| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Dave Easom Production Co. Inc. | Oil & Gas Operator | May 2000 | |
| 2 | Daybreak Oil And Gas, Inc. | Oil & Gas Operator | May 2026 | |
| 3 | Denbury Onshore, LLC | Spring, TX 77389 | Oil & Gas Operator | Jul 2026 |
| 4 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jul 2026 |
| 5 | Dixie Operating Company | Spring, TX 77379 | Oil & Gas Operator | Dec 2002 |