Oil & Gas Companies in Sumner County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Rains & Williams | | Oil & Gas Operator | Nov 1995 |
| 2 | Rains And Williamson Oil Co. | Wichita, KS 67277 | Oil & Gas Operator | Jun 2025 |
| 3 | Ram Oil & Gas | Blackwell, OK 74631 | Oil & Gas Operator | May 2013 |
| 4 | Raney Oil Company, LLC | Lawrence, KS 66049 | Oil & Gas Operator | Jun 2025 |
| 5 | Range Oil Compan | | Oil & Gas Operator | Nov 1995 |
| 6 | Raymond Oil Co., Inc. | Wichita, KS 67201 | Oil & Gas Operator | Jun 2025 |
| 7 | Raymond Oil Comp | | Oil & Gas Operator | Dec 1996 |
| 8 | Reach Group-Reac | | Oil & Gas Operator | Apr 1995 |
| 9 | Redbud Oil & Gas Operating, LLC | Spring, TX 77379 | Oil & Gas Operator | Jun 2025 |
| 10 | Rine Exploration Co. | | Oil Operator | Jul 1988 |
| 11 | Robinowitz Oil Company, A General Partnership | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2023 |
| 12 | Robinson Oil Com | | Oil & Gas Operator | Feb 1995 |
| 13 | Rockin 'A' Oil | | Oil Operator | May 2025 |
Production numbers shown above are only for Sumner County, KS and for the production period listed.