Oil & Gas Companies in Stark County, ND
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | C12 Energy: North Dakota LLC | | Oil Operator | Apr 2017 |
| 2 | Cardinal Petroleum Co. | | Oil & Gas Operator | May 2004 |
| 3 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Oct 2025 |
| 4 | Charger Resources, LLC | Hurst, TX 76054 | Oil & Gas Operator | Aug 2015 |
| 5 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Jun 2025 |
| 6 | Cline Production Company | Billings, MT 59104 | Oil & Gas Operator | Jul 2025 |
| 7 | Columbus Energy Corp. | Tulsa, OK 74103 | Oil & Gas Operator | Mar 2008 |
| 8 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 9 | ConocoPhillips Company | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 10 | Continental Resources, Inc. | Oklahoma City, OK 73126 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Stark County, ND and for the production period listed.