| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Nana Oil & Gas Inc. | Oil & Gas Operator | Jan 2018 | |
| 2 | Natural Gas Corp. Of Calif. | Oil & Gas Operator | Dec 1987 | |
| 3 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Nov 2025 |
| 4 | North Valley Gaswell Services | Gas Operator | Aug 2025 | |
| 5 | Northern Michigan Expl Co | Oil & Gas Operator | Jul 1990 | |
| 6 | Northstar Resources Inc. | Gas Operator | Aug 2025 |