| 1 | Paladin Petroleum III, L.L.C. | Austin, TX 78746 | Oil & Gas Operator | Oct 2025 |
| 2 | Payne, B.R. Oil & Gas, Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Feb 2006 |
| 3 | Pearl, Bill H. Productions, Inc. | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Oct 2025 |
| 4 | Penn VIrginia Oil & Gas Corp | Houston, TX 77024 | Oil & Gas Operator | Dec 2023 |
| 5 | Pickens Company, Inc., The | Dallas, TX 75225 | Oil & Gas Operator | Jan 2025 |
| 6 | Pintex Operating Inc. | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Feb 2005 |
| 7 | Pmo | Garland, TX 75040 | Oil & Gas Operator | Feb 2018 |
| 8 | Price Drilling & Exploration Co. | Benavides, TX 78341 | Oil & Gas Operator | Jul 2013 |
| 9 | Progas Operating, Inc | Red Rock, TX 78662 | Oil & Gas Operator | Oct 2025 |
| 10 | Property Development Group, Inc. | San Antonio, TX 78212 | Oil & Gas Operator | Oct 2025 |