| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | D. C. Malcolm, Inc. | Charleston, WV 25301 | Oil & Gas Operator | Dec 2021 |
| 2 | D. G. Haney, Inc. | Charleston, WV 25338-3810 | Oil & Gas Operator | Dec 2021 |
| 3 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 4 | Diversified Production LLC | Keithville, LA 71047 | Oil & Gas Operator | Mar 2025 |
| 5 | Dominion Exploration & Production Inc | Houston, TX 77060 | Oil & Gas Operator | Apr 2015 |