| 21501 | Panther Operating LLC | Pauls Valley, OK 73075 | Oil & Gas Operator | Aug 2024 |
| 21502 | Paoco-Walker | | Gas Operator | Sep 2011 |
| 21503 | Paoli Investors LTD | | Oil & Gas Operator | Aug 1985 |
| 21504 | Pap Oil Company Inc | Cement, OK 73017-0240 | Oil & Gas Operator | Nov 1998 |
| 21505 | Papal Enterprises Inc | Oklahoma City, OK 73154-1555 | Oil & Gas Operator | Apr 2015 |
| 21506 | Papco, Inc. | Warren, PA 16365 | Oil & Gas Operator | Nov 2024 |
| 21507 | Pape Oilfield Service Inc | | Oil & Gas Operator | Jul 2018 |
| 21508 | Papesch Robert J | Waterford, PA 16441-4607 | Gas Operator | Dec 2023 |
| 21509 | Papineau Drilling, Inc | Albany, KY 42602 | Oil Operator | Dec 2014 |
| 21510 | Pappe Court Jr | Kingfisher, OK 73750-0688 | Oil & Gas Operator | Nov 2001 |
| 21511 | Par Development | Midland, TX 79711 | Oil & Gas Operator | Nov 2024 |
| 21512 | Par Exploration Co | | Oil & Gas Operator | Oct 1986 |
| 21513 | Par Minerals Corporation | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2024 |
| 21514 | Par Oil Company Inc | Denver, CO 80201 | Oil & Gas Operator | Jun 2003 |
| 21515 | Par Oil Corporation | | Oil & Gas Operator | Sep 1990 |
| 21516 | Par Oil Corporation, Et Al | | Oil & Gas Operator | Dec 1984 |
| 21517 | Par Pacific Holdings Inc | | Oil & Gas Operator | Apr 2015 |
| 21518 | Par Petroleum In | | Oil & Gas Operator | Jun 1993 |
| 21519 | Par Petroleum, Inc. | Liberal, KS 67901 | Gas Operator | Dec 2009 |
| 21520 | Par Producing Company | Snyder, TX 79550 | Oil & Gas Operator | Jun 2017 |
| 21521 | Par, Inc. | Oklahoma City, OK 73111 | Oil Operator | May 2016 |
| 21522 | Par-Co Drilling Inc. | | Oil Operator | Sep 2024 |
| 21523 | Par-Naylor | | Oil Operator | Mar 1985 |
| 21524 | Para Pro Corporation | Sedona, AZ 86336-5745 | Oil & Gas Operator | Jan 2005 |
| 21525 | Parabellum Energy Oper Co, LLC | Houston, TX 77056 | Oil Operator | Dec 2017 |
| 21526 | Paradigm Energy LLC | Lenexa, KS 66227 | Oil & Gas Operator | Jul 2024 |
| 21527 | Paradigm Energy-Mississippi, LLC | | Oil Operator | Sep 2024 |
| 21528 | Paradigm Exploration Company | Dallas, TX 75214 | Oil Operator | Sep 2020 |
| 21529 | Paradigm Exploration, L.P. | La Grange, TX 78945 | Oil Operator | Sep 2008 |
| 21530 | Paradigm Petroleum Corporation | Abilene, TX 79605 | Oil & Gas Operator | Nov 2024 |
| 21531 | Paradigm Twenty LLC | Stillwater, OK 74074-1745 | Oil & Gas Operator | Aug 2024 |
| 21532 | Paradis Investments, L.L.C. | Bellaire, TX 77401 | Oil Operator | Jun 2020 |
| 21533 | Paradise Creek Oil & Gas | Plainville, KS 67663 | Oil Operator | Jun 2024 |
| 21534 | Paradox Petroleum Company | Amarillo, TX 79114-7587 | Oil & Gas Operator | Dec 1998 |
| 21535 | Paradox Upstream, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2024 |
| 21536 | Paragon Corporation | Abilene, TX 79604 | Oil & Gas Operator | Nov 2024 |
| 21537 | Paragon Energy, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Nov 2024 |
| 21538 | Paragon Industries Inc | Sapulpa, OK 74066-6987 | Oil Operator | Sep 2024 |
| 21539 | Paragon Oil & Gas, LLC | Aledo, TX 76008 | Oil & Gas Operator | Nov 2024 |
| 21540 | Paragon Oil Co | | Oil & Gas Operator | Oct 1991 |
| 21541 | Paragon Production Company | Edmond, OK 73013-5051 | Oil & Gas Operator | Feb 2021 |
| 21542 | Paragon Resources, Inc | | Oil & Gas Operator | Nov 1991 |
| 21543 | Paragon Trading Co., LLC | | Oil Operator | Dec 2009 |
| 21544 | Parallel Energy LP | Tulsa, OK 74136 | Oil & Gas Operator | Dec 2015 |
| 21545 | Parallel Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Jan 2010 |
| 21546 | Parallel Petroleum LLC | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 21547 | Paramore Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Apr 2022 |
| 21548 | Paramount Enterprises Inc | Hays, KS 67601 | Oil Operator | Aug 2000 |
| 21549 | Paramount Petroleum Corp | Dallas, TX 75374 | Oil Operator | Dec 2000 |
| 21550 | Paramount Producing, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 1996 |
| 21551 | Parapetroleum | Kerrville, TX 78028 | Oil & Gas Operator | Feb 1997 |
| 21552 | Parawax Corp | Oklahoma City, OK 73129 | Oil Operator | Oct 1997 |
| 21553 | Parawon Operating LLC | Mobile, AL 36602 | Oil Operator | Oct 2011 |
| 21554 | Pardee Production Co. | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2021 |
| 21555 | Pardue Energy Inc. | Dallas, TX 75230 | Oil & Gas Operator | Dec 2015 |
| 21556 | Pardue Oil | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 21557 | Pardue Oil, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2024 |
| 21558 | Pardue, William M., III | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 1996 |
| 21559 | Pardus Oil & Gas Operating, LP | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2022 |
| 21560 | Parex Production Inc | | Gas Operator | Jan 1995 |
| 21561 | Parham Edith | Beggs, OK 74421-2436 | Oil Operator | Aug 2023 |
| 21562 | Paris Valley Petroleum | | Oil Operator | Dec 2004 |
| 21563 | Parish Operating LLC | | Oil Operator | Aug 2024 |
| 21564 | Parish Petroleum Company | Tulsa, OK 74135-4305 | Oil & Gas Operator | Jul 2024 |
| 21565 | Parish, John R. | Andrews, TX 79714 | Oil & Gas Operator | Nov 2024 |
| 21566 | Park & Park Oil Co. | Allen, TX 75002 | Oil & Gas Operator | Nov 2024 |
| 21567 | Park Avenue Exploration Corp | Oklahoma City, OK 73102-5604 | Oil & Gas Operator | Sep 2011 |
| 21568 | Park Avenue Resources, Inc. | San Antonio, TX 78212 | Oil Operator | Nov 2024 |
| 21569 | Park Exploration Inc | | Oil & Gas Operator | Nov 2012 |
| 21570 | Park Kenneth Y | Skiatook, OK 74070-6060 | Oil & Gas Operator | Sep 2024 |
| 21571 | Park Oil Properties LLC | Plano, TX 75025 | Oil Operator | Oct 2019 |
| 21572 | Park Robert E | | Oil Operator | May 1983 |
| 21573 | Park William M | Sperry, OK 74073 | Oil & Gas Operator | Sep 2024 |
| 21574 | Parker & Parker Oil & Gas Inc | Los Lunas, NM 87031 | Oil & Gas Operator | Jul 2017 |
| 21575 | Parker & Parsley | | Oil & Gas Operator | Dec 1996 |
| 21576 | Parker & Parsley Acq. Group LLC | Midland, TX 79702 | Oil & Gas Operator | Aug 2002 |
| 21577 | Parker & Parsley Dev Co | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
| 21578 | Parker & Parsley Dev LP | Irving, TX 75039-3745 | Oil & Gas Operator | Mar 2015 |
| 21579 | Parker & Parsley Development Co. | Midland, TX 79702 | Oil & Gas Operator | May 1995 |
| 21580 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
| 21581 | Parker & Parsley Devpt L P | | Oil & Gas Operator | Oct 1997 |
| 21582 | Parker & Parsley Operating LLC | Midland, TX 79702 | Oil & Gas Operator | Nov 2000 |
| 21583 | Parker & Parsley Petroleum Co. | | Oil & Gas Operator | Dec 1990 |
| 21584 | Parker & Parsley Producing LP | Midland, TX 79702 | Oil & Gas Operator | Oct 1997 |
| 21585 | Parker & Parsley, Wpi Agent | Midland, TX 79701 | Oil & Gas Operator | Oct 1997 |
| 21586 | Parker Energy Company | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2024 |
| 21587 | Parker Energy Tech Inc | Salt Lake City, UT 84171 | Oil Operator | Nov 2013 |
| 21588 | Parker Enterprises, Inc. | | Oil & Gas Operator | Jun 1999 |
| 21589 | Parker Gas Company | | Oil & Gas Operator | Aug 2020 |
| 21590 | Parker Hannifin Corporation | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2023 |
| 21591 | Parker James A | Sand Springs, OK 74063 | Oil & Gas Operator | Sep 2024 |
| 21592 | Parker Joe | Talala, OK 74080-3556 | Oil & Gas Operator | Dec 2012 |
| 21593 | Parker Oil Company | Abilene, TX 79601 | Oil & Gas Operator | Feb 2024 |
| 21594 | Parker Operating Co., Inc. | Aledo, TX 76008 | Oil & Gas Operator | Sep 2000 |
| 21595 | Parker Shirley M | Tulsa, OK 74136 | Oil Operator | Jun 2013 |
| 21596 | Parker Trucking And Assoc. | Independence, MO 64052 | Oil Operator | Aug 1996 |
| 21597 | Parkinsol Oil Company | Seminole, OK 74868-1648 | Oil & Gas Operator | Oct 2014 |
| 21598 | Parklan Oil | | Oil Operator | Dec 2016 |
| 21599 | Parko Oil | Los Lunas, NM 87031 | Oil & Gas Operator | Jul 2017 |
| 21600 | Parks Bill M | Seminole, OK 74818-1648 | Oil & Gas Operator | Apr 2014 |