Oil & Gas Companies in Armstrong County, PA
| Company Name | Company Location | Company Type | Most Recent Production |
| 201 | Timberline Energy Inc | Franklin, PA 16323-0269 | Oil & Gas Operator | Dec 2025 |
| 202 | Turm Oil Inc | | Oil & Gas Operator | Dec 2025 |
| 203 | TW Phillips Gas Supply Corp | Butler, PA 16001-4904 | Oil & Gas Operator | Dec 2011 |
| 204 | Us Energy Exploration Corp | Rural Valley, PA 16249 | Oil & Gas Operator | May 2026 |
| 205 | Us Gypsum Co | Oakfield, NY 14125-9722 | Gas Operator | Dec 2005 |
| 206 | Vec Energy LLC | Kittanning, PA 16201-5022 | Oil & Gas Operator | Jun 2026 |
| 207 | Vernard L Shumaker | Apollo, PA 15613-0249 | Gas Operator | Dec 2025 |
| 208 | Victory Energy Corp | Indiana, PA 15701-8944 | Oil & Gas Operator | Dec 2021 |
| 209 | Wagner & Wagner | Indiana, PA 15701-1273 | Gas Operator | Dec 2012 |
| 210 | WGM Gas Co Inc | | Oil & Gas Operator | Dec 2025 |
| 211 | WHC Oper LLC | | Gas Operator | Dec 2025 |
| 212 | White Oak Farms Inc | | Gas Operator | Dec 2025 |
| 213 | William McIntire Coal Oil & Gas | | Oil & Gas Operator | May 2022 |
| 214 | Wilmoth Interests, Inc. | Marion Center, PA 15759 | Oil & Gas Operator | May 2026 |
| 215 | Winfall Energy Inc N V | Apollo, PA 15613-0502 | Oil & Gas Operator | Dec 2025 |
| 216 | Wood Drilling LLC | | Gas Operator | Dec 2025 |
| 217 | Wood William C | | Oil & Gas Operator | Dec 2018 |
| 218 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Sep 2026 |
Production numbers shown above are only for Armstrong County, PA and for the production period listed.