| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Anthony DePasquale P.E. Vachris Engineering P.C. | 370 Old Country Rd., Suite 180 Garden City, NY 11530 | (516) 747-5096 | |
| Gina Depperschmidt Superior Foundation Equipment | 7530 - 114th Avenue SE Calgary, AB T2C 4T3 | 403-263-9776 403-818-7663 | |
| Paul Derrico Derrico Enterprises | 4001 Inglewood Ave., 101-634 Redondo Beach, CA 90278 | 3106294257 3106294257 | |
| Jerrod Dersch Ledcor Foundations Ltd. | 7008 Roper Road NW Edmonton, AB T6B 3H2 | (780) 462-4211 | |
| Ty Dewitt DeWitt Construction, Inc. | Box 201, 13023 NE Highway 99, Suite 7 Vancouver, WA 98686 | (360) 576-8755 | |
| Wayne Dewitt DeWitt Construction, Inc. | Box 201, 13023 NE Highway 99, Suite 7 Vancouver, WA 98686 | (360) 576-8755 | |
| Anna Dexter Thorton DYWIDAG Systems International, Inc. | 320 Marmon Drive Bolingbrook, IL 60440 | (630) 972-4035 | |
| Gary Dhaliwal Mainland Shoring & Deep Foundations Ltd | Unit 208 - 12899 80th Avenue Surrey, BC V3W 0E6 | ||
| Gianfranco Di Cicco GDConsulting LLC | P.O. Box 542019 Lake Worth, FL 33463 | (617) 784-2027 (617) 784-2027 | |
| Vinnie Di Fabio PACO Ventures, LLC | P.O. Box 3742, 250 S. Webster Street Seattle, WA 98108 | (206) 762-3550 | |
| Michael Diakun Keller Foundations Ltd. | 254 Main Street North, Unit 1 Acton, ON L7J 1W9 | (905) 878-7959 | |
| Michael Diakun Keller Foundations Ltd. | 5393 Steeles Avenue West Milton, ON L9T 2Y1 | (905) 878-7959 | |
| James Dickinson Berkel & Company Contractors, Inc. | 7300 Marks Lane Austell, GA 30168 | (770) 941-5100 | |
| James Dickinson Berkel & Company Contractors, Inc. | 2431 Linden Lane Silver Spring, MD 20910 | (301) 587-5111 | |
| Anthony DiGioia Jr. , Ph.D., P.E. DiGioia, Gray & Associates, LLC | 570 Beatty Rd. Monroeville, PA 15146 | (412) 372-4500 | |
| Joseph DiGregorio New York State Dept. of Transportation | Geotechnical Engineering Bureau, 50 Wolf Road Albany, NY 12232 | (518) 457-4769 | |
| Joseph DiGregorio P.E. NYSDOT Geotechnical Engineering Bureau | 50 Wolf Road Albany, NY 12232 | (518) 457-4769 | |
| Matt Dillon International Drilling Equipment, Inc. | 645 Angus Street Rural Hall, NC 27045 | (877) 207-6062 | |
| Jerry DiMaggio P.E., D.GE | 162 Henlopon Avenue Rehoboth Beach, DE 19971 | (443) 852-4829, Ext. 800942 (443) 852-4829 | |
| Steve Dimino Schnabel Foundation Company | 610 Sycamore Street, Suite 360 Celebration, FL 34747 | (407) 566-0199 | |
| Molly Dinneen DeWitt Construction, Inc. | Box 201, 13023 NE Highway 99, Suite 7 Vancouver, WA 98686 | (360) 576-8755 | |
| Lisa DiRuscio Powell Foundations | 180 Ram Forest Road Stouffville, ON L4A 2G8 | (519) 824-9632 | |
| Joseph Dittmeier Hammer & Steel, Inc. | 11912 Missouri Bottom Road Hazelwood, MO 63042-2312 | (314) 895-4600 | |
| Tim Dittmeier Hammer & Steel, Inc. | 4469 County Road, 209 South Green Cove Springs, FL 32046 | (904) 284-6800 | |
| Jeff Dodson Schnabel Foundation Company | 315 Hertzog Boulevard King of Prussia, PA 19406-2613 | (610) 277-2950 |
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