| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R & R Oil & Gas LLC | Big Spring, TX 79720 | Oil & Gas Operator | Dec 2023 |
| 2 | Range Opr Co | Yatesboro, PA 16263-0235 | Oil & Gas Operator | Dec 1999 |
| 3 | Range Resources Appalachia LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Feb 2024 |
| 4 | Red Oak Energy LLC | Clarksburg, PA 15725-8824 | Oil & Gas Operator | Dec 2023 |
| 5 | Redmill Drilling | Kittanning, PA 16201-7123 | Oil & Gas Operator | Feb 2024 |
| 6 | Remnant Group Inc | Pittsburgh, PA 15238-1359 | Oil & Gas Operator | Dec 2013 |
| 7 | Richards Drilling Co | Venango, PA 16440-1123 | Oil & Gas Operator | Dec 2015 |
| 8 | Ruffner Clair L III | Marion Center, PA 15759-7818 | Gas Operator | Dec 2023 |