Oil & Gas Companies in Sherman County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Embassy Energy, L.L.C. | Oklahoma City, OK 73112 | Gas Operator | Apr 2001 |
| 2 | Energy Transfer Fuel, LP | Houston, TX 77002 | Oil & Gas Operator | Apr 2005 |
| 3 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 4 | Enron Oil & Gas Company | Houston, TX 77210 | Oil & Gas Operator | Dec 1999 |
| 5 | EOG Resources, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 2025 |
| 6 | Ernmar Investments, Inc. | Edmond, OK 73083 | Oil & Gas Operator | Oct 2025 |
| 7 | Estate Of Jerome B. Herrmann | Amarillo, TX 79101 | Oil & Gas Operator | Apr 2022 |
| 8 | Et Gathering & Processing LLC | Dallas, TX 75225 | Oil Operator | Dec 2024 |
| 9 | Etc Texas Pipeline, LTD. | Dallas, TX 75225 | Oil Operator | Sep 2023 |
| 10 | Etoco Incorporated | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
| 11 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |
Production numbers shown above are only for Sherman County, TX and for the production period listed.