| 1 | Pace Exploration LLC | Tulsa, OK 74170-1923 | Oil & Gas Operator | Dec 2023 |
| 2 | Pace Petroleum Company | Dallas, TX 75206 | Oil & Gas Operator | Apr 2024 |
| 3 | Pacific Enterprise Oil Co USA | Los Angeles, CA 90071-2005 | Oil & Gas Operator | Aug 2012 |
| 4 | Paleo, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2024 |
| 5 | Palm Operating LLC | Oklahoma City, OK 73106-5646 | Oil & Gas Operator | Nov 2019 |
| 6 | Paluca Petroleum Inc | Holdenville, OK 74848 | Oil & Gas Operator | Jan 2024 |
| 7 | Paramount Petroleum Corp | Dallas, TX 75374 | Oil Operator | Dec 2000 |
| 8 | Parkinsol Oil Company | Seminole, OK 74868-1648 | Oil & Gas Operator | Oct 2014 |
| 9 | Parsons Engineering Corporation | Tulsa, OK 74137-7505 | Oil & Gas Operator | Oct 2017 |
| 10 | Patco Investments Inc | Seminole, OK 74868 | Oil Operator | Nov 2007 |
| 11 | Patterson Russell B | Wewoka, OK 74884-1262 | Oil & Gas Operator | Feb 2020 |
| 12 | Paul Gillham Oil Company | Maud, OK 74854-0699 | Oil & Gas Operator | Jan 2024 |
| 13 | PBT Enterprises Inc | Garber, OK 73738-0262 | Oil & Gas Operator | May 2023 |
| 14 | PCL Energy LLC | | Oil & Gas Operator | Jan 2024 |
| 15 | Pelican Production Company | New Orleans, LA 70130-2477 | Oil & Gas Operator | Mar 2014 |
| 16 | Pennant Energy LLC | | Oil Operator | Oct 2023 |
| 17 | Pennant Oil & Gas LLC | | Oil & Gas Operator | Dec 2023 |
| 18 | Pennmark Resources Company | Edmond, OK 73013 | Oil & Gas Operator | Dec 2023 |
| 19 | Petro Davis Inc | Oklahoma City, OK 73142-1807 | Oil & Gas Operator | Jan 2013 |
| 20 | Petro Speed Inc | Norman, OK 73069-8116 | Oil & Gas Operator | Mar 2015 |
| 21 | Petro-Management Assoc., Inc. | Edmond, OK 73083-2346 | Oil & Gas Operator | Jun 2007 |
| 22 | Petroleum Inc | Wichita, KS 67202 | Oil & Gas Operator | Oct 2021 |
| 23 | Petroleum Resources Co | Wichita, KS 67206 | Oil & Gas Operator | May 2000 |
| 24 | Pheldon Oil Production Inc | Asher, OK 74826-2629 | Oil & Gas Operator | Dec 2023 |
| 25 | Phoenix Oil & Gas Inc | Seminole, OK 74818-1859 | Oil & Gas Operator | Jan 2024 |
| 26 | Pinnacle Corporation (The) | Tulsa, OK 74137-1437 | Oil & Gas Operator | Nov 2014 |
| 27 | Plains Liquids Transport Inc | Houston, TX 77002 | Oil & Gas Operator | May 1996 |
| 28 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
| 29 | Pogue Randall | Ada, OK 74821-1547 | Oil & Gas Operator | Apr 2014 |
| 30 | Positive Energy LLC | | Oil & Gas Operator | Jan 2024 |
| 31 | Postrock Midcontinent Production LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Dec 2023 |
| 32 | PRDJ Cockrum Enterprises Inc | Okemah, OK 74859-5126 | Oil & Gas Operator | Mar 2022 |
| 33 | Presley Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
| 34 | Presley Petroleum Company | Newport Beach, CA 92658-2200 | Oil & Gas Operator | Oct 1999 |
| 35 | Prime Energy Corp | Charleston, WV 25301-1707-1707 | Oil & Gas Operator | Sep 2015 |
| 36 | Prime Operating Company | Houston, TX 77024 | Oil & Gas Operator | Apr 2024 |
| 37 | Princess Three Operating, LLC | Henderson, TX 75653 | Oil & Gas Operator | Apr 2024 |
| 38 | Pro-Energy Inc | | Oil Operator | Dec 2023 |
| 39 | Producers Oil Company | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 40 | Prospective Investment & Trading | Scottsdale, AZ 85261-4190 | Oil & Gas Operator | Jun 2016 |
| 41 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Jan 2024 |
| 42 | Pryor, VIctor W., Jr. | Holdenville, OK 74848 | Oil & Gas Operator | Apr 2017 |
| 43 | Psa Inc | Chandler, OK 74834-4222 | Oil & Gas Operator | Jan 2024 |
| 44 | Pump It Up LLC | | Oil Operator | Jan 2024 |
| 45 | Pure Oil Co | | Oil & Gas Operator | Dec 1996 |
| 46 | Pybas Robert | Wanette, OK 74878 | Oil Operator | Apr 2014 |
| 47 | Pyro Energy Corp | Kingwood, TX 77339-2102 | Oil & Gas Operator | Mar 1998 |