| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Pangborn Tom Dba Pangborn Exploration | Oil & Gas Operator | Jan 1993 | |
| 2 | Peninsular Oil & Gas Co | Ada, MI 49301 | Oil & Gas Operator | Dec 2001 |
| 3 | Preston Oil Co | Woodlands, TX 77380 | Oil & Gas Operator | Dec 2009 |