| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Natural Gas Compression Corp | Cleveland, OK 74020-0065 | Oil & Gas Operator | Nov 2023 |
| 2 | Nelson Exploration Corporation | Oil & Gas Operator | Jan 2024 | |
| 3 | Nemaha Environmental Services LLC | Enid, OK 73703 | Oil Operator | Feb 2024 |
| 4 | NM&O Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
| 5 | Nowata Gas Company | Tulsa, OK 74136 | Oil & Gas Operator | Sep 1997 |