| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | U.S. Enercorp, LLC | San Antonio, TX 78217 | Oil & Gas Operator | Jul 2004 |
| 2 | U.S. Enercorp, LTD. | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2019 |
| 3 | United Texas Petroleum Inc. | McKinney, TX 75070 | Oil & Gas Operator | Apr 2024 |
| 4 | United World Energy, Inc. | Aurora, CO 80040 | Oil & Gas Operator | Apr 2024 |
| 5 | Urban Oil & Gas Group, LLC | Plano, TX 75074 | Oil & Gas Operator | Apr 2024 |