| 23501 | Proteus Petroleum, Inc. | | Oil & Gas Operator | Nov 1983 |
| 23502 | Protho Energy Service LLC | | Oil & Gas Operator | Apr 2025 |
| 23503 | Proton Energy, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Jun 2005 |
| 23504 | Prough A J | Gotebo, OK 73041 | Oil Operator | Apr 2014 |
| 23505 | Provecho Partners | Hays, KS 67601 | Oil Operator | Apr 2005 |
| 23506 | Proven Fuel Exploration, Inc. | | Oil & Gas Operator | Mar 2022 |
| 23507 | Proven Natural Resources LLC | Rockwall, TX 75032 | Oil & Gas Operator | Jun 2025 |
| 23508 | Proven Oil Production | | Oil Operator | Mar 2002 |
| 23509 | Proven Petroleum, Inc. | Lakewood, CO 80228 | Oil & Gas Operator | Apr 2025 |
| 23510 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Apr 2025 |
| 23511 | Providence Energ | | Oil & Gas Operator | Jul 1988 |
| 23512 | Providence Energy Corporation | Broken Arrow, OK 74013-3783 | Oil & Gas Operator | Feb 1994 |
| 23513 | Providence Energy Servs Inc.-Kelton Op Corp | Andrews, TX 79714 | Oil & Gas Operator | Apr 2025 |
| 23514 | Providence Exploration & Production Inc | Fort Smith, AR 72913-5171 | Gas Operator | Dec 2012 |
| 23515 | Providence Oil & Gas Corp | Tulsa, OK 74135-5463 | Oil & Gas Operator | May 2005 |
| 23516 | Providence Oil Prod. | Freer, TX 78357 | Oil & Gas Operator | Jun 2025 |
| 23517 | Providence Operating LLC Dba Poco Operating | | Oil & Gas Operator | Mar 2025 |
| 23518 | Provident Energy Of Montana, LLC | Cut Bank, MT 59427 | Oil Operator | Feb 2025 |
| 23519 | Provident Oil & Gas Co | Akron, OH 44313 | Oil & Gas Operator | Dec 1989 |
| 23520 | Provident Oil & Gas Corp | Akron, OH 44333 | Oil & Gas Operator | Dec 1991 |
| 23521 | Provident Resources LTD | | Oil & Gas Operator | Dec 1986 |
| 23522 | Provine, B.R. | Wichita, KS 67226 | Oil Operator | Apr 2010 |
| 23523 | Prudent Resources LLC | Houston, TX 77042 | Oil & Gas Operator | Jun 2025 |
| 23524 | Prudential Oil & Gas, Inc. | | Oil & Gas Operator | Jul 1987 |
| 23525 | Prudential Petroleum Co., LTD. | | Oil & Gas Operator | Dec 1990 |
| 23526 | Pruet & Hughes | | Oil & Gas Operator | Jul 1977 |
| 23527 | Pruet & Hughes Co. | | Oil & Gas Operator | Jan 1978 |
| 23528 | Pruet & Hughes Operating Co. | | Oil & Gas Operator | May 1981 |
| 23529 | Pruet Production Co. | Jackson, MS 39201 | Oil & Gas Operator | Mar 2025 |
| 23530 | Pruet Production Co. & Moon & Hines | | Oil & Gas Operator | Jun 2013 |
| 23531 | Pruet Production Co.-Midroc Oper. Co. & Watkins, H. Vaughan,Jr. | | Oil & Gas Operator | Sep 1994 |
| 23532 | Pruett, Cecil | Borger, TX 79008 | Oil & Gas Operator | Aug 2003 |
| 23533 | Pruitt Engineering & Petro. Co. | Kerrville, TX 78028 | Oil & Gas Operator | Jul 2007 |
| 23534 | Pruitt Oil & Gas | Decatur, TX 76234 | Oil & Gas Operator | Feb 2018 |
| 23535 | Pruitt Operating Company LLC | Ratliff City, OK 73481-5802 | Oil & Gas Operator | Apr 2025 |
| 23536 | Pruitt, Cecil, Jr. | Chantilly, VA 22021-2105 | Oil & Gas Operator | Dec 2014 |
| 23537 | Prusack, James | Grantsville, WV 26147-0180 | Oil & Gas Operator | Dec 2021 |
| 23538 | Pryme Energy, LLC | | Oil & Gas Operator | Feb 2015 |
| 23539 | Pryor Oil Compan | | Oil & Gas Operator | Nov 1994 |
| 23540 | Pryor Petroleum Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Jun 2025 |
| 23541 | Pryor, Curtis | Lubbock, TX 79424 | Oil & Gas Operator | Dec 1998 |
| 23542 | Pryor, VIctor W., Jr. | Holdenville, OK 74848 | Oil & Gas Operator | Apr 2017 |
| 23543 | PS126 Investments LLC | | Oil & Gas Operator | Mar 2025 |
| 23544 | Psa Inc | Chandler, OK 74834-4222 | Oil & Gas Operator | Mar 2025 |
| 23545 | Psa Producers | Hobbs, NM 88241 | Oil & Gas Operator | Jun 1995 |
| 23546 | PSC Industrial Outsourcing, LP | | Oil Operator | Dec 2024 |
| 23547 | Psec Inc | Tulsa, OK 74102-0871 | Oil & Gas Operator | Dec 2016 |
| 23548 | Psi Production, Inc. | Tyler, TX 75702 | Gas Operator | Jan 1994 |
| 23549 | PSM Oil Production LLC | | Oil Operator | Jan 2025 |
| 23550 | PSP Operating, Inc. | Lubbock, TX 79413 | Oil & Gas Operator | Jun 1999 |
| 23551 | PT II LTD | | Oil & Gas Operator | Oct 2004 |
| 23552 | PT Oil LLC | Osage City, KS 66523 | Oil & Gas Operator | Feb 2025 |
| 23553 | PT Petroleum, LLC | Argyle, TX 76226 | Oil & Gas Operator | Oct 2019 |
| 23554 | Ptarmigan Inc | Leavenworth, KS 66048 | Oil Operator | Nov 2009 |
| 23555 | PTT Premier Trading And Tran LLC | Perkins, OK 74059 | Gas Operator | Jun 2025 |
| 23556 | Pubco Petroleum Corp | Albuquerque, NM 87104 | Oil & Gas Operator | Dec 1981 |
| 23557 | Publishers Petroleum | Dallas, TX 75219 | Oil & Gas Operator | Aug 2003 |
| 23558 | Puckett Oil, LLC | Irvine, KY 40336 | Oil Operator | Dec 2023 |
| 23559 | Puckett-Warren Oil Co | | Oil & Gas Operator | Dec 2007 |
| 23560 | Pueblo Oil & Gas Inc. | | Gas Operator | Dec 2003 |
| 23561 | Pueblo Petroleum Inc | Roswell, NM 88202 | Oil & Gas Operator | Feb 1997 |
| 23562 | Pulis Thomas A Or Kathryn A Dba Pulis Production | Ratliff City, OK 73481 | Oil & Gas Operator | Mar 2025 |
| 23563 | Pullco Services LLC | Jefferson, TX 75657 | Oil Operator | Jun 2025 |
| 23564 | Pullen Oil & Gas | Richardson, TX 75080 | Oil & Gas Operator | Dec 1997 |
| 23565 | Pullers Oil Company LLC | Blackwell, OK 74631-9512 | Oil & Gas Operator | Apr 2025 |
| 23566 | Pulliam Dennis L | Mannford, OK 74044-9733 | Oil & Gas Operator | Nov 2001 |
| 23567 | Pulliam IVan Henry | Coweta, OK 74429 | Oil & Gas Operator | Dec 2017 |
| 23568 | Pulliam Ken D | Bristow, OK 74010-8648 | Oil & Gas Operator | Feb 2012 |
| 23569 | Pulliam Melvin | Mannford, OK 74044 | Oil & Gas Operator | Jul 2019 |
| 23570 | Pullin Lease Service, Inc. | Taft, TX 78390 | Oil & Gas Operator | Jun 2025 |
| 23571 | Puls Operating Company | Boerne, TX 78006 | Oil & Gas Operator | Jun 2025 |
| 23572 | Puls, W. L. | Houston, TX 77084 | Oil & Gas Operator | Sep 2002 |
| 23573 | Puma Energy Inc | Kerrville, TX 78028-9300 | Gas Operator | Dec 1999 |
| 23574 | Puma Petroleum Corporation | Tulsa, OK 74152-0129 | Oil Operator | Feb 2004 |
| 23575 | Puma Petroleum I | | Oil & Gas Operator | Dec 1988 |
| 23576 | Puma, Inc. | | Oil & Gas Operator | Oct 2000 |
| 23577 | Pump It Up LLC | Owasso, OK 74055-0723 | Oil Operator | Jun 2024 |
| 23578 | Pump-N-Production, LLC | Poth, TX 78147 | Oil Operator | Jun 2025 |
| 23579 | Pumpco Services | Gainesville, TX 76240 | Oil & Gas Operator | Mar 2008 |
| 23580 | Pumpelly, Raphael SR | Pac Palisades, CA 90272 | Oil & Gas Operator | Feb 1991 |
| 23581 | Pumping Services Inc | Seminole, OK 74868-2421 | Oil & Gas Operator | Feb 2023 |
| 23582 | Pumpjak Oil Company, LLC | Weatherford, TX 76088 | Oil & Gas Operator | Jun 2018 |
| 23583 | Pup Oil Company | | Oil Operator | Dec 1996 |
| 23584 | Purdy, Sean P. & Deanna M. | Cassadaga, NY 14718 | Gas Operator | Dec 2023 |
| 23585 | Pure Energy Operating, Inc. | Plano, TX 75024 | Oil & Gas Operator | Jul 2012 |
| 23586 | Pure Energy Prod | | Oil Operator | Sep 1992 |
| 23587 | Pure Energy Systems Inc | Olive Branch, MS 38654-9041 | Gas Operator | Feb 2025 |
| 23588 | Pure Oil Co | | Oil & Gas Operator | Dec 1996 |
| 23589 | Pure Petroleum LLC | Gillette, WY 82717 | Oil & Gas Operator | Aug 2011 |
| 23590 | Pure Resources, L.P. | Midland, TX 79701 | Oil & Gas Operator | Mar 2006 |
| 23591 | Purewest Resources Inc | Pinedale, WY 82941 | Oil & Gas Operator | Mar 2025 |
| 23592 | Purex Energy LLC | Fort Worth, TX 76101 | Oil & Gas Operator | Oct 2015 |
| 23593 | Purkeypile, Doyle | Eureka, KS 67045 | Oil Operator | Oct 1995 |
| 23594 | Purple Top Oil & Gas Co. | Seymour, TX 76380 | Oil & Gas Operator | Jan 2017 |
| 23595 | Pursley Gas Company | Pampa, TX 79066 | Gas Operator | Jun 2025 |
| 23596 | Pursley, John | Jacksboro, TX 76458 | Oil & Gas Operator | Jun 2025 |
| 23597 | Pursue Energy Corp | | Gas Operator | Sep 2016 |
| 23598 | Pursuit Oil & Gas STX, LLC | Houston, TX 77024 | Oil & Gas Operator | Jun 2025 |
| 23599 | Pursuit Oil & Gas, LLC | Houston, TX 77024 | Gas Operator | Sep 2019 |
| 23600 | Purvis Oil Corp | Midland, TX 79702 | Oil & Gas Operator | Jul 1994 |