| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | T. A. Atkinson Opr. | Gas Operator | Dec 1997 | |
| 2 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Jul 2025 |
| 3 | The Nahabedian Exploration Group LLC | Oil & Gas Operator | Jul 2025 | |
| 4 | TJ Ballantyne Living Trust | Oil & Gas Operator | Dec 2019 | |
| 5 | Towne Exploration Company LP | Oil & Gas Operator | Aug 2025 | |
| 6 | Tri-Valley Oil & Gas Co. | Oil & Gas Operator | Jul 2025 | |
| 7 | Trio Petroleum LLC | Oil & Gas Operator | Jul 2025 | |
| 8 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |