| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Saga Petroleum Limited Liability Co Of Co | Oil & Gas Operator | Jun 2018 | |
| 2 | Sand Hills Society | Gas Operator | Oct 2009 | |
| 3 | Schmid Properties Inc | Hico, TX 76457 | Oil & Gas Operator | Oct 2025 |
| 4 | Schneider Energy Services Inc | Oil & Gas Operator | Jul 2025 | |
| 5 | Smith Energy Corp | Oil & Gas Operator | Jan 2024 | |
| 6 | Smith Energy LLC | Oil & Gas Operator | Jul 2025 | |
| 7 | Sovereign Energy LLC | Oil & Gas Operator | Sep 2011 | |
| 8 | St Croix Operating Inc | Oil Operator | Jul 2025 | |
| 9 | Standley* Robert K Dba Otis Energy | Oil Operator | Jan 2023 | |
| 10 | Stelbar Oil Corporation, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jun 2025 |