| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Nelson Exploration Corporation | Oil & Gas Operator | Jan 2024 | |
| 2 | Nemaha Environmental Services LLC | Enid, OK 73703 | Oil Operator | Feb 2024 |
| 3 | Nickell Oil Company | Walters, OK 73572-3770 | Oil Operator | Apr 2018 |
| 4 | Northbrook Oil & Gas Co LLC | Norman, OK 73072 | Oil & Gas Operator | Nov 2014 |