| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Imperial Oil & G | Gas Operator | Jan 1990 | |
| 2 | Imperial Oil Com | Oil & Gas Operator | Dec 1992 | |
| 3 | Indian Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2024 |
| 4 | Irex Corporation | Englewood, CO 80111 | Oil & Gas Operator | May 2000 |
| 5 | Iuka-Carmi Development LLC | Pratt, KS 67124 | Oil & Gas Operator | Dec 2023 |