Oil & Gas Companies in Galveston County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | O&G Investments Inc. | Runge, TX 78151 | Oil & Gas Operator | Feb 2003 |
| 2 | O'Sand Production, Inc. | Tomball, TX 77377 | Oil & Gas Operator | Aug 2003 |
| 3 | Ocean Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | Aug 2003 |
| 4 | Orangefield East Corp | Dallas, TX 75382 | Oil Operator | Jul 2025 |
| 5 | Orion Oil And Gas Corporation | Houston, TX 77082 | Oil & Gas Operator | Jul 2025 |
| 6 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
| 7 | Osyka Producing Company, Inc. | Houston, TX 77242 | Oil & Gas Operator | Jul 2025 |
| 8 | Owl Creek Production Co., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2006 |
| 9 | Ows Energy, Inc. | Montgomery, TX 77356 | Oil & Gas Operator | Jul 2025 |
Production numbers shown above are only for Galveston County, TX and for the production period listed.