| Name Organization | Address City, State Zip | Phone Mobile Phone | |
|---|---|---|---|
| Duane Phares Case Pacific Company | 6850 National Drive Livermore, CA 94550-8816 | (925) 449-2590 | |
| 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 Jeffrey Machine, Inc. | 3841 Industrial Drive Birmingham, AL 35217 | (205) 841-8600 (205) 705-0713 | |
| 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 | |
| Andreas Pikowski Eurodrill GmbH | Industriestrasse 5 Drolshagen, 57489 | (49) 2763 -212 28-0 | |
| 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 | |
| George Piscsalko Pile Dynamics, Inc. | 30725 Aurora Road Cleveland, OH 44139 | 1 (216) 831-6131 | |
| 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. | 2472 470th St, Suite B Laurens, IA 50554 | ||
| 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 | |
| Joseph Posillico III Posillico Drilling | 1750 New Highway Farmingdale, NY 11356 | (718) 353-9616 | |
| Ray Post | 817 West Main Street, P.O. Box 128 Brownsville, WI 53006-0128 | (920) 583-3132 | |
| 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 | |
| Terje Preber South Dakota School of Mines and Technology | Dept. of Civil Environmental Engr., 501 East St Joseph Street Rapid City, SD 57701 | (605) 394-1955 |
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