| 1 | Wagner Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2025 |
| 2 | Walker David Wayne | Okemah, OK 74859-9731 | Oil & Gas Operator | Sep 2022 |
| 3 | Ward Petroleum Corporation | Enid, OK 73702 | Oil & Gas Operator | Jun 2025 |
| 4 | Watkins J L | Henryetta, OK 74437 | Oil & Gas Operator | Jun 2025 |
| 5 | Watkins Oil Company | Claremore, OK 74017 | Oil & Gas Operator | May 2018 |
| 6 | Wentworth Operating Company | Oklahoma City, OK 73162-1863 | Oil & Gas Operator | Aug 2025 |
| 7 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | Jul 2025 |
| 8 | Whitley Robert L | Saint Louis, OK 74866-0004 | Oil & Gas Operator | Sep 2014 |
| 9 | Williams Doyle Dba BCF Gas | Tulsa, OK 74114-7099 | Oil & Gas Operator | Jul 2023 |
| 10 | Williford Energy Company | Tulsa, OK 74135 | Oil & Gas Operator | Oct 2025 |
| 11 | WN Operating Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Jun 2025 |
| 12 | WPX Energy Mid-Continent Co | Oklahoma City, OK 73102-5010 | Oil & Gas Operator | Apr 2016 |