| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Duane Frye FirstMark Foundations | 103 BPR Lane, P.O. Box 121549 Aledo, TX 76008 | (817) 441-9183 817-253-6615 | |
| Duane Frye | 15850 Highway 377 South Fort Worth, TX 76126 | (817) 443-1465 | |
| Duane Frye | PO Box 126408 Benbrook, TX 76126 | (817) 984-6527 | |
| Allen Furth | 8243 Baltimore Annapolis Boulevard Pasadena, MD 21122 | (410) 439-9101 | |
| Ole Gadermann Friedr. ISCHEBECK GmbH | Loher Str. 31 - 79 Ennepetal, DE 58256 | (49) 2333-830519 | |
| Kenneth Gagnon Nicholson Construction Co. | 582 Main Street Hudson, MA 1749 | (978) 568-0351 | |
| Mark Gaines Washington State Department of Transportation | PO Box 47354, Bridge Con. Eng. Olympia, WA 98504-7354 | (360) 705-7827 | |
| Barbara Gallagher P.E. Robinson Noble, Inc. | 17625 130th Avenue NE, Suite 102 Woodinville, WA 98409 | (425) 488-0599 | |
| Jonathan 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 | |
| Tony Gallagher Sparta Crane & Construction | 4322A Charter Oaks Drive Temple, TX 76502 | (254) 613-5646 | |
| 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 | |
| Clark Gary Russo Corporation | 1421 Mims Avenue SW Birmingham, AL 35211 | (205) 923-4434 | |
| Brock Gaspar Schnabel Foundation Company | 206 Turnpike Road Southborough, MA 01772-2116 | (508) 303-3642 | |
| Sarah Gassman University of South Carolina | 300 Main Street, Department of Civil and Environmental Engineering Columbia, SC 29208 | (803) 777-3614 | |
| Harold Gathers McKinney Drilling Company | 273 Lakeview Dr, Suite 101 Woodstock, VA 22664 | (540) 459-9529 | |
| 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 |
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