| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Union Exploration Partners, LTD. | Oil & Gas Operator | Aug 1990 | |
| 2 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 3 | Unit Manager, Citronelle Unit | Oil & Gas Operator | Sep 2001 |