| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Idc Energy Corp | Warren, PA 16365-0792 | Oil & Gas Operator | Dec 2021 |
| 2 | Igas Corp | Gas Operator | Dec 2000 | |
| 3 | Il Geer & Sons Partnership | Clarendon, PA 16313-4107 | Oil & Gas Operator | Dec 2013 |
| 4 | Imod Oil Prod LLC | Oil & Gas Operator | Dec 2009 | |
| 5 | Indian Hill Gas Co Inc | Oil & Gas Operator | Dec 2025 | |
| 6 | Inflection Energy (Pa) LLC | Montoursville, PA 17754-9702 | Gas Operator | Mar 2025 |
| 7 | Inr Opr LLC | Gas Operator | Jun 2026 | |
| 8 | Integrity Funding Sys Inc | Gas Operator | Dec 2007 | |
| 9 | Interstate Gas MKT Inc | Indiana, PA 15701 | Oil & Gas Operator | Dec 2018 |
| 10 | Iron City Wells LLC | Saxonburg, PA 16056-8802 | Gas Operator | May 2026 |
| 11 | Iron Pennsylvania Land LLC | Gas Operator | Dec 2025 | |
| 12 | Isaacs Scott J Jr | Butler, PA 16002-0059 | Gas Operator | May 2026 |
| 13 | Iseman William R | Gas Operator | Dec 2025 |