| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Harmony Oil & Gas Co Inc | Reno, NV 89509 | Oil Operator | Dec 1994 |
| 2 | Howard Drilling Inc | Mount Jewett, PA 16740-0556 | Oil & Gas Operator | Dec 2023 |
| 3 | Hunt Marcellus Opr Co LLC | Wilcox, PA 15870 | Oil & Gas Operator | Jan 2019 |