Oil & Gas Companies in Ellis County, OK
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | L & L Smith Energy Corporation | Muskogee, OK 74403-8479 | Oil & Gas Operator | Jan 2023 |
| 2 | Lariat Petroleum Inc | Tulsa, OK 74119 | Oil & Gas Operator | Sep 2024 |
| 3 | Lario Oil & Gas Company | Odessa, TX 79762 | Oil & Gas Operator | Oct 2025 |
| 4 | Larkspur Operating LLC | Oklahoma City, OK 73106 | Oil & Gas Operator | Jul 2025 |
| 5 | Latex Petroleum Corp. | Houston, TX 77090 | Oil & Gas Operator | Aug 2012 |
| 6 | Latigo Oil & Gas, Inc. | Woodward, OK 73801 | Oil & Gas Operator | Jul 2025 |
| 7 | Le Norman Energy Corporation | Duncan, OK 73534 | Oil & Gas Operator | Nov 2014 |
| 8 | Lime Rock Resources II-A, L.P. | Houston, TX 77002 | Oil & Gas Operator | Jun 2025 |
| 9 | Lincoln Rock Corporation | Northfield, IL 60093 | Oil & Gas Operator | Jul 2003 |
| 10 | Lobo Exploration Company | Yukon, OK 73099 | Oil & Gas Operator | Jun 2025 |
| 11 | Lowry Exploration Inc | Tulsa, OK 74119 | Oil & Gas Operator | Jun 2025 |
| 12 | LX4, LLC | Laverne, OK 73848 | Oil Operator | Jul 2025 |
Production numbers shown above are only for Ellis County, OK and for the production period listed.