Oil & Gas Companies in Washington County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | B-T Oil Field Supply, Inc. | Caldwell, TX 77836 | Oil & Gas Operator | Jul 2002 |
| 2 | B.W.O.C., Inc. | Plano, TX 75026 | Oil & Gas Operator | Oct 2025 |
| 3 | Baker, Brent Oil & Gas, Inc. | Oklahoma City, OK 73149 | Oil & Gas Operator | Oct 2025 |
| 4 | Bataa Oil Inc | Arvada, CO 80005 | Oil & Gas Operator | Aug 2025 |
| 5 | BBX Operating, L.L.C. | Austin, TX 78738 | Oil & Gas Operator | Oct 2025 |
| 6 | Benson Mineral Group Inc | Denver, CO 80202 | Oil & Gas Operator | Apr 2022 |
| 7 | Bexco Operating, Inc. | College Sta, TX 77845 | Oil & Gas Operator | Oct 2025 |
| 8 | Blackbrush O & G, LLC | San Antonio, TX 78259 | Oil & Gas Operator | Oct 2025 |
| 9 | Brenham Drilling Co. | Flatonia, TX 78941 | Oil & Gas Operator | Oct 2025 |
| 10 | Brittany Drilling Co. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2000 |
| 11 | Browning Oil Company, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 12 | Buckeye Energy Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 2018 |
| 13 | Bush, Mark A. Oil And Gas Inc. | Houston, TX 77057 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Washington County, TX and for the production period listed.