| 8501 | Pitts, Charles Company | Abilene, TX 79604 | Oil & Gas Operator | Dec 1997 |
| 8502 | PK Gath & Oilfield SVCS, Inc. | Cleburne, TX 76031 | Oil & Gas Operator | Jun 2026 |
| 8503 | PK Petroleum LLC | Pampa, TX 79065 | Oil & Gas Operator | Jun 2026 |
| 8504 | PKS Energy Savers Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 1994 |
| 8505 | Place Oil And Gas Co. | Eastland, TX 76448 | Oil & Gas Operator | Jun 2026 |
| 8506 | Placer Oil Co. | Sugar Land, TX 77479 | Oil & Gas Operator | Apr 2008 |
| 8507 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
| 8508 | Placid Operating, LLC | Dallas, TX 75230 | Oil & Gas Operator | Jul 2021 |
| 8509 | Plains Exploration & Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Jul 2013 |
| 8510 | Plains Marketing, LP | Cushing, OK 74023 | Oil Operator | Jan 2012 |
| 8511 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 8512 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 8513 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
| 8514 | Planetierra Three Partnership | Sunray, TX 79086 | Oil & Gas Operator | Jun 2026 |
| 8515 | Plano Petroleum Corporation | McKinney, TX 75070 | Oil & Gas Operator | Dec 2019 |
| 8516 | Plantation Operating Co., Inc. | Holliday, TX 76366 | Oil & Gas Operator | Jun 2026 |
| 8517 | Plantation Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Nov 2011 |
| 8518 | Plateau Energy, LLC | Smyer, TX 79367 | Oil & Gas Operator | Dec 2024 |
| 8519 | Platform Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 8520 | Platinum Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 8521 | Platinum Oil & Gas, L.L.C. | San Juan, TX 78589 | Oil & Gas Operator | Jun 2026 |
| 8522 | Platinum Properties Inc. | Wichita Falls, TX 76301 | Oil Operator | Aug 2003 |
| 8523 | Playa Minerals & Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Nov 2003 |
| 8524 | Plemons Enterprises | Borger, TX 79008 | Oil & Gas Operator | Aug 1998 |
| 8525 | Plo'S Oil & Gas | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Jun 2026 |
| 8526 | Plover Production Company | Fort Worth, TX 76109 | Oil & Gas Operator | Jul 2006 |
| 8527 | PLR Energy, LLC | Houston, TX 77079 | Oil Operator | May 2018 |
| 8528 | Plumb Resources, Inc. | Houston, TX 77096 | Oil & Gas Operator | Jun 1998 |
| 8529 | Plumley, M. C. & Associates | Borger, TX 79008 | Oil & Gas Operator | Jun 2026 |
| 8530 | PM Oil & Gas, Inc. | San Angelo, TX 76903 | Oil Operator | Jun 2026 |
| 8531 | PMB Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Jun 2026 |
| 8532 | Pmi Energy Co. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Aug 2002 |
| 8533 | Pmo | Garland, TX 75040 | Oil & Gas Operator | Feb 2018 |
| 8534 | PMR Energy, LLC | San Antonio, TX 78209 | Oil Operator | Jun 2026 |
| 8535 | PN Resources, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2003 |
| 8536 | PNG Gathering, LLC | Wellington, TX 79095 | Oil & Gas Operator | Dec 2024 |
| 8537 | PNG Operating Company | Oklahoma City, OK 73172 | Oil & Gas Operator | Jun 2026 |
| 8538 | PNG Production, LLC | Wellington, TX 79095 | Oil & Gas Operator | Jun 2026 |
| 8539 | PNP Operating Company LLC | San Antonio, TX 78230 | Oil Operator | Jun 2026 |
| 8540 | Pobres Incorporated | Wichita Falls, TX 76308 | Oil & Gas Operator | Mar 2008 |
| 8541 | Poco LLC | Houston, TX 77270 | Oil & Gas Operator | Jun 2026 |
| 8542 | Poco Oil Co. | Houston, TX 77069 | Oil & Gas Operator | Mar 1997 |
| 8543 | Poff, H. Bryan | Fort Worth, TX 76103 | Oil & Gas Operator | Mar 2008 |
| 8544 | Pogo Panhandle 2004, L.P. | Houston, TX 77002 | Oil & Gas Operator | Oct 2017 |
| 8545 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
| 8546 | Pogo Producing Company LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2026 |
| 8547 | Pogue, Randall R. | Ada, OK 74820 | Oil & Gas Operator | May 2003 |
| 8548 | Point Energy Partners Petro, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2026 |
| 8549 | Polaris Enterprises Inc | Houston, TX 77057 | Oil & Gas Operator | Oct 1998 |
| 8550 | Polaris Operating, LLC | Dallas, TX 75225 | Oil & Gas Operator | Jun 2026 |
| 8551 | Polaris Production Corp. | Midland, TX 79702 | Oil & Gas Operator | Jan 2024 |
| 8552 | Polk Petroleum, Inc. | Abilene, TX 79604 | Oil & Gas Operator | May 2024 |
| 8553 | Pomykal, Verde Oil Co | Brenham, TX 77833 | Oil & Gas Operator | Jun 2026 |
| 8554 | Ponderosa Oil & Gas, LLC | Houston, TX 77008 | Oil & Gas Operator | Jun 2026 |
| 8555 | Ponderosa TX Operating LLC | Stinnett, TX 79083 | Oil & Gas Operator | Jun 2026 |
| 8556 | Ponta E&P LLP | Houston, TX 77057 | Oil & Gas Operator | Jun 2026 |
| 8557 | Pontotoc Oil Corp. | Midland, TX 79702 | Oil & Gas Operator | Feb 1996 |
| 8558 | Pony Creek Operating LLC. | Flower Mound, TX 75028 | Oil Operator | Jun 2026 |
| 8559 | Pony Express Corporate Trust | Aledo, TX 76008 | Oil & Gas Operator | Jun 2026 |
| 8560 | Pony Oil Company | Borger, TX 79008 | Oil & Gas Operator | Jul 2001 |
| 8561 | Pool, Lloyd Operating | Sandia Park, NM 87047 | Gas Operator | Dec 2013 |
| 8562 | Poor Boy Operating Co. | Lubbock, TX 79403 | Oil Operator | Jan 2022 |
| 8563 | Pop Operating Company | Denton, TX 76202 | Oil & Gas Operator | Jun 2026 |
| 8564 | Porosity Oil LLC | Imperial, TX 79743 | Oil Operator | Jun 2026 |
| 8565 | Portal Energy Corporation | Dallas, TX 75201 | Oil & Gas Operator | Mar 1993 |
| 8566 | Portana Properties LLC | McKinney, TX 75072 | Oil Operator | Jun 2026 |
| 8567 | Porter Operating Company, L.L.C. | Pampa, TX 79066 | Oil & Gas Operator | Jun 2026 |
| 8568 | Porter, E. J. | Mingus, TX 76463 | Gas Operator | Jan 2011 |
| 8569 | Porter, James W. | Houston, TX 77240 | Oil & Gas Operator | Oct 1993 |
| 8570 | Porter, James W. Special | Blanco, TX 78606 | Oil & Gas Operator | Jun 2026 |
| 8571 | Portfolio Oil Corporation | Oklahoma City, OK 73119 | Oil & Gas Operator | May 2013 |
| 8572 | Post Oak Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 2013 |
| 8573 | Post Oak Operating, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2026 |
| 8574 | Post, George P. | Oklahoma City, OK 73118 | Oil & Gas Operator | Jun 2026 |
| 8575 | Potato Creek, L.L.C. | Edna, KS 67342 | Oil & Gas Operator | Feb 2026 |
| 8576 | Poteet Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 1994 |
| 8577 | Powco Oil & Gas Co. | Athens, TX 75751 | Oil & Gas Operator | Feb 1995 |
| 8578 | Powder River Resources, LLC | Archer City, TX 76351 | Oil & Gas Operator | Jun 2026 |
| 8579 | Powell & Brown | Denver City, TX 79323 | Oil & Gas Operator | Mar 2008 |
| 8580 | Powell Properties, Inc. | Los Altos, CA 94024 | Oil & Gas Operator | Jun 2026 |
| 8581 | Powell, A. Brandt | Coleman, TX 76834 | Oil & Gas Operator | Mar 1999 |
| 8582 | Powell, A. Brandt Co. | Hawley, TX 79525 | Oil & Gas Operator | Jun 2026 |
| 8583 | Powell, A. D., Oil Corp. | Luling, TX 78648 | Oil & Gas Operator | Aug 1996 |
| 8584 | Powell, Gene Investments, Inc. | Longview, TX 75608 | Oil & Gas Operator | Apr 2024 |
| 8585 | Powell, J.W. | Muenster, TX 76252 | Oil & Gas Operator | Dec 1994 |
| 8586 | Powell, N. P. Estate | Tyler, TX 75702 | Oil & Gas Operator | Aug 1997 |
| 8587 | Powell, N. P. Estate Partnership | Tyler, TX 75702 | Oil & Gas Operator | May 2002 |
| 8588 | Powell-McCarroll Partnership | Sachse, TX 75048 | Oil & Gas Operator | Jun 2026 |
| 8589 | Power Upp Midland 1 LLC | Fort Lauderda, FL 33312 | Oil Operator | Jun 2026 |
| 8590 | Power, Scott | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1997 |
| 8591 | Powerflex Services Inc. | Winters, TX 79567 | Oil & Gas Operator | Jun 2026 |
| 8592 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | Jun 2026 |
| 8593 | Poynor Corporation | Beaumont, TX 77706 | Oil & Gas Operator | Jun 2026 |
| 8594 | Pozo Resources, Inc | Houston, TX 77002 | Oil & Gas Operator | Jun 2026 |
| 8595 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
| 8596 | Prairie Crude, Inc. | Midland, TX 79704 | Oil & Gas Operator | Jan 2005 |
| 8597 | Prairie Energy Company | Fort Worth, TX 76185 | Oil & Gas Operator | Mar 2003 |
| 8598 | Prairie Oil Company | Pampa, TX 79066 | Oil & Gas Operator | Jan 2017 |
| 8599 | Prairie Petroleum, Inc | Plano, TX 75093 | Oil & Gas Operator | May 1999 |
| 8600 | Prairie Production | San Antonio, TX 78228 | Oil & Gas Operator | Jun 2026 |