Oil & Gas Companies in Reagan County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Wadi Petroleum Inc | Houston, TX 77014 | Oil & Gas Operator | May 2018 |
| 2 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | Oct 2025 |
| 3 | Warrior Exploration LLC | Sapulpa, OK 74067-1912 | Oil & Gas Operator | Jun 2025 |
| 4 | Watusi Energy LLC | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 5 | Way, Ralph L., Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 6 | Westar Energy, Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 2008 |
| 7 | Westland Oil Development Corp. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 8 | Westport Oil & Gas Company LP | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2007 |
| 9 | WGR, Inc. | Houston, TX 77046 | Gas Operator | Jul 2007 |
| 10 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 11 | Wild Cat Operating Company | Victoria, TX 77903 | Oil & Gas Operator | Mar 2008 |
| 12 | Williams Oil Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 13 | Wind River Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Oct 2025 |
| 14 | WTG Exploration | Midland, TX 79705 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Reagan County, TX and for the production period listed.