| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | D M Norman | Midland, TX 79701 | Oil & Gas Operator | Jan 2003 |
| 2 | Dallas Production | Dallas, TX 75206 | Oil & Gas Operator | Sep 1996 |
| 3 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2024 |
| 4 | Devon Louisiana Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2019 |
| 5 | Doral Energy Corp. | Midland, TX 79708 | Oil & Gas Operator | Jun 2012 |
| 6 | Double Eagle Petroleum Corp | Evansville, IN 47725 | Oil & Gas Operator | Dec 2024 |
| 7 | Dwight A Tipton | Lovington, NM 88260 | Oil & Gas Operator | Oct 2024 |