| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | General American Oil Co Of TX | Oil & Gas Operator | Jun 1983 | |
| 2 | Getty Reserve Oil, Inc. | White Plains, NY 10650 | Oil & Gas Operator | Mar 2005 |
| 3 | Grace Petroleum Corp. | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1997 |
| 4 | Great Southern Oil &Gas Co Inc | Oil & Gas Operator | Dec 2004 | |
| 5 | Gyb-Britlind Oil, LLC | Oil & Gas Operator | Jun 2016 |