Oil & Gas Companies in Martin County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 601 | Wilbanks, Bruce A. Company | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 602 | Wilton Oil Company | Dallas, TX 75206 | Oil & Gas Operator | Apr 1999 |
| 603 | Winchester Operating, Inc. | Bryan, TX 77808 | Oil & Gas Operator | Aug 2001 |
| 604 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 605 | Wineland Oil - LLC | Hays, KS 67601 | Oil Operator | May 2025 |
| 606 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2025 |
| 607 | Wynn-Crosby Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
| 608 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
| 609 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Dec 2025 |
| 610 | Yates Oil & Gas Company | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 611 | Zachry Oil And Gas Properties | Midland, TX 79708 | Oil & Gas Operator | Dec 2025 |
| 612 | Zarvona Energy LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
Production numbers shown above are only for Martin County, TX and for the production period listed.