| 1 | P & M Petroleum Management | Denver, CO BAD ADDR | Oil & Gas Operator | Apr 2010 |
| 2 | P-R-O Management, Inc. | Dallas, TX 75240 | Oil & Gas Operator | May 2024 |
| 3 | Pantera Energy Company | Amarillo, TX 79101 | Oil & Gas Operator | May 2024 |
| 4 | Parawon Operating LLC | Mobile, AL 36602 | Oil Operator | Oct 2011 |
| 5 | Patina San Juan Incorporated | Farmington, NM 87402 | Oil & Gas Operator | Dec 2007 |
| 6 | Pendragon Energy Partners Inc | Midland, TX 79701 | Oil & Gas Operator | Nov 2009 |
| 7 | Peoples Energy Production-Texas, L.P. | Houston, TX 77010 | Oil & Gas Operator | Oct 2007 |
| 8 | Petro Energy Inc | Farmington, NM 87499 | Oil & Gas Operator | Jan 2024 |
| 9 | Petro Mex, LLC | Farmington, NM 87499 | Oil & Gas Operator | Feb 2024 |
| 10 | Petrocorp Incorporated | Tulsa, OK 74170 | Oil & Gas Operator | Nov 2021 |
| 11 | Phillips Petroleum Co NW | Farmington, NM 87401 | Oil & Gas Operator | Dec 2002 |
| 12 | Phoenix Hydrocarbons Operating Corp | Midland, TX 79705 | Oil & Gas Operator | Oct 2022 |
| 13 | Pineland Operating Company, LLC | Dallas, TX 75231 | Oil & Gas Operator | Feb 2024 |
| 14 | Pioneer Natural Resources USA Inc | Irving, TX 75039 | Oil & Gas Operator | Jan 2024 |
| 15 | Playa Minerals & Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Nov 2003 |
| 16 | PNL Operating, LLC | Casper, WY 82602 | Gas Operator | Dec 2022 |
| 17 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
| 18 | Pogo Producing Company LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2024 |
| 19 | Priority Energy LLC | Summerland, CA 93067 | Oil & Gas Operator | Apr 2016 |
| 20 | Pro NM Energy Inc | Santa Fe, NM 87508 | Oil & Gas Operator | Oct 2015 |
| 21 | Producing Royalties Inc | Lubbock, TX BADADDR | Gas Operator | Aug 2004 |
| 22 | Pure Resources, L.P. | Midland, TX 79701 | Oil & Gas Operator | Mar 2006 |
| 23 | PXP Gulf Coast LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2004 |