| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | S & T SVC & Supply Inc | Pleasantville, PA 16341-2817 | Oil & Gas Operator | Dec 2020 |
| 2 | Seneca Resources Co LLC | Cranberry Township, PA 16066 | Oil & Gas Operator | Feb 2024 |
| 3 | Stiglitz Raymond J | Franklin, PA 16323-7760 | Oil & Gas Operator | Dec 2013 |
| 4 | Stonehaven Energy MGT Co LLC | Marienville, PA 16239-1034 | Oil & Gas Operator | Dec 2019 |
| 5 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 6 | Sylvan Energy, LLC | Pittsburgh, PA 15211 | Oil & Gas Operator | Apr 2024 |