| 201 | Stumpff Paul | Bartlesville, OK 74006-3426 | Oil & Gas Operator | Mar 2015 |
| 202 | Sunday-Smith Mary E | Mannford, OK 74044-1457 | Oil & Gas Operator | Mar 2015 |
| 203 | Sunoco Partners MKT & Terminal | Tulsa, OK 74102-2039 | Oil & Gas Operator | Jan 2019 |
| 204 | Superior Saltwater Disposal LLC | | Oil & Gas Operator | Dec 2016 |
| 205 | Swan Richard N | Claremore, OK 74018-0503 | Oil Operator | Aug 2013 |
| 206 | T & S Mud Disposal LLC | Lindsay, OK 73052-0754 | Oil Operator | Mar 2013 |
| 207 | Taylor Production Company | Collinsville, OK 74021 | Oil Operator | Nov 1998 |
| 208 | Tec Pipeline LLC | Tulsa, OK 74128 | Oil & Gas Operator | Mar 2015 |
| 209 | Tec Resources, L.L.C. | Tulsa, OK 74128 | Oil & Gas Operator | May 2013 |
| 210 | Texocan Minerals Inc | Tulsa, OK 74147 | Oil & Gas Operator | Dec 2000 |
| 211 | Texxon Resources, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Apr 2024 |
| 212 | Thomas E L | Tulsa, OK 74136-6302 | Oil & Gas Operator | Feb 2015 |
| 213 | Thomas Exploration Company | Tulsa, OK 74136-6302 | Oil & Gas Operator | Feb 2024 |
| 214 | Tiger Trucks Inc | Seminole, OK 74868 | Oil & Gas Operator | Feb 2024 |
| 215 | Tonys Crude Oil Reclaiming Plant Inc | | Oil Operator | Jan 2024 |
| 216 | Toomey Oil Company Inc | Tulsa, OK 74101-1090 | Oil & Gas Operator | Feb 2024 |
| 217 | Triple C Properties Inc | Seminole, OK 74818-0481 | Oil & Gas Operator | Jun 2023 |
| 218 | Trout Disposal Well Inc | Hammon, OK 73650-0292 | Oil & Gas Operator | Jul 2016 |
| 219 | Tulsa Energy Partners LLC | Tulsa, OK 74103-4461 | Oil & Gas Operator | Feb 2024 |
| 220 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 221 | United Producers Inc | Broken Arrow, OK 74012-8247 | Oil & Gas Operator | Mar 2020 |
| 222 | Vincent Production Company | | Oil & Gas Operator | Dec 2006 |
| 223 | Vision Energy Inc | Carlsbad, NM 88221 | Oil & Gas Operator | Aug 2022 |
| 224 | W S Crude Oil Purchasing Inc | Oklahoma City, OK 73129-7613 | Oil & Gas Operator | May 2008 |
| 225 | Wavefront Energy & Envir Serv USA Inc | Edmonton, AB T6B3P6 | Oil Operator | Apr 2015 |
| 226 | Well Renewal Inc | Tulsa, OK 74103-0091 | Oil Operator | Mar 2015 |
| 227 | Westamerica Corporation | Dewey, OK 74029-0040 | Oil & Gas Operator | Aug 1999 |
| 228 | Westend Operating LLC | | Oil Operator | Dec 2023 |
| 229 | Western Oil And Gas Development Corp | Oklahoma City, OK 73103-3735 | Oil & Gas Operator | Feb 2024 |
| 230 | Williamson Gregory L | Skiatook, OK 74070-0028 | Oil & Gas Operator | Mar 2015 |
| 231 | Windward Development LLC | Tulsa, OK 74136-7007 | Oil & Gas Operator | Jul 2019 |
| 232 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Jan 2024 |
| 233 | Woodward Iodine Corporation | Woodward, OK 73802-1245 | Oil & Gas Operator | Feb 2024 |
| 234 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jun 2023 |
| 235 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 236 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 237 | Worstell Oil Co LLC | | Oil Operator | Aug 2023 |
| 238 | WP Oil LLC | | Oil Operator | Jan 2024 |
| 239 | Yegen E C | Casper, WY 82604 | Oil & Gas Operator | Mar 2015 |
| 240 | Zimet Brothers Inc | | Oil Operator | Mar 2008 |