| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | D J Production | Pasadena, TX 77502 | Oil & Gas Operator | Mar 2025 |
| 2 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 2025 |
| 3 | Devon SFS Operating Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
| 4 | Diablo Oil Corp. | Oil & Gas Operator | Apr 1989 | |
| 5 | Donn G. Thompson, Et Al | Oil Operator | Apr 1987 | |
| 6 | Drake Energy Corporation | Gas Operator | Dec 2024 |