| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Deeprock Disposal Services, LLC | Oil & Gas Operator | Sep 1991 | |
| 2 | Denbury Onshore, LLC | Plano, TX 75024 | Oil & Gas Operator | Oct 2025 |
| 3 | Denbury Resources Inc. | Plano, TX 75024 | Oil & Gas Operator | Dec 2003 |
| 4 | Diamond Onshore Production, L. L. C. | Oil & Gas Operator | Sep 2005 |