| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Xeno, Inc | Calgary, AB T2P 2S5 | Gas Operator | Dec 2001 |
| 2 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
| 3 | Xoil Inc | Aurora, CO 80016 | Oil & Gas Operator | Jul 2023 |
| 4 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Nov 2025 |