| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Ha Goal Inc | Indiana, PA 15701-2664 | Oil & Gas Operator | Dec 2018 |
| 2 | Hanley & Bird Inc | Tulsa, OK 74119 | Oil & Gas Operator | Dec 2011 |
| 3 | Harus Inc | Indiana, PA 15701-9401 | Oil & Gas Operator | Dec 2025 |
| 4 | Highpointe Oil & Gas LLC | Indiana, PA 15701-8944 | Gas Operator | Dec 2025 |
| 5 | Hoffman George A | Oil & Gas Operator | Dec 2022 | |
| 6 | Hollobaugh Paul A | Gas Operator | Dec 2025 | |
| 7 | Howard Drilling Inc | Mount Jewett, PA 16740-0556 | Oil & Gas Operator | Dec 2025 |