| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 4601 | Zlab, Adolph | Yates Center, KS 66783 | Oil Operator | Jul 1997 |
| 4602 | Zoandra Petroleu | Oil & Gas Operator | May 1993 | |
| 4603 | Zorger, Gerald W. | Wichita, KS 67202 | Oil & Gas Operator | Apr 1985 |
| 4604 | Zu, LLC | Hays, KS 67601 | Oil Operator | Jan 2024 |