| 1 | Pace Oil And Gas Company | Austin, TX 78715 | Oil & Gas Operator | Mar 2025 |
| 2 | Pace Production Co. | San Angelo, TX 76902 | Oil & Gas Operator | Mar 2025 |
| 3 | Pace West Production LC | San Angelo, TX 76904 | Oil & Gas Operator | Sep 1995 |
| 4 | Paleo Oil Company LLC | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Mar 2025 |
| 5 | Paloma Operating, LLC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Mar 2025 |
| 6 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
| 7 | Parker & Parsley Producing LP | Midland, TX 79702 | Oil & Gas Operator | Oct 1997 |
| 8 | Payne, B.R. Oil & Gas, Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Feb 2006 |
| 9 | Pearl, Bill H. Productions, Inc. | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Mar 2025 |
| 10 | Pedeco, Inc. | Casper, WY 82601 | Oil & Gas Operator | Mar 2008 |
| 11 | Pennzenergy Exp. & Prod., L.L.C. | Houston, TX 77210 | Oil & Gas Operator | Mar 2000 |
| 12 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 |
| 13 | Petroleum Management, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Mar 2025 |
| 14 | Pintex Operating Inc. | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Feb 2005 |
| 15 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
| 16 | Platinum Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
| 17 | Pool Operating Corporation | Lago VIsta, TX 78645 | Oil & Gas Operator | Oct 2016 |
| 18 | Premier Minerals, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Mar 2025 |
| 19 | Prevail Energy, Inc | Corpus Chrsti, TX 78469 | Oil & Gas Operator | Mar 2025 |
| 20 | Primrose Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2007 |
| 21 | Pullin Lease Service, Inc. | Taft, TX 78390 | Oil & Gas Operator | Mar 2025 |