| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Zca Gas Gathering Co., Inc. | Bartlesville, OK 74003 | Oil & Gas Operator | Apr 2020 |
| 2 | Zimet Brothers Inc | Oil Operator | Mar 2008 | |
| 3 | Zion Energy Corporation | Peru, KS 67360-0082 | Oil Operator | Aug 2000 |