| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | F P I Antrim One Inc | Gas Operator | Nov 1991 | |
| 2 | Federated Oil And Gas Properties Inc | Oil & Gas Operator | Jul 2025 | |
| 3 | Fruehauf Antrim LP | Gas Operator | Jan 2005 | |
| 4 | Fruehauf H R Jr | Gas Operator | Jan 2004 | |
| 5 | Fruehauf Janet A Dba Top O Michigan Resources | Gas Operator | Jan 2004 |