| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Tampke Service Co. | Devine, TX 78016 | Oil Operator | Apr 2026 |
| 2 | Tanos Production, Inc. | Houston, TX 77077 | Oil & Gas Operator | Aug 2003 |
| 3 | Texas Secondary Oil Corporation | Devine, TX 78016 | Oil & Gas Operator | Apr 2026 |
| 4 | Three J Energy, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Apr 2026 |