| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | D. J. Hatfield | Oil & Gas Operator | Dec 1994 | |
| 2 | Dcor, L.L.C. | Dallas, TX 75225 | Oil & Gas Operator | Apr 2025 |
| 3 | Deuel Pet. Co. Inc. | Oil & Gas Operator | Dec 2005 | |
| 4 | Deuel Petroleum Calif. Inc. | Oil & Gas Operator | Dec 2001 | |
| 5 | Deuel Petroleum Company Inc. | Oil & Gas Operator | Dec 1999 |