| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Partners Oil Company | Tulsa, OK 74135 | Oil & Gas Operator | Aug 1995 |
| 2 | Penroc Oil Corp. | Hobbs, NM 88241 | Oil & Gas Operator | Feb 2026 |
| 3 | Petrodome Operating, LLC | Houston, TX 77265 | Oil & Gas Operator | May 2025 |
| 4 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 5 | Prime Operating Company | Midland, TX 79705 | Oil & Gas Operator | Apr 2026 |
| 6 | Pyramid Exploration | Houston, TX 77241 | Oil & Gas Operator | Sep 1995 |