Oil & Gas Companies in Graham County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | B J Oil Company | Corsicana, TX 75109 | Oil & Gas Operator | Dec 2025 |
| 2 | Bach Oil Production | | Oil Operator | Jun 2025 |
| 3 | Baird Oil Company LLC | Logan, KS 67646 | Oil Operator | Jun 2025 |
| 4 | Barracuda Operating Company | Ness City, KS 67560 | Oil Operator | Jun 2025 |
| 5 | Basgall Oil LLC | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 6 | Beacon Explorati | | Oil Operator | Apr 1987 |
| 7 | Benchmark Oil & | | Oil Operator | Dec 1996 |
| 8 | Benchmark Oil & Gas Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2016 |
| 9 | Beren Corporatio | | Oil & Gas Operator | Dec 1995 |
| 10 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Dec 2025 |
| 11 | Berexco Incorpor | | Oil & Gas Operator | Dec 1996 |
| 12 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Dec 2025 |
| 13 | Bitter Spar LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
| 14 | Black Diamond Oil, Inc. | Hays, KS 67601 | Oil Operator | Apr 2019 |
| 15 | Black Petroleum | | Oil Operator | Sep 1989 |
| 16 | Black Petroleum Company | Wichita, KS 67277 | Oil Operator | Jan 2004 |
| 17 | Blake Exploration, LLC | Bogue, KS 67625 | Oil Operator | Jun 2025 |
| 18 | Blueridge Petroleum Corporation | Edmond, OK 73003 | Oil & Gas Operator | Jun 2025 |
| 19 | Bowles, Jack | Edmond, OK 73083 | Oil Operator | Apr 2020 |
| 20 | Bowman Oil Compa | | Oil Operator | Feb 1994 |
| 21 | Bowman Oil Company, A General Partnership | Codell, KS 67663 | Oil Operator | Jun 2025 |
| 22 | Boyer Jay C | | Oil Operator | Feb 1994 |
| 23 | Brougher Oil, Inc. | Wichita, KS 67212 | Oil & Gas Operator | Apr 2002 |
| 24 | Burch Exploratio | | Oil Operator | Mar 1991 |
Production numbers shown above are only for Graham County, KS and for the production period listed.