| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Daniel Cho Champion Equipment Company | 8140 East Rosecrans Avenue Paramount, CA 90723 | (562) 634-8180 | |
| Campbell Chow Thurber Engineering, Ltd. | 4127 Roper Road Edmonton, AB T6B 3S5 | (780) 438-1460, Ext. 5119 | |
| Michael Chow GZA GeoEnvironmental of New York | 104 West 29th Street New York, NY 10001 | 212-594-8140 718-869-3798 | |
| Barry Christopher Ph.D., P.E. Christopher, Barry R., Ph.D., P.E. | 210 Boxelder Lane Roswell, GA 30076-3509 | (770) 641-8696 | |
| Jonathan Ciampi GeoDesign, Inc. | 14704 NW Orchardale Road Forest Grove, OR 97116 | 971-867-0912 | |
| Jeff Ciullo Aldridge | 844 East Rockland Road Libertyville, IL 60048 | (847) 680-5200 | |
| Jim Claeys Michels Corporation | 1266 Orchard Rd. Montgomery, IL 60538 | (920) 583-3132 | |
| Doug Clark P.E. Peterson Contractors, Inc. | 104 Blackhawk Reinbeck, IA 50669 | (319) 345-2713 | |
| Ken Clark HC Matcon, Inc. | 4-122 Earl Thompson Road Ayr, ON N0B 1E0 | (519) 623-6454 | |
| Mike Clark International Construction Equipment, Inc. | 2020 Bantree Street Ottawa, ON K1B 5A4 | (613) 737-3963 | |
| Mike Clark International Construction Equipment, Inc. | 8101 Occidental Avenue South Seattle, WA 98108-4210 | (704) 821-8200 | |
| Samuel Clemence Syracuse Univ., Dept. of Civil & Envir. | Department of Civil and Environmental Engineering, 151 J Link Hall Syracuse, NY 13244-1190 | (315) 443-2554 | |
| Marcos Clo CZM Foundation Equipment | 145 East Industrial Blvd. Pembroke, GA 31321 | (912) 200-7661 (912) 401-3557 | |
| Mike Coakley HCM Contractors Inc. | 9777 Enterprise Way S.E. Calgary, AB T3S 0A1 | (403) 248-4884 | |
| Valerie Cobb Bay Shore Systems, Inc. | 14206 N Ohio St. Rathdrum, ID 83858 | 208-712-6436 909-767-2330 | |
| Gregory Cockman Traffic Control Devices, Inc. | 242 N. Westmonte Drive Altamonte Springs, FL 32714 | (407) 869-5300 | |
| Richard Coffman University of Arkansas | 4190 Bell Engineering Center Fayetteville, AR 72701 | (479) 575-2933 | |
| Coy Coggins Coggins and Sons, Inc. | 9512 Titan Park Circle Littleton, CO 80125-9300 | (303) 791-9911 | |
| Larry Coggins Coggins and Sons, Inc. | 9512 Titan Park Circle Littleton, CO 80125-9300 | (303) 791-9911 | |
| Ryan Coggins P.E. A.H. Beck Foundation Company, Inc. | 12751 South Freeway Houston, TX 77047 | 210-629-8650 210-629-8650 | |
| Adam Cohen Anora Foundations Pty. Ltd. | P.O. Box 3282 Darra, QLD 4076 | (61) 7 32797966 | |
| Blaine Colbert Valard Construction LP – Foundations Division | 1511 Sparrow Drive Nisku, AB T9E 8H9 | (780) 955-9509 | |
| Christian Coleman Earthline Foundations and Shoring Ltd. | 160 Admiral Boulevard Mississauga, ON L5T 2N6 | ||
| Dan Collins American Piledriving Equipment, Inc. | 7032 South 196th Street Kent, WA 98032 | (253) 872-0141 | |
| Patrick Collins Link-Belt Construction Equipment Company | PO Box 13600, 2651 Palumbo Drive Lexington, KY 40583-3600 | (859) 263-5200 |
|