| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Jul 2025 |
| 2 | September Corp | Titusville, PA 16354-6833 | Oil & Gas Operator | Dec 2024 |
| 3 | Sergeant Gas Co Inc | Wilcox, PA 15870-1810 | Oil & Gas Operator | Dec 2024 |
| 4 | Sliverville Oil Co LLC | Bradford, PA 16701-2770 | Oil & Gas Operator | Dec 2024 |
| 5 | Snyder Bros Inc | Kittanning, PA 16201 | Oil & Gas Operator | Jul 2025 |
| 6 | Somerset Oil & Gas Company | Portland, TX 78374 | Oil & Gas Operator | Dec 2006 |
| 7 | Susquehanna Energies Inc | Punxsutawney, PA 15767-4004 | Oil & Gas Operator | Dec 2024 |
| 8 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |