| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Natural Gas Pipeline Co Of Am LLC | Downers Grove, IL 60515-3708 | Oil & Gas Operator | Mar 2015 |
| 2 | Nbi Services, Inc. | Tulsa, OK 74159 | Oil & Gas Operator | May 2024 |
| 3 | Nelson Exploration Corporation | Oil & Gas Operator | Jan 2024 | |
| 4 | Nemaha Environmental Services LLC | Enid, OK 73703 | Oil Operator | Feb 2024 |