| 1 | Nadel And Gussman Permian,L.L.C. | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2025 |
| 2 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 3 | Newton Corp.,The | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 4 | Nichols,Edwin S Explorations Inc | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 5 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Oct 2025 |
| 6 | Nordstrand Engineering Inc | Houston, TX 77019 | Oil & Gas Operator | Oct 2025 |
| 7 | North American Drilling Corp | Plano, TX 75093 | Oil & Gas Operator | Oct 2025 |
| 8 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
| 9 | North Central Casing Pullers,Inc | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 10 | North Central Oil Corp | Houston, TX 77252 | Oil & Gas Operator | Dec 2005 |
| 11 | North Operating Company | Canton, TX 75103 | Oil & Gas Operator | Oct 2025 |
| 12 | Northland Operating Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2003 |
| 13 | Northstar Operating Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2024 |