| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Schmude And Pangborn Associates | Oil & Gas Operator | Apr 1993 | |
| 2 | Silver Petroleum Inc | Gas Operator | Dec 2001 | |
| 3 | Smith Petroleum Company | Spring, TX 77389 | Oil & Gas Operator | Nov 2025 |
| 4 | Somoco Inc | Oil & Gas Operator | Jun 2025 | |
| 5 | South Romeo Gas Storage Company LLC | Gas Operator | Feb 1994 |