| 1 | W M Operating, Inc | Stephens, AR 71764 | Oil Operator | Jul 2021 |
| 2 | Wabco Production Company | | Oil Operator | Jul 2021 |
| 3 | Waelder Oil & Gas, Inc. | Fort Smith, AR 72903 | Oil & Gas Operator | Aug 2024 |
| 4 | Washburn Lee | Newcastle, WY 82701 | Oil Operator | Sep 2024 |
| 5 | Webb Brothers Oil Company | | Oil Operator | Jul 2013 |
| 6 | Webb Brothers Well Service, Inc. | El Dorado, AR 71730 | Oil & Gas Operator | Jul 2024 |
| 7 | Weiser-Brown Oil Co | Magnolia, AR 71754 | Oil Operator | Jul 2024 |
| 8 | Weiser-Brown Operating Company | Magnolia, AR 71754 | Oil & Gas Operator | Nov 2024 |
| 9 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Nov 2024 |
| 10 | White, Chad Operating Company, Inc | | Oil & Gas Operator | Apr 2011 |
| 11 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Nov 2024 |
| 12 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Jul 2024 |
| 13 | Will-Drill Operating, L.L.C. | Shreveport, LA 71105 | Oil & Gas Operator | Nov 2024 |
| 14 | Williamson Pumping Service, Inc | Stamps, AR 71860 | Oil & Gas Operator | Apr 2024 |
| 15 | Williamson, Richard | Camden, AR 71701 | Oil & Gas Operator | Jul 2024 |
| 16 | Williford Petroleum LLC | Green CV SPGS, FL 32043 | Oil & Gas Operator | Nov 2024 |
| 17 | Witt Oil Production, Inc | | Oil & Gas Operator | Jul 2024 |
| 18 | Wolf Exploration, Inc. | | Gas Operator | Oct 2012 |
| 19 | Wright, Bobby G | | Oil Operator | Oct 2007 |
| 20 | Wynn-Crosby Operating, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Nov 2024 |
| 21 | Wytex Production Corporation | Fort Smith, AR 72903 | Oil & Gas Operator | Jan 2020 |