| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Gale Peterson Peterson Contractors, Inc. | 104 Blackhawk Reinbeck, IA 50669 | (319) 345-2713 | |
| Heather Petty Sparta Crane & Construction | 4322A Charter Oaks Drive Temple, TX 76502 | 254-613-5646 | |
| Derrick Peyton Malcolm Drilling Company, Inc. | 6220 McLeod Dr. Las Vegas, NV 89120 | (702) 331-5666 | |
| Duane Phares Case Pacific Company | 6850 National Drive Livermore, CA 94550-8816 | (925) 449-2590 | |
| Brandon Phetteplace GRL Engineers, Inc. | 1420A Stonehollow Dr. Kingwood, TX 77339 | (281) 706-8202 | |
| Aaron Phifer Wylie Drilling | 413 Welch Drive Farmersville, TX 75442 | (972) 784-6667 | |
| Stanley Phifer Wylie Drilling | 413 Welch Drive Farmersville, TX 75442 | (972) 784-6667 | |
| Tracy Phifer Drillers' Choice, Inc. | 1849 Candy Lane, Suite B Marietta, GA 30008 | (770) 420-7051 205-615-0230 | |
| Doug Picker Hammer & Steel, Inc. | 1999 Sawmill Road Dayton, TX 77535 | (936) 257-8790 | |
| Jaime Picorelli BAUER Foundation Corp. | 13203 Byrd Legg Drive Odessa, FL 33556 | 727.531.2577 | |
| Charles Pierce University of South Carolina | 300 Main Street, Department of Civil and Environmental Engineering Columbia, SC 29208 | (803) 777-3614 | |
| Jason Pieton Terra Engineering & Construction Corporation | 2409 Vondron Road Madison, WI 53718-6735 | (608) 221-3501 | |
| David Pinyot Clearwater Construction, Geotechnical Division | 1040 Perry Highway Bedford, PA 15522 | 724-305-4312 724-316-2249 | |
| Ken Pippin Blackhawk Foundation Co., Inc. | P.O. Box 29 Geneseo, IL 61254-0029 | (309) 944-4641 | |
| Marc Plotkin ECS Southeast, LLP | 1812 Center Park Drive, Suite D Charlotte, NC 28217 | (704) 525-5152 (704) 451-9794 | |
| Allen Poe | 14100 S. Harrison St. Posen, ILLINOIS 60469 | 7083894499 | |
| Mary Pohlman Drillers' Choice, Inc. | 1847 Candy Lane, Suite B Marietta, GA 30008 | ||
| Roger Pool Texas Shafts, Inc. | P.O. Box 79218 Fort Worth, TX 76179 | (817) 439-2000 | |
| Michael Porco Terraprobe Inc. | 11 Indell Lane Brampton, ON L6T 3Y3 | (905) 796-2650, Ext. 139 | |
| Fred Porter Long Foundation Drilling Co. | 291 Fleming Road, P.O. Box 170314 Tarrant, AL 35217-0314 | (205) 841-1014 | |
| Fred Potthast Earth Systems Pacific | 4378 Old Santa Fe Road San Luis Obispo, CA 93401-8116 | (805) 544-3276 | |
| Ben Powell Powell Contracting Ltd. | 180 Ram Forest Road Gormley, ON L0H 1G0 | (905) 727-2518 | |
| Bill Powell Jr. Powell Contracting Ltd. | 180 Ram Forest Road Gormley, ON L0H 1G0 | (905) 727-2518 | |
| Matt Powell Powell Contracting Ltd. | 180 Ram Forest Road Gormley, ON L0H 1G0 | (905) 727-2518 | |
| Shamsher Prakash Prakash, Shamsher | 1707 Jackson Circle, (Anand Kutir ) Rolla, MO 65401-2634 | (573) 364-5572 |
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