| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | U. D. Man, Inc. | San Antonio, TX 78212 | Oil & Gas Operator | Mar 2025 |
| 2 | Uhc Petroleum Corporation | Rocksprings, TX 78880 | Oil & Gas Operator | Mar 2025 |
| 3 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2025 |
| 4 | United Texas Petroleum Inc. | McKinney, TX 75070 | Oil & Gas Operator | Mar 2025 |
| 5 | Uphill Consulting LLC | Pearland, TX 77584 | Oil & Gas Operator | Mar 2025 |
| 6 | Us. Fuels, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Mar 2025 |