| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Garrett Gray SEECO Consultants, Inc. | 7350 Duvan Drive Tinley Park, IL 60477-3713 | (708) 429-1666 | |
| Tony Greco Aldridge | 10400 W Higgins Road Rosemont, IL 60018 | 847-626-8314 | |
| Robert Green Jiffy Products Company, Inc. | 2647 Brenner Drive Dallas, TX 75220-1319 | (214) 352-2623 | |
| Jim Greger GEOKON, Inc. | 48 Spencer Street Lebanon, NH 3766 | (603) 448-1562 | |
| Michael Gregory International Construction Equipment, Inc. | 12001 Guilford Road Bld D Annapolis Junction, MD 20701 | (704) 821-8200 | |
| Jeff Grieder P. Eng. Nicholson Construction Co. | Zone #3, Acheson Industrial Area, #2, 53016 Highway 60 Spruce Grove, AB T7X 5A7 | (780) 960-6700 | |
| 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 | |
| Jim Haener Inland Foundation Specialties | P.O. Box 5313 Boise, ID 83705 | (208) 367-1699 |
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