| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | N Central Casing Pullers, Inc. | Oil & Gas Operator | May 1994 | |
| 2 | Nabors Drilling Company, Inc. | Oil & Gas Operator | Sep 1977 | |
| 3 | Nadel And Gussman Ruston, LLC | Oil & Gas Operator | Dec 2024 | |
| 4 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
| 5 | Nelson Oil & Gas, Inc. | Oil & Gas Operator | Aug 1995 | |
| 6 | New Century Exploration, Inc. | Spring, TX 77379 | Oil & Gas Operator | Oct 2025 |
| 7 | Noram Field Services Corp. | Oil Operator | Apr 1999 | |
| 8 | Northeast Resources | Oil & Gas Operator | Jan 1992 |