| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Santerra Oil & Gas, Inc. | Seagoville, TX 75159 | Oil & Gas Operator | Oct 2025 |
| 2 | Scheriger Production | Graham, TX 76450 | Oil & Gas Operator | Jun 2006 |
| 3 | Schlachter, David A. | Dallas, TX 75225 | Oil & Gas Operator | Apr 2015 |
| 4 | Sotol Energy, Inc. | Magnolia, TX 77354 | Oil & Gas Operator | Apr 2025 |
| 5 | Spindletop Drilling Co. | Dallas, TX 75230 | Oil & Gas Operator | Oct 2025 |