| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Dan Gaffney Pennsylvania Drilling Company (dba PENNDRILL Manufacturing) | 281 Route 30 Imperial, PA 15126 | (724) 695-2400 | |
| Mark Gaines Washington State Department of Transportation | PO Box 47354, Bridge Con. Eng. Olympia, WA 98504-7354 | (360) 705-7827 | |
| Jonathan (Tony) Gallagher Sparta Crane & Construction | 4322A Charter Oaks Drive Temple, TX 76502 | (254) 613-5646 | |
| Marc Gallagher Langan Engineering & Environmental Services | 21 Penn Plaza, 360 West 31st Street New York, NY 10001 | (212) 479-5408 | |
| Sheryl Gallagher Geotechnology, Inc. | 5055 Antioch Road Overland Park, KS 66203 | (913) 438-1900 | |
| Grace Li Gallan AGL Manufacturing Ltd. | 8378 Prince Edward Street Vancouver, BC V5X 3R9 | (604) 267-1716 | |
| Rich Gallina Star Iron Works, Inc. | 257 Caroline Street Punxsutawney, PA 15767 | (814) 427-2555 | |
| Martin Gamble Hardman Construction, Inc. | 242 S Brye Rd Ludington, MI 49431 | 231-845-1236 231-425-6038 | |
| Luis Garcia P.E. | 418 Kingstowne Ave, Apt 4 Brandon, FL 33511 | (787) 792-2626 | |
| Rick Garcia International Construction Equipment, Inc. | 3006 Deeds Road Houston, TX 77084 | (704) 821-8200 | |
| Skip Gardella Norwalk Marine Contractors, Inc. | 245 Access Road Stratford , CT 6615 | (203) 866-3344 | |
| Clark Gary Russo Corporation | 1421 Mims Avenue SW Birmingham, AL 35211 | (205) 923-4434 | |
| Sarah Gassman University of South Carolina | 300 Main Street, Department of Civil and Environmental Engineering Columbia, SC 29208 | (803) 777-3614 | |
| Bob Gauger Street Foundation Drilling, Inc. | 4350 South Treadway, P.O. Box 5054 Abilene, TX 79602 | (325) 695-0583 | |
| David Gazda TREVIICOS Corporation | 38 Third Avenue, 3rd Floor, Boston National Historic Park Charlestown, MA 2129 | (617) 241-4800 | |
| Stephen Gazo International Drilling Equipment, Inc. | 645 Angus Street Rural Hall, NC 27045 | (877) 207-6062 | |
| Will Gehrke Case Pacific Company | 2121 Ardmore Road Paso Robles, CA 93446-7199 | (805) 237-8851 | |
| Chuck Geisler VEIT & Company, Inc. | 14000 Veit Place Rogers, MN 55374 | (763) 428-2242 | |
| Joe Gelardi American Equipment & Fabricating Corp. | 100 Water Street East Providence, RI 2914 | (401) 438-2626 | |
| Greg Gelleta Soletanche Bachy Canada | 35571 Range Road 3051, Corman Park Saskatoon, SK S7T 1C8 | (306) 373-3762 | |
| Greg Gelleta P.Eng. Soletanche Bachy Canada | 7708 Wagner Road NE Edmonton, AB T6E 5B2 | (780) 468-3392 | |
| Dan Gellings Michels Corporation | 817 Main Street Brownsville, WI 53006 | (920) 583-3132 | |
| Tyler Gerstemeier Marathon Construction Services, LLC | 27622 Highway 561 Tavares, FL 32778 | (352) 742-5010 | |
| Gina Giammarino J.N. Giammarino Construction Inc. | 671 Conklin Rd. Binghamton, NY 13903 | (607) 724-0840 (607) 765-4101 | |
| David Gibbs S & ME, Inc. | 820 Fesslers Parkway, Suite 240 Nashville, TN 37210 | (615) 244-6020 |
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