| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Inca Oil Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | May 2009 |
| 2 | Indian Oil Company | Gainesville, TX 76241 | Oil & Gas Operator | Apr 2024 |
| 3 | Infinity Hydrocarbons LLC | Houston, TX 77079 | Oil & Gas Operator | Aug 2022 |
| 4 | Interstate Explorations LLC | Houston, TX 77010 | Oil & Gas Operator | Apr 2024 |
| 5 | Investment Equipment LLC | FT Morgan, CO 80701 | Oil & Gas Operator | Feb 2024 |
| 6 | Investors Resources Corp | Enid, OK 73702-1852 | Oil & Gas Operator | Feb 2024 |
| 7 | Invoil, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2024 |
| 8 | Itr Petroleum Inc | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |