Oil & Gas Companies in Harper County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | R & B Oil & Gas | | Oil & Gas Operator | Jul 1995 |
| 2 | R & B Oil & Gas Inc | Attica, KS 67009 | Oil & Gas Operator | Aug 2024 |
| 3 | Rains & Williams | | Oil & Gas Operator | Nov 1995 |
| 4 | Ram Petroleum Corporation | Wichita, KS 67202 | Gas Operator | Aug 2024 |
| 5 | Ramoil Company | Winfield, KS 67156 | Oil & Gas Operator | May 1987 |
| 6 | Raney Oil Company | Lawrence, KS 66047 | Oil & Gas Operator | May 1999 |
| 7 | Reach Group-Reac | | Oil & Gas Operator | Apr 1995 |
| 8 | Reach Petroleum | | Oil & Gas Operator | Jan 1994 |
| 9 | Resource Venture | | Oil & Gas Operator | Oct 1991 |
| 10 | Rice Engineering Corporation | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2023 |
| 11 | Richardson J Mar | | Oil & Gas Operator | Apr 1995 |
| 12 | Rine Exploration | | Oil & Gas Operator | Jul 1994 |
| 13 | Riviera Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2024 |
| 14 | Robinowitz Oil Company, A General Partnership | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2023 |
| 15 | Robinson Energy & Exploration, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Aug 2008 |
| 16 | Robinson Oil Co. | Graham, TX 76450 | Oil & Gas Operator | Dec 2024 |
| 17 | Robinson Oil Com | | Oil & Gas Operator | Feb 1995 |
Production numbers shown above are only for Harper County, KS and for the production period listed.