| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 2 | Devon SFS Operating Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
| 3 | Double Barrel Oil LLC | Brenham, TX 77834 | Oil & Gas Operator | Dec 2025 |
| 4 | Dry Fork Production Co., LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 5 | Duncan Drilling Co. | Big Spring, TX 79721 | Oil & Gas Operator | Dec 2025 |
| 6 | Durham, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jul 2016 |