| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Denise Campbell Pennsylvania Drilling Company (dba PENNDRILL Manufacturing) | 281 Route 30 Imperial, PA 15126 | (724) 695-2400 | |
| Sean Campbell Foundation Specialties, Inc. | 881 Hatcher Rd Bethel Heights, AR 72764-8465 | (479) 387-6016 | |
| Kyle Camper P.E. Hayward Baker Inc. | 1780 Lemonwood Drive Santa Paula, CA 93060-9510 | (805) 933-1331 | |
| David Caprio P.E. Geotechnical Consultants, Inc. | 720 Greencrest Drive Westerville, OH 43081-4902 | (614) 895-1400 | |
| Ernie Carbone Men of Steel Rebar Fabricators LLC Caisson Division | 555 State Road, Suite 101 Bensalem, PA 19020 | 609-871-2000 | |
| Gregg Carey Bay Shore Systems, Inc. | 19 Windham Way Englishtown, NJ 7726 | 732-810-3952 | |
| Roxanne Carmody Pinnacle Drilling Products, LP | 7560 – 48 Street SE Calgary, AB T2C 4J6 | (403) 236-3393 403-660-1107 | |
| Robert Carnevale KULCHIN - Foundation Drilling Company | PO Box 99667 Lakewood, WA 98496 | (253) 888-4284 | |
| Joe Carobine International Construction Equipment, Inc. | 259 Jernee Mill Road Sayreville, NJ 08872-1767 | (704) 821-8200 | |
| Don Carosello Pittsburgh Pipe Co. | 2331 Hampton Ave. Saint Louis, MO - Missouri 63147 | 314-383-5600, Ext. 285 314-556-5276 | |
| Gary Carpenter | 2481 Kilkare Rd. Sunol, CA 94586 | (925) 862-2978 | |
| Terry Carpenter Wylaco Supply Company | 315 Vallejo Street Denver, CO 80223-1013 | (303) 778-8201 | |
| Glen Carte Foundation Specialties, Inc. | P.O. Box 505 Lowell, AR 73745-0505 | (479) 263-2963 | |
| Jim Casavant American Piledriving Equipment, Inc. | Southeast Regional Office, 1345 Industrial Park Road Mulberry, FL 33860 | (863) 324-0378 | |
| Donald Cassier SEECO Consultants, Inc. | 7350 Duvan Drive Tinley Park, IL 60477-3713 | (708) 429-1666 | |
| Jorge Castaneda PLI Systems, Inc. | 3045 S. E. 61st Court Hillsboro, OR 97123 | (503) 649-8111 | |
| Raymond Castelli P.E. WSP USA | One Penn Plaza, Floor 2 New York, NY 10119 | (212) 465-5212 | |
| Linda Castillo Hennessy International, Inc. | 1623 Mission Drive, Unit 14 Solvang, CA 93463 | (805) 693-8880 | |
| Joe Cavey Hayward Baker Inc. | 1875 Mayfield Road Odenton, MD 21113-1199 | (410) 551-1980 | |
| David Cefali Cefali & Associates, Inc. | 4344 Laurel Canyon Blvd., #3 Studio City, CA 91604-1772 | (818) 752-1812, Ext. 301 | |
| Tim Cellar Drillers' Choice, Inc. | 1847 Candy Lane, Suite B Marietta, GA 30008 | (401) 694-1283 | |
| Amy Cerato Ph.D., P.E. University of Oklahoma | 202 West Boyd St Room 334 Norman, OK 73019 | (405) 325-5625 | |
| Ken Chadwick Moretrench | 100 Stickle Avenue Rockaway, NJ 7866 | (973) 627-2100 (973) 224-4117 | |
| Scott Chambers Malcolm Drilling Company, Inc. | 791 South Gladiola Salt Lake City, UT 84104 | (801) 972-1126 | |
| Chuck Chamley GEOKON, Inc. | 48 Spencer Street Lebanon, NH 3766 | (603) 448-1562 |
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