| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
| 2 | Natural Gas Pipeline Co Of Am LLC | Downers Grove, IL 60515-3708 | Oil & Gas Operator | Mar 2015 |
| 3 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2017 |
| 4 | Nelson Exploration Corporation | Oil & Gas Operator | Jan 2024 | |
| 5 | Nemaha Environmental Services LLC | Enid, OK 73703 | Oil Operator | Feb 2024 |
| 6 | Newpark Drilling Fluids LLC | Clinton, OK 73601-1506 | Oil Operator | Dec 2013 |
| 7 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
| 8 | Noble Energy Production Inc | Houston, TX 77067 | Oil & Gas Operator | Apr 2024 |
| 9 | Northwest Oil Company | Dallas, TX 75204 | Oil & Gas Operator | Jun 2014 |