| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Davis-Goodman Oil Company | Oil & Gas Operator | Jun 1980 | |
| 2 | Denovo Oil & Gas, Inc. | Houston, TX 77210 | Oil & Gas Operator | May 1995 |
| 3 | Desco Oil Company | Houston, TX 77056 | Oil & Gas Operator | Feb 2017 |
| 4 | Dew Oil And Gas Co.,Inc. | Oil & Gas Operator | Dec 1989 | |
| 5 | Dome De Sel LLC | Oil & Gas Operator | Dec 2023 |