| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Ha Goal Inc | Indiana, PA 15701-2664 | Oil & Gas Operator | Dec 2018 |
| 2 | Haddad & Brooks Inc | Washington, PA 15301-0776-0776 | Oil & Gas Operator | Dec 2018 |
| 3 | Hanley & Bird Inc | Tulsa, OK 74119 | Oil & Gas Operator | Dec 2011 |
| 4 | Harus Inc | Indiana, PA 15701-9401 | Oil & Gas Operator | Dec 2023 |
| 5 | Henry Patrick K | Chicora, PA 16025-4502 | Oil & Gas Operator | Dec 2023 |
| 6 | Highpointe Oil & Gas LLC | Indiana, PA 15701-8944 | Gas Operator | Dec 2023 |
| 7 | Home Gas & Oil Co Inc | Indiana, PA 15701-1532 | Oil & Gas Operator | Dec 2023 |
| 8 | Howard Drilling Inc | Mount Jewett, PA 16740-0556 | Oil & Gas Operator | Dec 2023 |
| 9 | Huntley & Huntley Inc | Monroeville, PA 15146-2302 | Oil & Gas Operator | Dec 2019 |