Oil & Gas Companies in Warren County, PA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | D & L Energy Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2016 |
| 2 | D & S Energy Corp | Tiona, PA 16352-0102 | Oil & Gas Operator | Dec 2018 |
| 3 | D R & D Co | Warren, PA 16365-2302 | Oil Operator | Dec 2025 |
| 4 | Dallas Energy LLC | Bradford, PA 16701 | Oil & Gas Operator | Dec 2025 |
| 5 | Daniel P Hornburg | Clarendon, PA 16313-2324 | Oil & Gas Operator | Dec 2025 |
| 6 | David E & Edna P Keller | Sugar Grove, PA 16350-5930 | Oil & Gas Operator | Dec 2009 |
| 7 | Davidson Roger D | Clarendon, PA 16313-4532 | Oil & Gas Operator | Dec 2025 |
| 8 | Diversified Oil & Gas LLC | Jackson Center, PA 16133 | Oil & Gas Operator | Dec 2025 |
| 9 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Feb 2026 |
| 10 | Douglas Oil & Gas Inc | Canonsburg, PA 15317 | Gas Operator | Dec 2003 |
| 11 | Douglas Oil & Gas LP | State College, PA 16803 | Oil & Gas Operator | Dec 2007 |
| 12 | Duhring Resource Co | Sheffield, PA 16347-2642 | Oil & Gas Operator | Dec 2012 |
Production numbers shown above are only for Warren County, PA and for the production period listed.