| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Viking Resources Corp | Deerfield, OH 44411-0160 | Oil & Gas Operator | Dec 2007 |
| 2 | Viking Resources LLC | Uniontown, OH 44685 | Oil & Gas Operator | Dec 2017 |
| 3 | Vista Opr Inc | Pittsburgh, PA 15241-1633 | Oil & Gas Operator | Dec 2023 |
| 4 | Vista Resources Inc | Pittsburgh, PA 15241-1633 | Oil & Gas Operator | Dec 2015 |