| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 101 | Wells-Battelstein O&G, Inc. | Gas Operator | Dec 1986 | |
| 102 | Wheless DRLG Co &R.M.Bergstein | Oil Operator | May 1986 | |
| 103 | White Sands Energy LLC | Oil Operator | Jan 2025 | |
| 104 | Winchester Energy Operating Co. | Austin, TX 78746 | Oil & Gas Operator | Apr 2026 |
| 105 | World Oil & Gas Expl., Inc. | Oil & Gas Operator | Mar 1988 |