| 1 | P & W Well Service Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 2 | P. R. L. Oil Company | Albany, TX 76430 | Oil & Gas Operator | Apr 2008 |
| 3 | P.B. Blue Dot Properties | Wexford, PA 15090 | Oil & Gas Operator | Oct 2025 |
| 4 | P.I.D. Drilling Inc | Clyde, TX 79510 | Oil & Gas Operator | Oct 2025 |
| 5 | Pace Petroleum Company | Dallas, TX 75206 | Oil & Gas Operator | Oct 2025 |
| 6 | Pan Petroleum Corp. | Abilene, TX 79608 | Oil & Gas Operator | Mar 2008 |
| 7 | Panamerican Operating Inc | Dallas, TX 75219 | Oil & Gas Operator | Oct 2025 |
| 8 | Par Producing Company | Snyder, TX 79550 | Oil & Gas Operator | Jun 2017 |
| 9 | Paragon Corporation | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 10 | Parallel Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Jan 2010 |
| 11 | Pardue Oil | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 12 | Pardue Oil, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2025 |
| 13 | Parker Oil Company | Abilene, TX 79601 | Oil & Gas Operator | Feb 2024 |
| 14 | Parmer, I. A. | Abilene, TX 79606 | Oil & Gas Operator | Oct 1993 |
| 15 | Paschal Petroleum, Inc. | Dallas, TX 75380 | Oil & Gas Operator | Apr 1994 |
| 16 | Patterson Petroleum LLC | Snyder, TX 79550 | Oil & Gas Operator | Oct 2007 |
| 17 | Patterson Petroleum LP | Snyder, TX 79550 | Oil & Gas Operator | Mar 2008 |
| 18 | Patterson Petroleum, Inc. | Snyder, TX 79550 | Oil & Gas Operator | Feb 2000 |
| 19 | Patton Exploration, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 20 | Patton, E. N. Oil Company, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 21 | Payne Petroleum | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 22 | Perimeter Resource Company | Midland, TX 79702 | Oil & Gas Operator | Oct 2025 |
| 23 | Permian Legend LLC | San Marcos, TX 78666 | Oil Operator | Oct 2025 |
| 24 | Perry Producing Company, Inc. | Ackerly, TX 79713 | Oil & Gas Operator | Oct 2025 |
| 25 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2025 |
| 26 | Petro-Beth Oil & Gas, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2006 |
| 27 | Petro-Hunt, L.L.C. | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 28 | Petrocorp Acquisition Company | Tulsa, OK 74121 | Oil & Gas Operator | Dec 2002 |
| 29 | Petrocorp Incorporated,A TX.Corp | Tulsa, OK 74170 | Oil & Gas Operator | Apr 2005 |
| 30 | Petroleum Land Company | Abilene, TX 79606 | Oil & Gas Operator | May 2000 |
| 31 | Petrosource Energy Corporation | Fort Worth, TX 76112 | Oil & Gas Operator | Oct 2025 |
| 32 | Petrotex, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Aug 2003 |
| 33 | PG&E Resources Company | Houston, TX 77042 | Oil & Gas Operator | May 1995 |
| 34 | Pgi Operating, LLC | Sweetwater, TX 79556 | Oil Operator | Oct 2025 |
| 35 | Pickens Company, Inc., The | Dallas, TX 75225 | Oil & Gas Operator | Jan 2025 |
| 36 | Pinon Petroleum, Inc. | San Angelo, TX 76903 | Oil & Gas Operator | Apr 2004 |
| 37 | Pioneer Exploration Company | Houston, TX 77090 | Oil & Gas Operator | Jul 2025 |
| 38 | Pioneer Exploration, LLC | Houston, TX 77090 | Oil & Gas Operator | Aug 2025 |
| 39 | Pioneer Exploration, LTD. | Houston, TX 77090 | Oil & Gas Operator | Sep 2008 |
| 40 | Pittencrieff America, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Feb 2003 |
| 41 | Plantation Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Nov 2011 |
| 42 | Polk Petroleum, Inc. | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
| 43 | Pony Express Corporate Trust | Aledo, TX 76008 | Oil & Gas Operator | Oct 2025 |
| 44 | Powell Properties, Inc. | Los Altos, CA 94024 | Oil & Gas Operator | Oct 2025 |
| 45 | Power, Scott | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1997 |
| 46 | Prairie Petroleum, Inc | Plano, TX 75093 | Oil & Gas Operator | May 1999 |
| 47 | Prensorus Energy, LLC | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 48 | Prentice Petroleum, Inc. | Abilene, TX 79605 | Oil & Gas Operator | Sep 1994 |
| 49 | Price, W. H. | Granbury, TX 76048 | Oil & Gas Operator | Jun 2024 |
| 50 | Privateer Energy LLC | Warren, NJ 07059 | Oil Operator | Oct 2025 |
| 51 | Proco Operating Co., Inc. | Graford, TX 76449 | Oil & Gas Operator | Oct 2025 |
| 52 | Production Management Associates | Plano, TX 75075 | Oil & Gas Operator | Oct 2025 |
| 53 | Production Operators Of TX, LLC | Abilene, TX 79605 | Oil & Gas Operator | Oct 2025 |
| 54 | Pryor Petroleum Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 2025 |
| 55 | Putnam Oil Production | Abilene, TX 79603 | Oil & Gas Operator | Jun 2002 |
| 56 | PV Oil Services, LLC | Abilene, TX 79601 | Oil & Gas Operator | Oct 2025 |