| 1 | Nadel And Gussman Heyco, LLC | Roswell, NM 88202 | Oil & Gas Operator | Dec 2014 |
| 2 | Nadel And Gussman Permian,L.L.C. | Tulsa, OK 74103 | Oil & Gas Operator | Mar 2025 |
| 3 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Mar 2025 |
| 4 | Nearburg Producing Company | Dallas, TX 75380 | Oil & Gas Operator | Mar 2025 |
| 5 | New Horizon Resources LLC | Houston, TX 77057 | Oil & Gas Operator | Mar 2025 |
| 6 | New Tex Oil Co | Hobbs, NM 88240 | Oil & Gas Operator | May 2016 |
| 7 | Newfield Exploration Mid-Continent Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2011 |
| 8 | Nitro Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Mar 2025 |
| 9 | NMR Energy LLC | Houston, TX 77063 | Oil & Gas Operator | Mar 2025 |
| 10 | Noble Operating, LLC | Flower Mound, TX 75028 | Oil & Gas Operator | Sep 2013 |
| 11 | Nordstrand Engineering Inc | Houston, TX 77019 | Oil & Gas Operator | Mar 2025 |
| 12 | North Fork Operating LP | Mustang, OK 73064 | Oil & Gas Operator | Mar 2025 |
| 13 | North Lea Energy Co., LLC | Crossroads, NM 88114 | Oil & Gas Operator | Nov 2024 |
| 14 | Northern Pacific Oil And Gas Incorporated | Houston, TX 77024 | Oil & Gas Operator | Dec 2022 |
| 15 | Northland Operating Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2003 |
| 16 | Northport Production Company | Oklahoma City, OK 73113 | Oil & Gas Operator | Dec 2024 |
| 17 | Northstar Operating Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2024 |
| 18 | Novy Oil & Gas, Inc. | Goddard, KS 67052 | Oil & Gas Operator | Dec 2024 |