| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | United Petroleum & Gas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 2 | Uptex Operating Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2011 |
| 3 | Uptex Operating, L.P. | Dallas, TX 75201 | Oil & Gas Operator | May 2010 |