| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Charles Griffes CT Engineering, Inc. | 180 Nickerson St. #302 Seattle, WA 98109 | (206) 285-4512 | |
| Ralph Griffin JAFEC USA Inc. | 2025 Gateway Place, Suite 180 San Jose, CA 95110 | (408) 467-2240 | |
| Colin Grindle American Piledriving Equipment, Inc. | Western Canada Office, 1002 7th Street Nisku, AB T9E 7P2 | (780) 474-9888 | |
| Paul Groneck P.E. DBM Contractors, Inc. | 1220 South 356th Street (PO Box 6139) Federal Way, WA 98003 (98063) | (253) 838-1402 | |
| Brent Grow Goettle | 12071 Hamilton Avenue Cincinnati, OH 45231 | (513) 825-8100 | |
| John Gruber Goettle | 12071 Hamilton Avenue Cincinnati, OH 45231 | (513) 825-8100 | |
| JP Guertin PRECO-MSE | 1620 Newman Crescent Dorval, QC H9P 2R8 | (514) 780-1280 | |
| Heidi Guidry Foundation Drill Shafts, Inc. | 107 N. Rosemont Sulphur, LA 70665 | (337) 558-6535 | |
| Van Guidry Foundation Drill Shafts, Inc. | 107 N. Rosemont Sulphur, LA 70665 | (337) 558-6535 | |
| Bernard Guite Selix Equipment | 2783 Carp Rd. Ottawa, ON K0A 1L0 | (613) 859-7403 | |
| Greg Gularte Advanced Geotechniques, Inc. | 1049 nichols ct Rocklin, CA 95765 | 9167654284 | |
| Frank Gummich SAS Stressteel, Inc. | 47375 Fremont Blvd Fremont, CA 94538 | (888) 284-8752 | |
| Naresh Gurpersaud Keller Foundations Ltd. | 254 Main Street North, Unit 1 Acton, ON L7J 1W9 | 5198533216 | |
| Thomas Gurtowski P.E., D.GE Shannon & Wilson, Inc. | 400 N 3th St, Suite 100 Seattle, WA 98103-9703 | (206) 632-8020 | |
| Alvin Gutierrez ME, P.E. U.S. Dept. of Transportation Federal Highway Administration Georgia Division | 61 Forsyth St SW Suite 17T100, Suite 210 Atlanta, GA 30303-3104 | (404)562-3632 | |
| Michael Hadzariga Misha Services, LLC | 21515 - 36th Ave NW Stanwood, WA 98292 | (425) 418-9581 425-418-9581 | |
| Robert Haegele American Pile and Foundation LLC | 61 County Line Road Somerville, NJ 8876 | 908-534-7430 | |
| Tobias Haemmerle Liebherr USA Co. | 7075 Bennington Street Houston, TX 77028-5812 | (713) 636-4050 | |
| Ethan Hageman Budinger & Associates, Inc. | 1101 North Fancher Road Spokane Valley, WA 99212 | (509) 535-8841 | |
| D. Hagerty P.E., D. GE Hagerty Engineering, Inc. | 335 Spring Street, Suite B Jeffersonville, IN 47130 | (502) 599-7359 | |
| John Hagfors Hennessy International, Inc. | 1623 Mission Drive, Unit 14 Solvang, CA 93463 | (805) 693-8880 | |
| Luke Hagfors Hennessy International, Inc. | 1623 Mission Drive, Unit 14 Solvang, CA 93463 | (805) 693-8880 | |
| Mike Hagy PACO Ventures, LLC | P.O. Box 3742, 250 S. Webster Street Seattle, WA 98108 | (206) 762-3550 | |
| Sheila Hall Rohrscheib Sons Caissons, Inc. | P.O. Box 236 New Hudson, MI 48165-0236 | (248) 437-2005 | |
| Esam Halloum JAFEC USA Inc. | 2025 Gateway Place, Suite 180 San Jose, CA 95110 | (408) 467-2240 |
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