Oil & Gas Companies in Ness County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Bankoff Oil Comp | | Oil Operator | Jun 1995 |
| 2 | Bankoff Oil Company | Tulsa, OK 74170 | Oil Operator | Sep 2003 |
| 3 | Barco Energy, Inc. | Great Bend, KS 67530 | Oil Operator | Jun 2001 |
| 4 | Barfield Oil Cor | | Oil Operator | Oct 1995 |
| 5 | Barracuda Operating Company | Ness City, KS 67560 | Oil Operator | Jun 2025 |
| 6 | Bear Petroleum LLC | Haysville, KS 67060 | Oil & Gas Operator | Jun 2025 |
| 7 | Becker Oil Corporation | Ponca City, OK 74602 | Oil & Gas Operator | Jun 2025 |
| 8 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 9 | Beren Corporatio | | Oil & Gas Operator | Dec 1995 |
| 10 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Oct 2025 |
| 11 | Berexco Incorpor | | Oil & Gas Operator | Dec 1996 |
| 12 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Oct 2025 |
| 13 | Big Horn Oil Co., Inc. | Great Bend, KS 67530 | Oil & Gas Operator | May 2013 |
| 14 | Biggy'S Petroleum | | Oil & Gas Operator | May 2025 |
| 15 | Black Diamond Oi | | Oil Operator | Dec 1996 |
| 16 | Black Diamond Oil, Inc. | Hays, KS 67601 | Oil Operator | Apr 2019 |
| 17 | Black Oak Exploration, LLC | Denver, CO 80210 | Oil & Gas Operator | Jun 2025 |
| 18 | Blueridge Petroleum Corporation | Edmond, OK 73003 | Oil & Gas Operator | Jun 2025 |
| 19 | Bowen Oil & Expl | | Oil & Gas Operator | Apr 1993 |
| 20 | Bowie Oil LLC | | Oil Operator | Jun 2025 |
| 21 | BP Exploration I | | Oil & Gas Operator | Oct 1994 |
| 22 | Braden-Deem Inco | | Oil & Gas Operator | Nov 1994 |
| 23 | Brehm Asset Management, LLC | Frisco, TX 75035 | Oil Operator | Mar 2025 |
| 24 | Brito Oil Co., Inc | Wichita, KS 67201 | Oil & Gas Operator | Dec 2009 |
| 25 | Buried Hills Prod. Co., Inc. | Midvale, UT 84047 | Oil Operator | Dec 2006 |
Production numbers shown above are only for Ness County, KS and for the production period listed.