Oil & Gas Companies in Ness County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Walker Tank Service, Inc | Utica, KS 67584 | Oil Operator | Aug 2022 |
| 2 | Walters Drilling | | Oil Operator | Mar 1988 |
| 3 | West 40 Production | Ness City, KS 67560 | Oil Operator | Apr 1998 |
| 4 | Weststar Resourc | | Oil Operator | Sep 1992 |
| 5 | Wheatland Oil & | | Oil & Gas Operator | Aug 1984 |
| 6 | White Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Jun 2025 |
| 7 | White, Kenneth S. | Wichita, KS 67220 | Oil & Gas Operator | Sep 2022 |
| 8 | Whitetail Crude | | Oil Operator | Nov 1996 |
| 9 | Whitetail Crude, Inc | Ness City, KS 67560 | Oil & Gas Operator | Jun 2025 |
| 10 | Wichita Industri | | Oil Operator | Nov 1987 |
| 11 | Wilton Petroleum, Inc. | Canton, KS 67428 | Oil & Gas Operator | Jun 2025 |
| 12 | Woolsey Operating Company, LLC | Wichita, KS 67226 | Oil & Gas Operator | Jun 2025 |
Production numbers shown above are only for Ness County, KS and for the production period listed.