| 1 | Paloma Operating Co Inc | | Oil & Gas Operator | Dec 2023 |
| 2 | Panhandle Oil & Gas Consultants Inc | Woodward, OK 73802-5011 | Oil & Gas Operator | Jul 2015 |
| 3 | Panther Operating LLC | Pauls Valley, OK 73075-0921 | Oil & Gas Operator | Feb 2024 |
| 4 | Paramore Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Apr 2022 |
| 5 | Paramount Petroleum Corp | Dallas, TX 75374 | Oil Operator | Dec 2000 |
| 6 | Parker & Parsley Dev Co | Midland, TX 79702 | Oil & Gas Operator | Mar 2015 |
| 7 | Parks Tex M Trust | Dallas, TX 75220-3864 | Oil Operator | Aug 2017 |
| 8 | Parrish Jr W F | Ardmore, OK 73401-2941 | Oil & Gas Operator | Jan 2024 |
| 9 | Patina Oil & Gas Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2016 |
| 10 | Patina Oklahoma Corp | Duncan, OK 73533-9523 | Oil & Gas Operator | Nov 2014 |
| 11 | Paul Burton LLC | Ardmore, OK 73401 | Oil & Gas Operator | Feb 2024 |
| 12 | PBT Enterprises Inc | Garber, OK 73738-0262 | Oil & Gas Operator | May 2023 |
| 13 | Pedestal Oil Company Inc | Oklahoma City, OK 73101-1522 | Oil & Gas Operator | May 2019 |
| 14 | Pennant Energy LLC | | Oil Operator | Oct 2023 |
| 15 | Perkins Energy Company | Duncan, OK 73533-3853 | Oil & Gas Operator | Feb 2024 |
| 16 | Perkins Mike | Velma, OK 73091 | Oil & Gas Operator | Jan 2006 |
| 17 | Perkins, Bobby R | | Oil Operator | Mar 2017 |
| 18 | Petro Oilfield Equipment Inc | Drumright, OK 74030-1233 | Oil & Gas Operator | Dec 2010 |
| 19 | Petroleum Properties MGMT. Co. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2014 |
| 20 | Pharoah Bob | Maysville, OK 73057 | Oil & Gas Operator | Jul 1994 |
| 21 | Phillips 66 Company | Bartlesville, OK 74004 | Oil & Gas Operator | Aug 1997 |
| 22 | Phoenix Petrocorp, Inc. | McKinney, TX 75070 | Oil & Gas Operator | Feb 2024 |
| 23 | Phoenix Petroleum Co | | Oil Operator | Nov 2000 |
| 24 | Phoenix Production Inc | Burneyville, OK 73430-2158 | Oil & Gas Operator | Jan 2024 |
| 25 | Pickelsimer Kenny | Wilson, OK 73463-6502 | Oil & Gas Operator | Aug 2014 |
| 26 | Pierce L H | Healdton, OK 73438-9530 | Oil Operator | Jan 1996 |
| 27 | Pierce O M Operations | Duncan, OK 73533 | Oil & Gas Operator | Nov 1998 |
| 28 | Pierce Patsey R The Estate Of | Duncan, OK 73533-4900 | Oil Operator | Mar 2007 |
| 29 | Plains Liquids Transport Inc | Houston, TX 77002 | Oil & Gas Operator | May 1996 |
| 30 | Plains Marketing & Trans Inc | Houston, TX 76002 | Oil & Gas Operator | Oct 1998 |
| 31 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
| 32 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 33 | Pletcher Oil Limited Liability Company | Ardmore, OK 73401 | Oil & Gas Operator | Feb 2024 |
| 34 | Pogue Randall | Ada, OK 74821-1547 | Oil & Gas Operator | Apr 2014 |
| 35 | Positive Energy LLC | | Oil & Gas Operator | Feb 2024 |
| 36 | Potts Exploration LLC | Oklahoma City, OK 73114-7802 | Gas Operator | Jan 2016 |
| 37 | Pound Robert M | Bristow, OK 74010 | Oil & Gas Operator | Sep 2014 |
| 38 | Powell Oil | Healdton, OK 73438-4463 | Oil & Gas Operator | Jan 2024 |
| 39 | Preston Carter Oil Company | Davis, OK 73030-0276 | Oil & Gas Operator | Jan 2024 |
| 40 | Pride Energy Company | Tulsa, OK 74170 | Oil & Gas Operator | Apr 2024 |
| 41 | Primary Natural Resources Inc. | Tulsa, OK 74136-6351 | Oil & Gas Operator | Mar 2023 |
| 42 | Prime Energy Corp | Charleston, WV 25301-1707-1707 | Oil & Gas Operator | Sep 2015 |
| 43 | Producers Oil Company | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 44 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Jan 2024 |
| 45 | Pruitt Operating Company LLC | Ratliff City, OK 73481-5802 | Oil & Gas Operator | Feb 2024 |
| 46 | Psa Inc | Chandler, OK 74834-4222 | Oil & Gas Operator | Feb 2024 |
| 47 | Psec Inc | Tulsa, OK 74102-0871 | Oil & Gas Operator | Dec 2016 |