| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | McKenzie & Assoc. | Gas Operator | Dec 1990 | |
| 2 | Mobil Oil Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 2007 |
| 3 | Mobil Oil Exploration & Production North America Inc. | Oil & Gas Operator | Dec 1996 |