President Joe Craft, Vice President David Powers, Sales & Marketing Mgr. E-mail: dpowers@burkholderpaving.com CAMSCO Service, Inc. (000947) (maintenance & protection of traffic) 255 Pennbriar Dr. Erie, PA 16509 814-825-5800 FAX: 814-825-5830 E-mail: camscosc@hotmail.com Mary C. Campbell, CEO Erie 814-490-5884 William Campbell Pittsburgh 412-788-2155 Sean Campbell Peter J. Caruso & Sons, Inc. (001302) (paving contractor) 352 Baldwin Road Pittsburgh, PA 15207-1921 412-462-4500 FAX: 412-462-7483 E-mail: caruso@carusopaving.com pete@carusopaving.com pat@carusopaving.com abelotti@carusopaving.com bwerner@carusopaving.com dmcmillen@carusopaving.com Web: www.carusopaving.com Peter J. Caruso, IV, Vice President

Case Foundation Company (000611) (foundation contractor-bridges/highways) 850 Cassatt Road, Suite 370 Berwyn, PA 19312 610-353-0600 FAX: 610-644-1495 Web: www.casefoundation.com James J. Cahill, Vice President/

Eastern Division E-mail: jjcahill@casefoundation.com CGC Geoservices, LLC (geotechnical drilling & soil sampling, construction services) 801 Belvedere St., Suite 200 Carlisle, PA 17013 717-245-2914 FAX: 717-245-9656 Web: www.cgcgeoservices.com Stacy B. Ziegler, President E-mail: sziegler@cgcgeoservices.com Deirdre Smith, Vice President Terry Tucker, Treasurer/Secretary C. H. & D. Enterprises, Inc. (000756) (general contractor) 100 Brady Place New Stanton, PA 15672 724-925-9832 FAX: 724-925-9833 E-mail: chd@chdentinc.com Web: www.chdentinc.com Carol H. Brady, President CH2M Hill, Inc. (000107) (engineering, consulting & construction) 15 Penn Center West Pittsburgh, PA 15276 412-249-6495 FAX: 215-640-9453 Web: www.ch2m.com Kevin L. Slack, Vice President E-mail: kslack@ch2m.com Cocco Contracting Corporation (001750) (concrete curb & sidewalk) 1400 East 2nd Street Eddystone, PA 19022 610-874-3400 FAX: 610-874-7955 Lois E. Cocco, President

Cold Spring Construction Co. (001310) (general contractor) P. O. Box 358 Akron, NY 14001-0358 716-542-2011 FAX: 716-542-4944 Richard E. Forrestel, CEO Stephen R. Forrestel, President E-mail: sforrestel@coldspring

construction.com Richard E. Forrestel, Jr., Treasurer E-mail: refjr@coldspring

construction.com Ryan M. Forrestel, Vice President E-mail: rmforrestel@coldspring

construction.com Casper Colosimo & Son, Inc. (001146) (general contractor) 5170 Campbells Run Road Pittsburgh, PA 15205-9731 412-787-1266 FAX: 412-787-0229 Francis J. Casilli, President/Secretary Concrete General, Inc. (005200) (heavy highway) 8000 Beechcraft Avenue Gaithersburg, MD 20879 301-948-4450 FAX: 301-948-8273 Web: www.concretegeneral.com Daniel L. Miller, President Michael J. Miller, Vice President Mark W. Miller, Assistant Secretary E-mail: mmiller@concretegeneral.com Conewago Enterprises, Inc. (000586) (design-build general contractor) 660 Edgegrove Road Hanover, PA 17331 717-632-7722 FAX: 717-632-5045 E-mail: bheape@conewago.com Web: www.conewago. com Don B. Smith, Jr., President Christine Smith, Executive Vice Pres. E-mail: csmith@conewago.com Steve Kulka, Director of Engineering E-mail: skulka@conewago.com Ed Greenholt, Project Manager E-mail: egreenholt@conewago.com

Cottle’s Asphalt Maintenance, Inc. (002321) (paving/bridge contractor) 13136 Lincoln Highway Everett, PA 15537 814-652-9129 FAX: 814-652-0201 E-mail: caminc@embarqmail.com Samuel C. Cottle, President E-mail: scottle@cottlesinc.com Michael A. Cottle, Vice President E-mail: mcottle@cottlesinc.com Renee J. Cottle, Secretary/Treasurer Jeff Reider E-mail: estimating@cottlesinc.com Crisdel Group, Inc. (001080) (asphalt & concrete paving, milling, site work, utility relocations) 240 Ryan Street South Plainfield, NJ 07080 800-564-8892 FAX: 908-561-6187 Web: www.crisdel.com Frank Criscola, President E-mail: frank@crisdel.com Herbert F. Darling, Inc. (000841) 131 California Drive Williamsville, NY 14221-6654 716-632-1125 FAX: 716-632-0705 E-mail: piling@hfdarling.com Herbert F. Darling, III, President Thomas R. Weaver, Vice President Deblin, Inc. (000600) (bridge construction) 4913 Gettysburg Road Mechanicsburg, PA 17055 717-691-9750 FAX: 717-691-9753 William Rocuskie, President E-mail: bill@deblininc.com Delaware Valley Milling, Inc. (001052) (milling contractor) P. O. Box 1358 West Chester, PA 19380 610-696-4232 FAX: 610-356-3689 L. Clyde Smith, President A. J. Conan, III, Secretary/Treasurer

Delmont Utilities, Inc. (utility contractor) P. O. Box 374, Winding Way Newtown Square, PA 19073-0374 610-356-8977 FAX: 610-356-3689 E-mail: delmontutilities@comcast.net Alfred J. Conan, III, President Joseph A. Conan, Vice President Dennis R. Mosteller, Secretary/Treasurer Tony DePaul & Son (000722) (general contractor-highway) P. O. Box 1647, 1750 Walton Road Blue Bell, PA 19422-0465 610-832-8000 FAX: 610-834-0100 Peter DePaul, Owner E-mail: pdepaul@depaulgroup.com Anthony J. DePaul, P.E., General Manager E-mail: adepaul@tonydepaul.com David Roman, Chief Estimator, Operations Manager E-mail: droman@tonydepaul.com Derry Construction Co., Inc. (000630) (general contractor) 527 Route 217 Latrobe, PA 15650 724-539-7600 FAX: 724-694-2844 Richard S. Hudock, Jr., President E-mail: rich@derryconstruction.com Daniel G. Slavek, III, Vice President E-mail: daniel@derryconstruction.com Mark Visconti, Controller E-mail: mark@derryconstruction.com Michael Sulkosky, Estimating E-mail: mike@derryconstruction.com Dolomite Products Co., Inc. dba A. L. Blades (005773) (general contractor) 7610 County Route 65, P. O. Box 590 Hornell, NY 14843-0590 607-324-3636 FAX: 607-324-0998 Patrick J. Barry, Sr. Vice President E-mail: pbarry@dolomitegroup.com Robb Roote, Vice President E-mail: rroote@dolomitegroup.com Jonathan Cook, Vice President E-mail: jcook@dolomitegroup.com James F. McGee, General Manager E-mail: jmcgee@dolomitegroup.com

Donegal Construction Corp. (001258) (milling contractor & general contractor) 1235 Marguerite Lake Rd. Greensburg, PA 15601 724-423-7500 FAX: 724-423-7501 Web: www.donegalconstruction.com Harry J. Kenney, President E-mail: hadd@donegalconstruction.com Donald J. Pfeifer, Jr., Vice President E-mail: don@donegalconstruction.com Robert G. Miner, Jr., Secretary/Treasurer E-mail: bob@donegalconstruction.com Sean M. Bart, Milling Division Manager E-mail: sean@donegalconstruction.com Ronald E. Holsopple, Jr., Construction Division Estimator E-mail: ronh@donegalconstruction.com Douglass Pile Company, Inc. (001400) (pile driving/drilling) P. O. Box 431 Bridgeville, PA 15017-0431 412-221-5450 FAX: 412-221-5648 Web: www.douglasspile.com Robert S. Douglass, President E-mail: dougpile@aol.com Laurie A. Wetzel, Vice President E-mail: dougpilelad@aol.com Justin Godard, Project Engineer E-mail: dougpilejg@aol.com Driscoll Construction Co., Inc. (000837) (general contractor-highway) 1740 Walton Rd., Suite 200 Blue Bell, PA 19422 610-828-7472 FAX: 610-828-7593 Michael J. Driscoll, Sr., Chairman of the Board, Treasurer Michael J. Driscoll, Jr., President E-mail: mdriscoll@driscoll-const.com James C. Driscoll, Exec. Vice President Joseph M. Martosella, Jr., Vice President, Secretary E-mail: jmartosella@driscoll-const.com Margaret M. Driscoll, Assistant Treasurer Mary L. Brusca, Assistant Secretary

Eastern Highway Specialists, Inc. (001832) (general contractor-bridge) 920 N. Church Street Wilmington, DE 19801 302-777-7673 FAX: 302-777-4573 Robert Field, President E-mail: rfield@easternhighwayspecialists.com Dave Dixon, Project Manager E-mail: ddixon@easternhighwayspecialists.com Clairmarie Field, Secretary Eastern Industries, Inc. (Subsidiary of New Enterprise Stone & Lime Co., Inc.) (001212) (general contractor-paving) 4401 Camp Meeting Rd., Suite 200 Center Valley, PA 18034-9454 610-866-0932 FAX: 610-867-1886 Web: www.eastern-ind.com Kim W. Snyder, President E-mail: ksnyder@eastern-ind.com Lynn D. Lenox, V.P./SAI Division William L. Patton, V.P./Quarry West Neal R. Smith, V. P./Constr.-West Richard L. Holderman, Operations Mgr.-East John F. Pruzinsky, Sales Mgr.-East Karen Moffitt, Comptroller/ Assistant Secretary J. D. Eckman, Inc. (000425) (general contractor-paving) P. O. Box 160, 4781 Lower Valley Rd. Atglen, PA 19310-0160 610-593-5143 FAX: 610-593-9996 James F. Eckman, Chairman, Treasurer Mark S. Eckman, President E-mail: mark.eckman@jdeckmaninc.com Michael S. Eckman, Sr. Vice President E-mail: mieckman@jdeckmaninc.com Virginia L. Eckman, Sr. Vice President E-mail: geckman@jdeckmaninc.com Kenneth R. Kauffman, ExecutiveVice President E-mail: kkauffman@jdeckmaninc.com David D. Maugle, Executive Vice President E-mail: dmaugle@jdeckmaninc.com Dennis M. Brubaker, Chief Financial Officer, Asst. Secretary E-mail: dbrubaker@jdeckmaninc.com Gregory D. Burkhart, Vice President E-mail: gburkhart@jdeckmaninc.com Michael T. Walsh, Vice President E-mail: mwalsh@jdeckmaninc.com David A. Gates, Vice President E-mail: dgates@jdeckmaninc.com Betty J. Eckman, Secretary

Elco-Hausman Construction Corp. (Subsidiary of New Enterprise Stone & Lime Co., Inc.) 4401 Camp Meeting Road, Suite 300 Center Valley, PA 18034-9461 610-866-9400 FAX: 610-866-4990 E-mail: elco@fast.net Kim M. Snyder, President Thomas M. Minori, Controller Karen Moffitt, Assistant Secretary Brian P. LaSage, General Manager Jon Williams, Estimator Elderlee, Inc. (001522) (guiderail, specialty contracting, manufacturing, fabricating, galvanizing, custom signs) 150 S. Sumner Street, P. O. Box 269 York, PA 17405-0269 717-843-0021 FAX: 717-843-1795 Web: www.elderlee.com Basil A. Shorb, III, CEO William J. Shorb, President E-mail: wshorb@lslee.com Matthew R. Shorb, Vice President E-mail: mshorb@lslee.com Oak Corners, NY 14518 315-789-6670 FAX: 315-789-6615 Dave DeJohn, V.P./Construction E-mail: ddejohn@elderlee.com Bob Rook, V.P./Construction Estimating E-mail: brook@elderlee.com Paul Strain, V.P./Manufacturing E-mail: pstrain@elderlee.com Mike Vail, Sales E-mail: mvail@elderlee.com Michael Facchiano Contracting, Inc. (001390) (heavy & highway contracting) 801 McNeilly Road Pittsburgh, PA 15226-2547

412-344-5503 FAX: 412-344-8913

Michael Facchiano, Sr., President Michael Facchiano, Jr. E-mail: mfacch@mafacchianocontracting.com John J. Facchiano, Sr. E-mail: jfacch@earthlink.net

Joseph B. Fay Co. (001279) (general contractor-bridges) Mailing: P. O. Box 66 Russellton, PA 15076-0066 Physical: 100 Sky Lane Tarentum, PA 15084 724-265-4600 FAX: 724-265-3323 Web: www.jbfayco.com Mid Atlantic Office 711 Pittman Road Baltimore, MD 21226-1721 410-636-8250 FAX: 410-636-8251 Robert B. Fay, Jr., CEO/Treasurer Shawn M. Fay, Sr., President E-mail: sfay@jbfayco.com Chad Vittone, CFO E-mail: cvittone@jbfayco.com John Greene, Vice President, Heavy Civil Division E-mail: jgreene@jbfayco.com James P. McNelis, Vice President, Mid Atlantic Region E-mail: jmcnelis@jbfayco.com Dennis Watkins, Vice President, Demolition Division E-mail: dwatkins@jbfayco.com Tom Westrom, Vice President, Heavy/Highway Division E-mail: twestrom@jbfayco.com Jim Wilkinson, Vice President, Estimating E-mail: jwilkinson@jbfayco.com Arleen F. Dacey, Corporate Secretary/ Risk Manager E-mail: adacey@jbfayco.com Chris Tripp, Manager, Heavy Civil - Mid Atlantic Region E-mail: ctripp@jbfayco.com Fehlinger Construction Group, LLC (005604) (utility contracting, site, environmental, infrastructure) 1202 Kings Circle Mechanicsburg, PA 17050 717-732-1913 FAX: 717-732-2907 Herb Fehlinger, President Charles Fehlinger, Vice President E-mail: cfehlinger@ fehlingerconstruction.com

Flagger Force - Traffic Control Services (001787) (flagging) 1411 Stoneridge Drive Middletown, PA 17057 717-944-8440 FAX: 717-944-8447 Web: www.flaggerforce.com Michele M. Doner, President E-mail: michele.doner@flaggerforce.com Michael P. Doner, Vice President E-mail: mike.doner@flaggerforce.com A. Folino Construction, Inc. (000995) (general contractor-paving) P. O. Box 111 Oakmont, PA 15139 412-820-2800 FAX: 412-820-2808 Anthony D. Folino, President E-mail: tfolino@afolino.com Glasgow, Inc. (000487) (general contractor-paving) P. O. Box 1089, 104 Willow Grove Ave. Glenside, PA 19038-1089 215-884-8800 FAX: 215-884-1465 Bruce B. Rambo, President Rachel R. McCool, Secretary Richard Goettle, Inc. (001663) (geotechnical contractor) CORPORATE OFFICE 12071 Hamilton Avenue Cincinnati, OH 45231-1032 513-825-8100 FAX: 513-825-8107 Web: www.goettle.com Doug Keller, P.E., President E-mail: dkeller@goettle.com Rick Slack, P.E., Chief Engineer EASTERN DIVISION OFFICE 135 Cumberland Road, Suite 217 Pittsburgh, PA 15237 412-635-7155 FAX: 412-635-7156 Ralph J. Pagone, Regional Manager E-mail: rpagone@goettle.com

Golden Triangle Construction Co., Inc. (001213) (general contractor) 8555 Old Steubenville Pike Imperial, PA 15126-9614 724-828-2800 FAX: 724-828-2828 Web: www.gtcpgh.com Belinda J. Bucci, President E-mail: bindy@GTCPGH.com Charles J. Niederriter, Chief Operating Officer E-mail: chuck@GTCPGH.com Jeffrey Johnson, Senior Project Mgr. E-mail: jeff@GTCPGH.com Grannas Bros. Stone & Asphalt Co., Inc. (005263) (general contractor-paving) P. O. Box 488 Hollidaysburg, PA 16648-0552 814-695-5021 FAX: 814-696-0910 Samuel P. Grannas, President S. Scott Grannas, Vice President E-mail: sgrannas@grannasbros.com The Great Lakes Construction Company 2608 Great Lakes Way Hinckley, OH 44233 330-220-3900 FAX: 330-220-7670 Web: www.tglcc.com James W. Fox, V.P. of Operations Mark Grdina E-mail: mgrdina@tglcc.com Green Acres Contracting Co., Inc. (000599) (guiderail, seeding, signs, fence, pavement markers, planting) P. O. Box 463, 703 Pennsylvania Avenue Scottdale, PA 15683-0463 724-887-8096 FAX: 724-887-8111 E-mail: bidding@greenacrescontracting.com Web: www.greenacrescontracting.com Gregory M. Pisula, President James F. Humberston, Vice President Jeffrey S. Humberston, Asst. Vice Pres. T. Allen Pisula, Asst. Vice President Douglas J. Pisula, Secretary Gregori Construction & Engineering, Inc. (000488) (prime contractor) 736 Ekastown Road Sarver, PA 16055 724-353-1322 FAX: 724-353-2486 Peter Gregori, President Andrew Gregori, Vice President Jason Myers, Estimator E-mail: jmyers@gregori-inc.com

Guidemark, Inc. (000759) (pavement marking contractor) 515 Hagey Road Souderton, PA 18964 215-721-7100 FAX: 215-721-7104 Nancy E. Dolinar, President Doug Dolinar, General Manager E-mail: ddolinar@guidemarkinc.com Gulisek Construction LLC (000588) (general contractor) 1145 State Route 31 Mt. Pleasant, PA 15666-3336 724-696-3341 FAX: 724-696-4952 Clayton J. Stahl, President E-mail: cstahl@gulisek.com Haines & Kibblehouse, Inc. (000447) (general contractor) P. O. Box 196 Skippack, PA 19474-0196 610-584-8500 FAX: 610-584-5432 Web: www.hkgroup.com John B. Haines, IV, President John R. Kibblehouse, Sr., Secretary/ Treasurer

Hanson Aggregates (001041) (general contractor-paving) Main Office: 7660 Imperial Way Allentown, PA 18195 610-366-4640 FAX: 610-366-4628 Web: www.Hanson.com Dennis M. Dolan, Vice President Materials 610-366-4640 Mark E. Kendrick, V.P.-Eastern/Central PA & NJ 610-366-4627 Mike Sullivan, Sales Manager - Eastern/Central PA 570-807-6137 FAX: 570-368-2270 Lake Ariel P. O. Box 127, Keystone Road Lake Ariel, PA 18436-0127 570-698-5631 FAX: 570-698-9586 Mark Kendrick, Vice President Mike Sullivan, Sales Manager 570-807-6137 Stroudsburg R. D. #4, Box 4260 Stroudsburg, PA 18360 570-992-4951 FAX: 570-992-2059 John Sprague, Construction Manager Mike Sullivan, Sales Manager 570-807-6137 Western Pennsylvania Office: 2200 Springfield Pike Connellsville, PA 15425 724-626-0080 FAX: 724-626-2834 Ron Kurpiel, Western PA Vice President David Ricciuti, Sales Manager

Glenn O. Hawbaker, Inc. (000394) (general contractor-paving) 1952 Waddle Road, Suite 203 State College, PA 16803 814-237-1444 • 800-221-1355 FAX: 814-237-5348 Web: www.goh-inc.com Daniel R. Hawbaker, President & CEO Michael Hawbaker, Executive Vice President - Materials E-mail: mdh@goh-inc.com Patrick Hawbaker - Executive Vice President - Construction E-mail: pgh@goh-inc.com Herman Logue, Regional Vice President - Eastern Region - Montoursville Ivan Hassinger, Regional Vice President - Central Region - State College Todd Arnold, Regional Vice President - Western Region - Dubois, Grove City Michael Hall, Regional Vice President - Northern Region, McKean Co. Patrick Connolly, Regional Vice President - Northeast E-mail: pjc@goh-inc.com Hayward Baker (001358) (ground improvement and special foundations) 101 W. Cherry Street, Suite 3 Palmyra, PA 17078 717-832-6141 FAX: 717-832-6151 Web: www.haywardbaker.com John Rubright, President Eric Drooff, Sr. Vice President David Pietsch, Assistant Secretary Jim Pease, Business Development E-mail: jbpease@haywardbaker.com Heim Construction Company, Inc. (001017) (specialty contractor) 82 Tunnel Road Pottsville, PA 17901 570-429-1677 FAX: 570-429-2078 Roy A. Heim, Vice President E-mail: royh@heimconstructionco.com John Serratore E-mail: johns@heimconstructionco.com Don McCoy E-mail: donm@heimconstructionco.com

Hempt Bros., Inc. (000410) (general contractor-paving) 205 Creek Road, P. O. Box 278 Camp Hill, PA 17001-0278 717-737-3411 FAX: 717-761-5019 (Business Office) FAX: 717-761-0635 (Const. & Estimating) Web: www.hemptbros.com Max J. Hempt, President Gerald L. Hempt, Secretary/Treasurer Albert E. “Butch” Tompkins, Vice President Joseph L. Theurer, Assistant Secretary/ Treasurer Timothy J. Rice, General Manager Kerry L. DeLizio, Contracts Administrator E-mail: kdelizio@hemptbros.com High Steel Structures, Inc. (001605) (steel fabrication) P. O. Box 10008 Lancaster, PA 17605-0008 717-299-5211 FAX: 717-399-4102 E-mail: Sales Dept.:

dbuckwalter@high.net E-mail: Marketing Dept.: twandzilak@high.net Web: www.highsteel.com Jeffrey Sterner, President E-mail: jsterner@high.net Steven M. Bussanmas, Sr. Vice President/ Sales & Marketing E-mail: sbussanmas@high.net Ronnie Medlock, V.P.-Engineering E-mail: rmedlock@high.net Bernd N. Laudorn, V.P.-Project Mgmt., Estimating, Shipping E-mail: blaudorn@high.net Steve Gerber, V.P.-Manufacturing E-mail: sgerber@high.net Highway Marking, Inc. (001635) (line painting/marking) 1344 Stoystown Road Friedens, PA 15541 814-443-6605 FAX: 814-443-6165 Natale A. Aust

Hi-Way Paving, Inc. (000402) (roadway construction, concrete paving) P. O. Box 550, 4343 Weaver Court, North Hilliard, OH 43026-0550 614-876-1700 FAX: 614-876-1899 Web: www.hiwaypaving.com James A. Taylor, President E-mail: jtaylor@hiwaypaving.com Charles L. Keith, CEO Brad A. Allison, Executive Vice Pres. Mark J. LaMonte, VP/Finance, Treasurer Barry J. Adams, Chief Estimator E-mail: badams@hiwaypaving.com Horizon Construction Group, Inc. (001296) (construction) P. O. Box 267, 3285 S. Main St. Sandy Lake, PA 16145 724-376-4473 FAX: 724-376-4475 Mark Sylvester, President Dennis Hepler, Vice President Brian Creighton, P.E., Secretary/ Treasurer E-mail: bcreighton@hcgroup.net Howard Concrete Pumping Co., Inc. (000890) (concrete pumping) 701 Millers Run Road Cuddy, PA 15031-9742 412-257-1800 FAX: 412-257-8380 Web: www.howardconcrete pumping.com Frank M. Howard, Jr., President E-mail: fhoward1@howardconcrete pumping.com

HRI, Inc. (001239) (heavy/highway construction firm) 1750 West College Avenue, Suite #1 State College, PA 16801 814-238-5071 FAX: 814-238-0131 E-mail: hri@hrico.com Web: www.hrico.com John R. Kulka, President/CEO 814-278-6901 E-mail: jkulka@hrico.com HRI, Inc., Pennsylvania Division 1750 West College Avenue, Suite #2 State College, PA 16801 814-238-5072 FAX: 814-238-8409 Kent L. Wible, Vice President-Operations 814-278-6945 E-mail: kwible@hrico.com David Williams, Sales Manager 814-278-6912 E-mail: dwilliams@hrico.com HRI, Inc., Eastern Region 1525 Millville Road Bloomsburg, PA 17815 570-784-4866 FAX: 570-784-6280 J. Glenn Shawl, Vice President and Regional Manager - Ext. 6858 E-mail: gshawl@hrico.com Thomas Brokenshire, Construction Manager - Ext. 6808 E-mail: tbrokenshire@hrico.com 3576 West Fourth Street Williamsport, PA 17701 570-326-9031 FAX: 570-322-2183 Roger Smith, Construction Manager - Ext. 6863 E-mail: rsmith@hrico.com

HRI, Inc., Western Region 1750 West College Avenue, Suite #3 State College, PA 16801 814-238-5073 FAX: 814-238-5150 Jeff Reeder, Vice President and Regional Manager 814-278-6902 E-mail: jreeder@hrico.com David Salopek, Area Manager, Paving 814-278-6924 E-mail: dsalopek@hrico.com Jesse Steffan, Construction Manager - State College Area 814-278-6926 E-mail: jsteffan@hrico.com 488 Airport Road Johnstown, PA 15904 814-262-9111 FAX: 814-262-0032 Tom McCombie, Construction Manager E-mail: tmccombie@hrico.com HRI, Inc., Emulsion Operations P. O. Box 402, 88 Barrett Road Clearfield, PA 16830 814-857-7635 FAX: 814-857-5129 Lon Ward, Emulsion Plant Manager E-mail: lward@hrico.com HRI, Inc., Utility Division 1750 West College Avenue, Suite #2 State College, PA 16801 814-238-5072 FAX: 814-238-8409 Tom Fouse, Utilities Manager 814-278-6942 E-mail: tfouse@hrico.com HRI, Inc., Heavy Civil Division 1 Belmont Avenue, Suite 519 Bala Cynwyd, PA 19004 610-949-0130 FAX: 610-949-0148 Inouk Moncorge, Vice President - HRI Infrastructure E-mail: imoncorge@hrico.com Bill Muzika, Heavy Civil Project Area Manager E-mail: bmuzika@hrico.com

HRI, Inc., Williamsport Bridge 3576 West Fourth Street Williamsport, PA 17701 570-326-9031 FAX: 570-322-2183 Tim Waldman, Williamsport Bridge Area Manager - Ext. 6869 E-mail: twaldman@hrico.com HRI, Inc., Scranton Bridge 200 Abington Executive Park, Suite 209 Clarks Summit, PA 18411 570-585-2128 FAX: 570-585-2132 Phil Carper, Scranton Area Bridge Manager E-mail: pcarper@hrico.com IA Construction Corporation (001241) (general contractor-paving) 158 Lindsay Road Zelienople, PA 16063 724-452-8621 FAX: 724-452-0514 Web: www.iaconstruction.com Robert Doucet, President E-mail: rdoucet@iaconstruction.com Donald G. Rosenbarger, Vice President E-mail: drosenbarger@iaconstruction.com Jeremy Sleve, Zelienople Region Mgr. E-mail: jsleve@iaconstruction.com Harry Hopkins, Franklin Region Mgr. E-mail: hhopkins@iaconstruction.com Independence Excavating, Inc. (002035) (excavation & site development) 3826 Saxonburg Blvd. Cheswick, PA 15024 412-767-9800 FAX: 412-767-9801 Web: www.indexc.com Justin Fox, General Manager E-mail: jfox@indexc.com David Kirila, Estimator E-mail: dkirila@indexc.com Jeff Vivian, Shop & Support Manager E-mail: jvivian@indexc.com JET Excavating Company (001071) (bridge/culvert contractor) 4354 South Range Road New Middletown, OH 44442 330-542-2585 FAX: 330-542-2586 Todd Phillips, President

Jilco, Inc. (003989) (protective coatings applications) 1450 Cabbage Creek Road Roaring Spring, PA 16673 814-729-7315 FAX: 814-729-7320 Web: www.jilco-inc.com Ben Ritchey, President E-mail: ben@jilco-inc.com Megan Ritchey, Vice President R. L. Johnson Construction Corp. (001010) (general contractor) P. O. Box 900, 262 South Water Street Kittanning, PA 16201 724-548-8058 FAX: 724-548-8055 E-mail: rljohnson2001@windstream.net Joseph Schrecengost, President William E. Hanlon, Secretary/Treasurer JPC Group, Inc. (001512) (engineering, construction & demolition services) 2034 S. 13th Street Philadelphia, PA 19148 215-243-9660 FAX: 215-243-9661 Joseph F. Petrongolo, Sr., Chairman Joseph F. Petrongolo, President James J. Petrongolo, Vice President Jerald J. Petrongolo, Vice President John J. Petrongolo, Secretary Jeff J. Petrongolo, Treasurer E-mail: jeffp@jpcgroupinc.com Sherry Justice Sales, LLC (WBE supplier of precast concrete products, RCP & constr. products) 1178 Route 30, P. O. Box 498 Imperial, PA 15126 724-899-2085 FAX: 724-899-2086 Sherry A. Justice, Managing Member E-mail: sjusticesales@aol.com Keystone Lime Co., Inc. (000808) (quarries, asphalt producer, paving contractor) Zehner Road, P. O. Box 278 Springs, PA 15562 814-662-2711 FAX: 814-662-4421 E-mail: keystonelime@hotmail.com Melinda Gibson, President Donald Herman, General Manager

Kiewit Infrastructure Co. (001064) (general contractor) 470 Chestnut Ridge Road Woodcliff Lake, NJ 07677 201-571-2500 FAX: 201-571-2600 Web: www.kiewit.com H. E. Adams, Vice President Stephen S. Thomas, Treasurer Michael F. Norton, Secretary Michael Ramsey, District Chief Estimator E-mail: Michael.ramsey@keiwit.com Kinsley Construction, Inc. (000392) (general contractor-bridges/highway) 2700 Water Street, P. O. Box 2886 York, PA 17405 717-741-3841 FAX: 717-741-0486 Web: www.rkinsley.com Patrick A. Kinsley, PE, Vice President E-mail: pkinsley@rkinsley.com Fred Thompson, Highway Division E-mail: fthompson@rkinsley.com Kokosing Construction Co., Inc. (001286) (general contractor) 886 McKinley Avenue Columbus, OH 43222 614-228-1029 FAX: 614-228-7065 E-mail: jdb@kokosing-inc.com Wm. Brian Burgett, President Dan Walker, Sr. Vice President Dan Compston, Sr. Vice President John Neighbors, Vice Pres., Opers. Jim Braden, Vice Pres., Est. Engr. The Koski Construction Company (000556) (general contractor) 5841 Woodman Avenue, P. O. Box 1038 Ashtabula, OH 44005-1038 440-997-5337 FAX: 440-992-8549 E-mail: kcci1921@suite224.net Donald R. Koski, President Thomas Pope, Vice President David C. Sheldon, Treasurer

Kriger Construction, Inc. (000893) (utility contractor) 859 Enterprise Street Dickson City, PA 18519 570-383-2042 FAX: 570-383-3214 E-mail: krigerconstrctn@aol.com Alfred Kriger, President Alfred Kriger, Jr., Vice President Linda Malinowski, Corp. Secretary Kuharchik Construction, Inc. (000720) (highway lighting & traffic control) 420 Schooley Avenue Exeter, PA 18643-1828 570-654-3391 FAX: 570-654-5150 Rhoda Kuharchik, President E-mail: rkuharchik@kuharchik.com Kukurin Contracting, Inc. (001316) (general/utility contractor) 1169 Route 286 Export, PA 15632 724-325-2136 FAX: 724-733-2303 Web: www.kukurin.com William J. Kukurin, President Harold R. McDade, Jr., Executive Vice President E-mail: dmcdade@kukurin.com Thomas P. Zimmerman, Vice President William Joseph Kukurin, Assistant Vice President Pamela R. Piper, Secretary The Lane Construction Corp. (000709) (general contractor-paving) 90 Fieldstone Court Cheshire, CT 06410 203-235-3351 FAX: 203-237-4260 Web: www.laneconstruct.com Scott A. Leach, Regional Vice President E-mail: SALeach@laneconstruct.com Dennis Luzier, District Manager E-mail: DALuzier@laneconstruct.com Charles Ames, Plant Manager E-mail: CJAmes@laneconstruct.com J. C. Lee Construction & Supply Co., Inc. (000955) (general contractor) 1016 Annisville Road Petrolia, PA 16050-9801 724-894-2301 FAX: 724-894-2909 John C. Lee, III, President

L. S. Lee, Inc. (000879) (guiderail & sign installation) P. O. Box 1547, 152 S. Sumner Street York, PA 17405-1547 717-854-7000 FAX: 717-854-8000 Web: www.lslee.com Basil A. Shorb, III, CEO William J. Shorb, President Matthew R. Shorb, Vice President E-mail: mshorb@lslee.com Michael Coffman, Vice President E-mail: mcoffman@lslee.com Michael Senft, Construction Manager E-mail: msenft@lslee.com Virginia Division P. O. Box 34309, 3008 Falling Creek Rd. Richmond, VA 23234-0309 804-275-7815 FAX: 804-743-0888 James Murin, Vice President Leeward Construction, Inc. (000557) (construction) 9 Collan Park Honesdale, PA 18431 570-253-4090 FAX: 570-253-4581 Web: www.leewardconstruction.com Eric R. Linde, President Mary Anne Linde, Secretary Kip Odell, Treasurer Gary F. Linde, Exec. Vice-President Thomas R. Quinnan, Asst. Secretary/ V.P. Engineering E-mail: tquinnan@leeward construction.com Lehigh Asphalt Paving & Const. Co. (000848) (asphalt paving contractor) 1314 E. Broad Street P. O. Box 549 Tamaqua, PA 18252 570-668-4303 FAX: 570-668-5910 Jeffrey L. Frantz, President E-mail: jeff.frantz@lehighasphalt.com Rachel R. McCool, Vice President Ligonier Stone & Lime Concrete Co. (004694) (ready mix concrete/concrete pumping) 117 Marcia Street Latrobe, PA 15650 724-537-6805 FAX: 724-537-6835 Web: www.ligonierconcrete.com Patrick Hofmann, General Manager E-mail: ph@ligonierconcrete.com

Linde Enterprises, Inc. (001262) (utility & heavy construction contractor) Cross Creek Pointe 1065 Highway 315, Suite 102 Wilkes-Barre, PA 18702 570-822-0141 FAX: 570-822-0670 Web: www.lindeco.com Scott F. Linde, President E-mail: slinde@lindeco.com Barbara Linde, Secy./Treas. E-mail: blinde@lindeco.com Chris Langel, Executive Vice President E-mail: clangel@lindeco.com Lindy Paving, Inc. (000580) (general contractor-paving) 586 Northgate Circle New Castle, PA 16105-9022 724-652-9330 FAX: 724-652-7714 Web: www.lindypaving.com Vince Tutino, President E-mail: vtutino@lindypaving.com Loftus Construction, Inc. (000905) (general contractor-bridge) 1903 Taylor’s Lane Cinnaminson, NJ 08077 856-786-6607 FAX: 856-786-6641 Web: www.loftusconstruction.com Kevin Loftus, President E-mail: KJLoftus@loftusconstruction.com Carmen Valerio, Vice President Jeffrey Given, Director of Procurement E-mail: JDGiven@loftusconstruction.com John Muir, Project Manager E-mail: JMuir@loftusconstruction.com Karin DiVece, Business Manager E-mail: KDivece@loftusconstruction.com Madison Concrete Construction (004407) (concrete construction) 130 Quaker Lane Malvern, PA 19355 484-615-1270 FAX: 610-695-8678 E-mail: jdolente@madisonconcrete.com Web: www.madisonconcrete.com James Dolente, Sr., CEO James Dolente, Jr., President Stephen Dolente, Vice President

Main Stream Industries, Inc. (001240) (maintenance & protection of traffic, sign placement, sign manufacturer) 7340 Bernville Road Bernville, PA 19506 610-488-1148 FAX: 610-488-6496 E-mail: MSIIupdegrove@comcast.net Susan L. Updegrove, President/Secretary Marino Corporation (001309) (general contractor) 4402 Skippack Pike P. O. Box 1209 Skippack, PA 19474 610-584-1800 FAX: 610-584-8244 Web: www.marinocorp.com Richard M. Marino, President E-mail: ricmarino@marinocorp.com Richard M. Marino, II, Secretary E-mail: rmarino2@marinocorp.com Mark S. Marino, Treasurer E-mail: mmarino@marinocorp.com Paul F. Gaffney, Estimator E-mail: pgaffney@marinocorp.com Mascaro Contracting, L.P. (001145) (general contractor-concrete paving) 1720 Metropolitan Street Pittsburgh, PA 15233 412-321-4901 FAX: 412-321-4915 Web: www.mascaroconstruction.com John C. Mascaro, Jr., President and CEO Robert C. Breisinger, Vice President Heavy/Highway and Industrial E-mail: bbreisinger@mascaro construction.com Charles G. Pfeiffer, Dept. Executive E-mail: chickp@mascaro construction.com Charles F. Solkovy, Secretary/Treasurer E-mail: cfscfo@mascaro construction.com Matcon Diamond, Inc. (001336) (heavy & highway) 3447 East Carson Street Pittsburgh, PA 15203-2105 412-481-0280 FAX: 412-481-3442 E-mail: matcon@matcondiamond.com David G. Matesic, President E-mail: david@matcondiamond.com Dan Matesic, Project Admin. E-mail: estimating@matcondiamond.com

Mayer Brothers Construction Company (000737) (heavy & highway) 1902 Cherry Street Erie, PA 16502 814-452-3748 FAX: 814-455-7973 John H. Laver, III, President E-mail: jlaveriii@mayerbros.net Richard T. Weschler, Jr., Vice President E-mail: rtweschler@gmail.com John H. Laver, IV, Operations Manager E-mail: jlaveriv@gmail.com Scott Kulka, Chief Estimator E-mail: smkulka@yahoo.com James Laver, Superintendent/Estimator E-mail: jim.laver@gmail.com Christopher Moher, Engineer E-mail: Christopher.moher@yahoo.com Debbie Snyder, Asst. Sec./Office Mgr. E-mail: dsnyder@mayerbros.net Joseph McCormick Construction Co., Inc. (001383) (general contractor-paving) P. O. Box 176 Erie, PA 16512-0176 814-899-3111 FAX: 814-899-4278 Web: www.jmccormickconstruction.com Owen J. McCormick, President E-mail: owen@jmccormickconstruction.com Robert B. Gwinn, Vice President E-mail: bob@jmccormickconstruction.com Brenda Burt, Secretary E-mail: brenda@ jmccormickconstruction.com G. M. McCrossin Constructors (002698) (full service contractor) 2780 Benner Pike Bellefonte, PA 16823 814-355-4848 FAX: 814-355-7363 Web: www.gmmccrossin.com Paul D. Martin, Project Manager E-mail: pmartin@gmmcrossin.com 2607 Nicholson Road, #2400 Sewickley, PA 15143 724-933-9222 FAX: 724-933-9223

McKinney Drilling Company, LLC (001715) (drilled shaft foundation contractor) Mailing Address: P. O. Box 78 Shipping Address: 6986 Rt. 22 Delmont, PA 15626 724-468-4139 FAX: 724-468-6877 Web: www.mckinneydrilling.com William F. Maher, President Lance E. Shreffler, P.E., District Mgr. E-mail: lances@mckinneydrilling.com Mekis Construction Corporation (000566) (bridge contractor) 1595 Route 422 East Fenelton, PA 16034-9739 724-283-6200 FAX: 724-283-1067 E-mail: info@mekisconstruction.com Web: www.mekisconstruction.com Ray H. Mekis, Chairman Kenneth L. Wolf, President/CEO E-mail: kwolf@mekisconstruction.com Craig A. Snatchko, Vice President of Operations E-mail: csnatchko@ mekisconstruction.com Anthony J. Bertolino, Vice President Admin./Secretary/Treasurer E-mail: abertolino@ mekisconstruction.com Steven J. Reed, Project Manager/ Superintendent E-mail: sreed@mekisconstruction.com Heath Neely, Chief Engineer E-mail: hneely@mekisconstruction.com David W. Nelen, Chief Estimator E-mail: dnelen@mekisconstruction.com Rhonda J. Snyder, Contract Administrator E-mail: rsnyder@mekisconstruction.com Gary L. O’Donnell, Equipment/Yard Supt. E-mail: godonnell@mekisconstruction.com Menard (003798) (ground improvement systems) 275 Millers Run Pittsburgh, PA 15017 412-257-2750 FAX: 412-257-8455 Web: www.menardusa.com Dean Abbondanza E-mail: dabbondanza@menardusa.com Seth Pearlman E-mail: spearlman@menardusa.com Lyle Silverman E-mail: lsilverman@menardusa.com Karol Paltsios E-mail: karol@karolcompany.com

A. Merante Contracting, Inc. (003060) (site work, utilities, concrete work, excavation & dump truck services) 4740 Streets Run Road Pittsburgh, PA 15236 412-884-4485 FAX: 412-884-4486 E-mail: merante@verizon.net Anthony Merante, President Charles J. Merlo, Inc. (000400) (general contractor) 234 Merlo Road Mineral Point, PA 15942 814-322-1545 FAX: 814-322-1549 Web: www.cjmerlo.com Charles J. Merlo, III, President E-mail: cjmerlo@cjmerlo.com Steven Merrick, Chief Estimator E-mail: smerrick@cjmerlo.com Thomas N. Bender, Senior Estimator/ Project Manager E-mail: tbender@cjmerlo.com Michael J. Waksmunski, P.E., Manager - Structures E-mail: mwaksmunski@cjmerlo.com David R. Stover, Senior Estimator/ Project Manager E-mail: dstover@cjmerlo.com Moretrench American Corporation (001651) (specialty foundation contractor) 100 Stickle Avenue Rockaway, NJ 07866 973-627-2100 FAX: 973-627-3950 Web: www.moretrench.com Arthur B. Corwin, P.E., President/CEO Thomas J. Tuozzolo, P.E., Vice Pres. 144 Dexter Drive Monroeville, PA 15146 412-793-9303 FAX: 412-793-9313 Scott A. Stonecheck, P.E., Area Mgr. E-mail: sstonecheck@mtac.com

James D. Morrissey, Inc. (000541) (general contractor) 9119 Frankford Avenue Philadelphia, PA 19114-2884 215-333-8000 FAX: 215-624-3308 Web: www.jdm-inc.com James D. Morrissey, Jr., President William A. Greer, Vice President E-mail: BGreer@JDM-Inc.com Alice Morrissey, Secretary R. Scott Barcusky, Treasurer Mosites Construction Company (000873) (general contractor) 4839 Campbells Run Road Pittsburgh, PA 15205-1386 412-923-2255 FAX: 412-788-1169 Web: www.mosites.com Steven T. Mosites, President/Heavy Div. E-mail: steve@mosites.com M. Dean Mosites, President/Bldg. Div. David N. Rubis, Vice Pres./Heavy Div. E-mail: daver@mosites.com Mark Edgar, Vice Pres./Bldg. Div. Allan A. Myers, LP (000913) (general contractor-bridge/highway) P. O. Box 1310 Worcester, PA 19490 610-584-6020 FAX: 610-584-8205 Web: www.americaninfrastructure.com A. Ross Myers, Chairman/CEO Dale R. Wilson, President/COO Richard Fooks, CFO Murray Blaker, Chief Estimator E-mail: murray.blaker@aamyers.com Neshaminy Constructors, Inc. (001187) (heavy/highway construction) 1839 Bustleton Pike Feasterville, PA 19053 215-322-2700 FAX: 215-322-0603 Web: www.nci3.com Joseph P. Canuso, CEO E-mail: joec@nci3.com Francis A. Canuso, Jr., President Allan Corless, Vice President Jerry Throne, Chief Estimator

New Enterprise Stone & Lime Co., Inc. (001149) (general contractor-bridge/highway) P. O. Box 77 New Enterprise, PA 16664-0077 814-766-2211 FAX: 814-766-4400 (Corp. Ofc.) 814-766-4401 (Corp. Ofc., Contr. Div.) 814-766-4402 (Corp. Ofc., Admin.) Web: www.nesl.com Paul I. Detwiler, Jr., Board Chairman Donald L. Detwiler, President/CEO Paul I. Detwiler, III, Exec. Vice President/

Secretary/CFO James W. Van Buren, Vice President- Development/COO Geoff Clarke, Vice President-Construction Jim Barley, Vice President-Sales G. Dennis Wiseman, Asst. Secretary/Controller Thomas G. Frye, Treasurer/Asst. Secretary Noralco Corporation (excavation/demolition/site prep) 1920 Lincoln Road Pittsburgh, PA 15235 412-361-6678 FAX: 412-361-6535 E-mail: info@noralco.com Web: www.noralco.com Allen J. Cousin, President John Kowalik, Jr., Vice President E-mail: jkowalik@noralco.com George Boehm, Vice President Nyleve Bridge Corp. (000390) (general contractor-bridge) 1540 Chestnut Street Emmaus, PA 18049 610-965-3083 FAX: 610-966-4919 Wilmer R. Schultz, Chairman of Board Kevin R. Schultz, President E-mail: kschultz@schultzorg.com Scott R. Schultz, Vice Pres./Asst. Treas. Dominic P. Girondo, Vice Pres./Opers. Richard C. Bauer, V.P./Finance/Secy.

Francis J. Palo, Inc. (001220) (general contractor) P. O. Box 368 Clarion, PA 16214-0368 814-226-9361 FAX: 814-226-9066 E-mail: palo@paloinc.com Web: www.paloinc.com Michael A. Palo, CEO E-mail: mpalo@paloinc.com Paul A. Roman, President E-mail: proman@paloinc.com H. Mark Schaffer, Vice President Dennis G. Lefever, Vice President William G. Hartle, Secretary-Treasurer Ronald L. Garthwaite - Assistant Secy. Walter A. Karg - Assistant Treasurer Pavilion Drainage Supply Co., Inc. (concrete pavement demolition) Box 219, 6630 Ellicott Street Pavilion, NY 14525 585-584-3261 FAX: 585-584-3812 Web: www.pavdrain.com Philip Plossl, President E-mail: phil@pavdrain.com Cecilia Plossl, Secretary Penn Line Service, Inc. (000576) (guiderail/landscaping contractor) P. O. Box 462, 300 Scottdale Avenue Scottdale, PA 15683-0462 724-887-9110 FAX: 724-887-0545 E-mail: lynn@pennline.com Web: www.pennline.com Paul Mongell, President James Wishart, Vice President Ron Hill, Estimating Seed & Mulch (Ext. 117) Ryan Cramer, Estimating Guide Rail (Ext. 116) Steven Restly, Estimating Guide Rail (Ext. 120) E-mail: srestly@pennline.com

Pennsy Supply, Inc. (001088) (general contractor-paving) P. O. Box 3331, 1001 Paxton Street Harrisburg, PA 17105-3331 717-233-4511 FAX: 717-238-7312 Web: www.pennsysupply.com Mark Snyder, President, Mid-Atlantic Group E-mail: mark.snyder@ oldcastlematerials.com Barry Duffy, President, Pennsy Supply E-mail: barry.duffy@oldcastlematerials.com Plum Contracting, Inc. (000653) (prime contractor) 864 Croft Road Greensburg, PA 15601 724-668-8000 FAX: 724-668-2272 Web: www.plumcontractinginc.com John M. Mills, President E-mail: Jackm@plumcontractinginc.com Brian Miller, P.E., Vice President/ Construction E-mail: Brianm@plumcontractinginc.com Linda C. Motta, Secretary Kevin Hetrick, Project Manager E-mail: Kevin@plumcontractinginc.com Ali Mills, Asst. Project Manager/EEO E-mail: Ali@plumcontractinginc.com

Protection Services Inc. (Subsidiary of New Enterprise Stone & Lime Co., Inc.) (001098) (traffic control subcontractor) 635 Lucknow Road Harrisburg, PA 17110-1635 717-236-9307 FAX: 717-236-1281 Douglas B. Danko, President Craig S. Noll, Vice President Harrisburg 717-238-5541 Ken Baker Scranton 570-961-5255 Rusty Watters Allentown 610-691-5452 Rusty Watters Philadelphia 215-572-6748 Trevor Pegg Pittsburgh 412-824-6080 Ron Trunzo Erie 814-796-1413 Ron Trunzo Altoona 814-943-3411 Jim Carroll Quaker Sales Corp. (000764) (bituminous paving contractor) P. O. Box 880, Rear 83 Cooper Avenue Johnstown, PA 15907 814-536-7541 FAX: 814-535-1685 Web: www.quakersales.com Donald C. Overdorff, President E-mail: don@quakersales.com James M. Costello, Vice President E-mail: jim@quakersales.com Calvin Q. Overdorff, Secretary/Treas. E-mail: calvin@quakersales.com Kevin McLaughlin, Project Manager E-mail: kevin@quakersales.com

Quality Engineering Solutions Inc. (000183) (DBE engineering/construction) 405 Water Street, P. O. Box 3004 Conneaut Lake, PA 16316 814-382-0373 FAX: 814-382-0375 Web: www.QESpavements.com Sherry Morian, President E-mail: smorian@QESpavements.com Dennis Morian, Director of Engineering E-mail: dmorian@QESpavements.com Rae-Lyn Enterprises, Inc. (000754) (maintenance and protection of traffic) 15 Clark Avenue Spring Church, PA 15686 724-478-3700 FAX: 724-478-1511 Web: www.raelynenterprises.com Brenda Jaworskyj, President E-mail: bjaworskyj@windstream.net Rodney A. Eisenhower, Operations Mgr. E-mail: reisenhower@windstream.net Railroad Construction Company of South Jersey, Inc. (railroad construction & maintenance) 705 Mantua Avenue Paulsboro, NJ 08066 856-423-2220 FAX: 856-423-9389 Web: www.railnj.com Thomas Bergbauer E-mail: tom@railnj.com James A. Daloisio E-mail: jamie@railnj.com Christofer R. Daloisio E-mail: chris@railnj.com Ramos & Associates, Inc. (001217) (general contractor-paving) 4136 Mitchell Street Philadelphia, PA 19128 215-482-2800 FAX: 215-482-8789 E-mail: ramosassoc@aol.com Jose Ramos, President

Rampart Hydro Services, LP (001089) (hydrodemolition - bridge repair) 530 Moon Clinton Road Coraopolis, PA 15108 412-262-4511 FAX: 412-262-6188 Web: www.rampart-hydro.com Beth Newbold, President Pat Winkler, Vice President Jeff Parks, Senior Vice President E-mail: jparks@rampart-hydro.com Neil Weigel, Lead Estimator E-mail: nweigel@rampart-hydro.com Bill Merriman, Sales Representative E-mail: bmerriman@rampart-hydro.com Road-Con, Inc. (000507) (general contractor-paving) 902 Camero Run Dr. West Chester, PA 19380-4281 610-429-8089 FAX: 610-429-8098 Web: www.road-con.com Edward J. McKenna, Jr., President E-mail: tmckenna@road-con.com Albert D. Hoffman, Vice President E-mail: ahoffman@road-con.com Steve Rubino, Project Manager E-mail: srubino@road-con.com Ben Showers, Project Manager E-mail: bshowers@road-con.com Sean McKenna, Project Manager E-mail: smckenna@road-con.com Trevor Harper, Project Manager E-mail: tharpersr@road-con.com Chris Sanchez, Project Manager E-mail: csanchez@road-con.com Rockport Construction Company, Inc. (000820) (specialty contractor) 231 N. Wycombe Avenue, P. O. Box 127 Lansdowne, PA 19050-1798 610-623-2300 FAX: 610-623-0301 E-mail: rocconco@verizon.net Wallace A. Rutecki, President Louis J. Varallo, Jr., Secretary/Treasurer M. L. Ruberton Construction & Safety (003296) (guiderail & highway signage) P. O. Box 564, 1512 Mays Landing Road Hammonton, NJ 08037 609-561-3800 Ext. 32 FAX: 609-567-9030 Andrew G. Berenato, Jr. E-mail: andrew@ruberton.com

Rural Valley Construction Co., Inc. (001606) (concrete construction PennDOT subcontractor) 365 Sunken Valley Road Rural Valley, PA 16249 724-354-2677 FAX: 724-354-4574 Bruce W. Harkleroad, President David J. Marshall, G.M./Secretary/Treas. E-mail: djmrvc@hughes.net Russell Standard Corporation (000750) (contracting) 285 Kappa Drive, Suite 300 Pittsburgh, PA 15238 412-449-0700 FAX: 412-449-0704 Web: www.russellstandard.com James R. Johnson, Chairman Matthew W. Johnson, President E-mail: matt.johnson@russellstandard.com George Leach, Secretary & Treasurer Safety Grooving & Grinding, LP (001451) (diamond grinding & grooving) P. O. Box 431 Napoleon, OH 43545 419-592-8666 FAX: 419-592-8665 Web: www.sgglp.com Duff Parker, Estimating E-mail: duff@sgglp.com Tom Parker, Operations Manager E-mail: tomp@sgglp.com Central Atlantic Division 1299 Governor Court, P. O. Box 675 Abingdon, MD 21009 410-679-2612 FAX: 410-671-9988 Web: www.sgglp.com John F. Depman, P.E., Eastern Regional Manager E-mail: john@sgglp.com Kenneth D. Walker, Executive Vice President E-mail: ken@sgglp.com Schnabel Foundation Company (002182) (earth retention systems & specialized foundations) 5210 River Road Bethesda, MD 20816 301-657-3060 FAX: 301-657-4080 E-mail: philadelphia@schnabel.com Web: www.schnabel.com Jeffrey W. Dodson, P.E., Branch Mgr. E-mail: jeff@schnabel.com

Seravalli, Inc. (000727) (utility contractor) 10059 Sandmeyer Lane Philadelphia, PA 19116-3501 215-969-6500 FAX: 215-969-8105 E-mail: seravalli@msn.com Charles Seravalli, Jr., President Francis Seravalli, Vice President Anthony Seravalli, Secretary John Seravalli, Treasurer Sharon Paving & Construction Co., Inc. (000396) (paving contractor) 100 Canal Street Sharpsville, PA 16150 724-962-7811 FAX: 724-962-7812 E-mail: spc@sharonpaving.com Thomas Perman, President Thomas E. Perman, Vice President William Perman, Secretary/Treasurer J. F. Shea Construction, Inc. (001935) 111 Thunder Road Mount Pleasant, PA 15666 724-547-0120 FAX: 724-547-0939 Peter Shea, Jr., President Charles Atherton, Vice President Timothy Salai, District Manager E-mail: thsshea@zoominternet.net The Six M Co., Inc. (heavy & highway contractor) 15 Mattlin Lane, P. O. Box 309 Delta, PA 17314 717-456-7602 FAX: 717-456-7054 Thomas B. Mattlin, Sr., CEO Thomas B. Mattlin, Jr., President E-mail: tmattlin@thesixmco.com William E. Mattlin, Vice President E-mail: wmattlin@thesixmco.com Kenneth R. Mattlin, Secretary Lois L. Mattlin, Treasurer Michael P. Mattlin, Asst. Treasurer

Slusser Brothers (general contractor-paving) 300 Armstrong Road Pittston, PA 18640 570-654-1972 FAX: 570-654-1911 Web: www.slusserbrothers.net Patrick K. Bartorillo, President E-mail: patrick.bartorillo@ oldcastlematerials.com Dick LaCoe, General Superintendent E-mail: dlacoe@oldcastlematerials.com Vic Bogetti, Sales Manager E-mail: vbogetti@oldcastlematerials.com Andrew Nowak, Construction Manager E-mail: andrew.nowak@ oldcastlematerials.com Sofis Company, Inc. (000676) (shotcrete, concrete repair, bridge inspection) 554 Bocktown Cork Road Clinton, PA 15026 724-378-2670 FAX: 724-378-3719 Web: sofiscompany.com William J. Sofis, Jr., President E-mail: wsofis@sofiscompany.com Ted W. Sofis, Secretary/Treasurer Stewart & Tate, Inc. (000561) (general contractor) 950 Smile Way, P. O. Box 2587 York, PA 17405 717-854-9581 FAX: 717-854-1641 E-mail: amyers@stewartandtate.com Web: www.stewartandtate.com Timothy R. Tate, President E-mail: ttate@stewartandtate.com Kenneth A. Kiler, Vice President E-mail: kkiler@stewartandtate.com Strongstown’s B & K Enterprises, Inc. (001342) (sub-contractor, DBE) P. O. Box 124, 260 Route 403 South Strongstown, PA 15957 814-749-9100 FAX: 814-749-8100 E-mail: sbkinfo@strongstownsbk.com Gloria J. Zimmerman, President

Structural Services, Inc. (001141) (heavy highway - bridge deck & studs, steel erection) 3735 Kim Street Bethlehem, PA 18017 610-866-8108 FAX: 610-903-4811 Lacey L. Benzing, President E-mail: lbenzing@structuralservices.net Susquehanna Supply Company (000613) (general contractor) P. O. Box 1295 Williamsport, PA 17703-1295 570-326-7077 FAX: 570-326-4990 E-mail: susqsupp@comcast.net Timothy J. Crotty, President David W. Patterson, PE, Secretary James R. Parsons, Engineer Susquehanna Valley Construction Corp. (001253) (bridge construction) 175 Lamont Street New Cumberland, PA 17070-2474 717-774-7461 FAX: 717-774-1844 E-mail: info@svccnet.com Wayne M. Schug, Chairman & CEO Mark W. Schug, President E-mail: schugm@svccnet.com Todd S. Ruddle, Vice President E-mail: ruddlet@svccnet.com John B. Myers, Estimator E-mail: myersj@svccnet.com Pamela J. Ruddle, Secretary E-mail: ruddlep@svccnet.com Garrick B. Sauder, Controller E-mail: sauderg@svccnet.com

Swank Construction Company, LLC (000395) (bridge construction, concrete paving, milling, sawing & sealing) 632 Hunt Valley Road New Kensington, PA 15068 724-335-6000 FAX: 724-335-3834 Web: www.swankco.com Russell C. Swank, III, President E-mail: russ@swankco.com George T. Fischer, Chief Operating Ofcr. E-mail: gtf@swankco.com Andrew Swank, Vice President E-mail: andrew@swankco.com John McCaskie, Chief Engineer E-mail: mccaskie@swankco.com Michael Golembiewski, Mgr., Saw/

Seal Division E-mail: chippy@swankco.com Ron Hags, Estimator E-mail: ronhags@swankco.com Mike Docherty, Construction Mgr. E-mail: mdocherty@swankco.com Louie Schultheis, Construction Mgr. Bill Delsignor, Operations Engineer E-mail: bill@swankco.com Chad Fuhrman, Controller E-mail: chad@swankco.com Telco, Inc. (000610) (electrical contractor) 1224 Cross Keys Road Reading, PA 19605 610-916-6200 FAX: 610-916-1377 E-mail: cwaligor@comcast.net Richard Allen Hivner, President Richard Anthony Hivner, Vice President Terry Asphalt Materials, Inc. (004367) (liquid asphalt manufacturer/ pavement preservation construction co.) 1595 Frank Road Columbus, OH 43223 513-315-2007 FAX: 614-276-0570 Web: www.terryasphalt.com Tim Herbst, Technical Sales & Marketing E-mail: therbst@insight.rr.com

Thornbury, Inc. (000782) (bridge contractor) 700 Calico Road West Sunbury, PA 16061 724-637-3321 FAX: 724-637-3751 E-mail: thornburyinc@ zoominternet.net John Thornbury, President Deborah L. Thornbury, Secretary 3 Rivers Pipe Profiling, LLC (006444) (laser profiling) 1519 Hastings Mill Road Pittsburgh, PA 15241 855-378-7701 FAX: 412-308-6767 E-mail: info@3riverspipe.com Web: www.3riverspipe.com Victoria Gable, President Trevose Construction Inc. (001186) (general contractor) P. O. Box 633 Trevose, PA 19053-0633 215-396-9592 FAX: 215-396-9591 E-mail: tci9@netzero.com Michele M. Meyer, Owner, President, Secretary, Treasurer, Director Trumbull Corporation (000030) (general contractor-bridge/highway) P. O. Box 6774 225 North Shore Drive Pittsburgh, PA 15212 412-807-2000 FAX: 412-807-2011 Web: www.trumbullcorp.com Clifford R. Rowe, CEO George E. Mezey, PE, President E-mail: george.mezey@trumbullcorp.com John P. Maffeo, Jr., PE, Executive Vice President Stephen M. Clark, E.V.P./Finance and Secretary/Treasurer William D. Woodford, PE, Chief Estimator Joseph M. Catena, Vice President - Operations Union Equipment Co. (Div. of New Enterprise S&L) P. O. Box 31 Warfordsburg, PA 17267 717-294-3297 FAX: 717-294-6400 Paul I. Detwiler, Jr., Chairman of Board Donald L. Detwiler, President Paul I. Detwiler, III, Vice President/Secy.

Utilities Forestry Services, Inc. (000881) (right-of-way clearing for utilities, land reclamation, fence erection) 2022 Dorey St. Ext., P. O. Box 1027 Clearfield, PA 16830 814-765-7115 FAX: 814-765-5698 Steven J. Larson, President E-mail: sjlufs@atlanticbb.net Patrick A. Bergum, Vice President Donald R. Wendt, Vice President Paul B. Wawrynovic, Secretary/Treasurer Joseph Vaccarello, Jr., Inc. (000625) (general contractor) P. O. Box 663, 50 Arch St. Ext. Carnegie, PA 15106-0663 412-276-2755 FAX: 412-276-7985 E-mail: vaccarello-inc@msn.com Web: www.vaccarello.com/index.htm Nicholas Vaccarello, CEO Gary Dickinson, Vice President of Engineering Valley Quarries, Inc. (000424) (general contractor-paving) P. O. Box 2009 Chambersburg, PA 17201-0809 717-267-2244 FAX: 717-267-2521 Web: www.valleyquarries.com E-mail: enorcross@valleyquarries.com Paul I. Detwiler, III, President J. Joseph Zimmerman, Exec. Vice Pres. E-mail: jzimmerman@valleyquarries.com Valley Seeding Co., Inc. (001294) (landscaping) 306 West County Road Sugarloaf, PA 18249 570-788-3338 FAX: 570-788-6041 E-mail: VSCI@EPIX.NET Mary L. Burke, President Cinda Danna, Secretary/Treasurer

G. A. & F. C. Wagman, Inc. (001172) (general contractor-highway, bridge) 3290 North Susquehanna Trail York, PA 17406-9754 717-764-8521 FAX: 717-767-5457 Web: www.wagman.com Richard E. Wagman, Chairman & CEO E-mail: rewagman@wagman.com Dwight C. Weibel, President/COO E-mail: dcweibel@wagman.com Todd Becker, Vice President of Operations E-mail: tebecker@wagman.com Mike Glezer, President/COO of Wagman Companies, Inc. E-mail: mbglezer@wagman.com George C. Glass, Vice President, Engineering E-mail: gcglass@wagman.com Brandon Zerilla, Concrete Group Mgr. E-mail: bpzerilla@wagman.com Jon Fiem, Chief Estimator E-mail: jffiem@wagman.com Donald J. Posey, Vice President of Geotechnical Construction Services E-mail: djposey@wagman.com Bob Coppage, CFO E-mail: jrcoppage@wagman.com Lisa Wagman Glezer, Marketing & Public Relations Manager E-mail: lisawagman@wagman.com Ed Laczynski, Geotechnical Construction Services Manager E-mail: erlaczynski@wagman.com Anthony Bednarik, Business Development Manager E-mail: awbednarik@wagman.com Walsh Construction Company (000853) (general contractor/construction) 333 Technology Dr., Suite 205 Canonsburg, PA 15317 724-745-6039 FAX: 724-745-6179 Web: www.walshgroup.com Corporate Chicago Matthew Walsh Daniel Walsh Dale Swanberg Local Office Daniel J. Lucas, Program Manager Arik S. Quam, Sr. Project Manager Robert Spekis, Chief Estimator E-mail: rspekis@walshgroup.com

C. P. Ward, Inc. (001993) (general contractor) P. O. Box 900, 100 River Road Scottsville, NY 14546 585-889-8800 Ext. 250 FAX: 585-889-6008 Web: www.cpward.com Richard A. Ash, President E-mail: rash@cpward.com William C. Keihl, Executive Vice President E-mail: bkeihl@cpward.com Kenneth Stewart, Vice President E-mail: ken@cpward.com Carl M. Weber Steel Service, Inc. (000966) (metal deck form erector, shear stud welding, rebar placing, certified welding) P. O. Box 288, 661 Krumsville Rd. Kutztown, PA 19530-0288 610-683-3503 FAX: 610-683-3538 Dennis M. Weber, President E-mail: webden@ptd.net Dale J. Weber, Secretary Whitaker Roads Corporation (Subsidiary of HRI, Inc.) (general contractor) 88 Barrett Road Woodland, PA 16881-9364 814-857-7635 FAX: 814-857-5129 Lon Ward, Emulsion Area Mgr. E-mail: lward@hrico.com The James White Construction Co. (general contractor) 4156 Freedom Way Weirton, WV 26062-5296 304-748-8181 FAX: 304-748-8183 Web: www.jameswhite construction.com Michael Gianni, President E-mail: mgianni@jameswhite construction.com Lou Almonte, VP Heavy/Highway E-mail: lalmonte@jameswhite construction.com

The L. C. Whitford Company, Inc. (000869) (general contractor) 164 N. Main St., P. O. Box 663 Wellsville, NY 14895 585-593-3601 FAX: 585-593-1875 L. Bradley Whitford, President/Secretary L. Chandler Whitford, Vice President/ Treasurer Kenny Porter E-mail: kporter@lcwhitford.com Windsor Service (000679) (asphalt paving) P. O. Box 13787, 2415 Kutztown Rd. Reading, PA 19612-3787 610-929-0716 FAX: 610-929-4825 Web: www.hkgroup.com Scott B. Haines, President John A. Haines, Vice President Kenneth C. Kibblehouse, Vice Pres. James T. Haines, Vice President John R. Kibblehouse, Jr., Secretary/Treasurer Witman Engineers & Consultants, LLC (005224) (civil engineering design - design-build projects, construction consultation and stakeout) 3417 Main Street, P. O. Box 742 Morgantown, PA 19543 610-913-5680 FAX: 610-913-5682 Web: www.witmanengineers.com William W. Witman, P.E., President E-mail: bill@witmanengineers.com Robert C. Young, Inc. (000697) (general contractor) P. O. Box K Mifflinville, PA 18631 570-759-8917 FAX: 570-759-8698 Robert C. Young, President Mark R. Young, Vice President, Treasurer E-mail: myoung@rcyinc.com Shirley D. Young, Secretary Kelly S. Young, Vice President E-mail: kyoung@rcyinc.com