| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | O'Brien Energy Resources Corp | Portsmouth, NH 03801 | Oil & Gas Operator | Apr 2026 |
| 2 | Overland Resources LLC | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Feb 2019 |
| 3 | Oxbow Properties Inc | Centennial, CO 80122-1422 | Oil & Gas Operator | Jan 2025 |
| 4 | Oxy USA Inc | Houston, TX 77046 | Oil & Gas Operator | Apr 2026 |