| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | R & R Oil & Gas LLC | Mesquite, TX 75150 | Oil & Gas Operator | Jul 2026 |
| 2 | R B Robertson & Son Gas & Oil Co LP | New Bethlehem, PA 16242-0190 | Oil & Gas Operator | Dec 2024 |
| 3 | Range Opr Co | Oil & Gas Operator | Dec 1999 | |
| 4 | Range Resources Appalachia LLC | Canonsburg, PA 15317 | Oil & Gas Operator | Apr 2026 |
| 5 | Redmill Drilling | Kittanning, PA 16201-7123 | Oil & Gas Operator | Apr 2026 |
| 6 | Remnant Group Inc | Pittsburgh, PA 15238-1359 | Oil & Gas Operator | Dec 2013 |
| 7 | RS Gas Co Inc | Sprankle Mills, PA 15776-8312 | Gas Operator | Dec 2025 |