| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 2 | Dart Oil Co | Parker, CO 80134 | Oil & Gas Operator | Dec 2022 |
| 3 | David A Waldron & Assoc | Wooster, OH 44691 | Oil & Gas Operator | Dec 2016 |
| 4 | Dever Lavon B | Cambridge, OH 43725 | Oil & Gas Operator | Dec 2012 |
| 5 | Dever Linda K | Norwalk, OH 43767 | Oil & Gas Operator | Dec 2023 |
| 6 | Diversified Production LLC | Minden, LA 71055 | Oil & Gas Operator | Apr 2024 |
| 7 | Dominion East Ohio | North Canton, OH 44720 | Oil & Gas Operator | Dec 2023 |
| 8 | Dorfman Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2024 |