| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Dallas Petroleum Group, LLC | Dallas, TX 75379 | Oil & Gas Operator | Dec 2025 |
| 2 | Deguello Operating LLC | College Sta, TX 77840 | Oil & Gas Operator | Dec 2025 |
| 3 | Dewbre Petroleum Corporation | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Dec 2025 |
| 4 | Discorbis Oil Company | San Antonio, TX 78217 | Oil & Gas Operator | Jul 2019 |
| 5 | Dynamic Production, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Dec 2025 |