| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Center Dean Dba Center Operating Co | Oil & Gas Operator | Jul 2003 | |
| 2 | Collins C R And Collins F Dba Collins Brothers Oil | Oil & Gas Operator | Jul 2008 | |
| 3 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 4 | Countrymark Energy Resources, LLC | MT Vernon, IN 47620 | Oil & Gas Operator | Dec 2022 |