| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Oil Lease Operating Co. | Coldspring, TX 77331 | Oil & Gas Operator | Aug 2003 |
| 2 | Oklatex Energy, Inc. | Beaumont, TX 77702 | Oil Operator | Apr 2024 |
| 3 | Old Pine Energy Corporation | Austin, TX 78755 | Oil Operator | Apr 2024 |
| 4 | Olipdp II, LLC | Tulsa, OK 74119 | Oil & Gas Operator | Apr 2024 |
| 5 | Orx Resources, L.L.C. | Houston, TX 77067 | Oil & Gas Operator | Apr 2024 |
| 6 | Outline Oil Corp. | San Antonio, TX 78217 | Oil & Gas Operator | Apr 2024 |