| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| James Hanson Ph.D., P.E. California Polytechnic State University | Department of Civil & Environmental Engineering San Luis Obispo, CA 93407 | (805) 756-2947 | |
| Jason Hardell George Harms Construction Co., Inc. | P.O. Box 817 Farmingdale, NJ 7727 | (732) 938-4004 | |
| Tom Hardell George Harms Construction Co., Inc. | P.O. Box 817 Farmingdale, NJ 7727 | (732) 938-4004 | |
| William Hardesty, Jr. Seaboard Foundations, Inc. | 8576 Old Dorsey Run Road Jessup, MD 20794 | (410) 792-8616 | |
| Bryan Hardman International Drilling Equipment, Inc. | 3 John Beck Cres Brampton, ON L6W2T2 | (877) 207-6062 | |
| Noel Hargrave-Thomas P.E. G2 Consulting Group, LLC | 1866 Woodslee Street Troy, MI 48083 | (248) 680-0400 | |
| Robert Harms George Harms Construction Co., Inc. | P.O. Box 817 Farmingdale, NJ 7727 | (732) 938-4004 | |
| Jeff Harmston Equipment Corporation of America | 7349-A West Friendly Ave. Greensboro, NC 27410 | (336)854-1220 | |
| Jim Harmston Foundation Consulting Services | |||
| M. John Harper Versatile Drilling Contractors, Inc. | P.O. Box 80287 Seattle, WA 98108 | (206) 763-9776 | |
| Christopher Harris R.W. Harris, Inc. | 12300 44th Street North Clearwater, FL 33762 | (727) 572-9200 (727) 639-0238 | |
| Joe Harris Hayward Baker Inc. | 5775 Eudora St Broomfield, CO 80022-3810 | (303) 469-1136 | |
| John Harris JDH Contracting, Inc. | 8109 Network Drive Plainfield, Indiana 46168 | 317-839-0520 317-374-1500 | |
| Keith Harris Nicholson Construction Co. | 17535 Darby Lane, Suite 229 Lutz, FL 33558 | (727) 223-5979 | |
| Richard Harris U.S. Dept. of Labor - OSHA | 200 Constitution Avenue, NW, Room N-3700 Washington, DC 20210 | (202) 693-2534 | |
| Ron Harris R.W. Harris, Inc. | 12300 44th Street North Clearwater, FL 33762 | (727) 572-9200 | |
| Thayne Harris Hayward Baker Inc. | 1780 Lemonwood Drive Santa Paula, CA 93060-9510 | (805) 933-1331 | |
| Sara Harrison Hammer & Steel, Inc. | 4469 County Road, 209 South Green Cove Springs, FL 32046 | (904) 284-6800 | |
| Scott Harshman Triad Geotechnical Consultants, P.L.L.C | P. O. Box 4775 Greensboro, NC 27404 | (336) 580-4775 | |
| Leo Hart Geosciences Testing and Research, Inc. | 55 Middlesex Street, Suite 225 North Chelmsford, MA 1863 | (978) 251-9395 | |
| Jason Hartkemeyer Goettle | 12071 Hamilton Avenue Cincinnati, OH 45231 | (513) 825-8100 | |
| Vince Hasen Trinity Products, Inc. | 1969 West Terra Lane O'Fallon, MO 63366 | (800) 456-7473 | |
| Youssef Hashash Ph.D., P.E. University of Illinois | C.E. Dept., Rm 2230C, NCEL, MC-250, 205 North Mathews Avenue Urbana, IL 61801 | (217) 333-6986 | |
| Jason Hatfield HAD Incorporated | 9797 Benner Rd. Rittman, OH 44270 | 330.925.1000 | |
| John Hatfield HAD Incorporated | 9797 Benner Rd. Rittman, OH 44270 | 330.925.1000 |
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