Oil & Gas Companies in Sumner County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | H & C Oil Operat | | Oil & Gas Operator | Dec 1996 |
| 2 | Harold Production | Castle Rock, CO 80104 | Gas Operator | Mar 1999 |
| 3 | Hartman Oil Company Inc | Wichita, KS 67206 | Oil & Gas Operator | Sep 2025 |
| 4 | Hellar Drilling | | Oil & Gas Operator | Jan 1994 |
| 5 | Helsel, Allan J | South Haven, KS 67140 | Oil Operator | Aug 2025 |
| 6 | Herman L. Loeb LLC | Lawrenceville, IL 62439 | Oil & Gas Operator | Sep 2025 |
| 7 | Hewitt Energy Group Inc | Salt Lake City, UT 84111 | Oil & Gas Operator | Apr 2015 |
| 8 | HG Oil Holdings, LLC | Hoisington, KS 67544 | Oil & Gas Operator | Sep 2025 |
| 9 | Holt Oil & Gas C | | Oil Operator | Sep 1984 |
| 10 | Hummon Corp | Medicine Lodge, KS 67104 | Oil & Gas Operator | Apr 2023 |
| 11 | Husain, Mrs. Shahnaz | Tulsa, OK 74136 | Oil Operator | Nov 1996 |
Production numbers shown above are only for Sumner County, KS and for the production period listed.