| 25201 | S&S Heidrich | Iowa Park, TX 76367 | Oil & Gas Operator | Dec 2017 |
| 25202 | S&S Williams Inc | | Oil Operator | May 2004 |
| 25203 | S-2 Oil Company | | Oil Operator | Mar 1994 |
| 25204 | S-Resources, LLC | Industry, TX 78944 | Oil Operator | Apr 2026 |
| 25205 | S. A. Camp Companies | | Oil & Gas Operator | Dec 1998 |
| 25206 | S. A. Oil Account | Borger, TX 79008 | Oil & Gas Operator | Dec 1997 |
| 25207 | S. G. Myers, Jr. | | Oil & Gas Operator | May 2005 |
| 25208 | S. G. Myers, Jr. Et Al | | Oil & Gas Operator | Jul 1991 |
| 25209 | S. H. Montgomery | | Oil & Gas Operator | Dec 1996 |
| 25210 | S. Lavon Evans Jr Inc, Et Al | | Oil & Gas Operator | Jan 2010 |
| 25211 | S. Lavon Evans Jr., Operating Co., Inc. | | Oil & Gas Operator | Aug 2014 |
| 25212 | S. M. A. Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Jan 1997 |
| 25213 | S. M. Reynolds Opr. | | Gas Operator | Dec 1990 |
| 25214 | S. P. Penntex Energy, L.P. | Abilene, TX 79605 | Oil & Gas Operator | May 2003 |
| 25215 | S. P. Y. Oil Co. | Batson, TX 77519 | Oil & Gas Operator | Mar 2002 |
| 25216 | S. Parish Oil Company, Inc. | | Oil & Gas Operator | Dec 1997 |
| 25217 | S. R. Weilert Oil LLC | Wichita, KS 67208 | Oil Operator | Nov 2005 |
| 25218 | S. S. Tatum | | Oil Operator | Aug 1999 |
| 25219 | S. W. Ray, Et Al | | Oil Operator | Mar 2003 |
| 25220 | S.A.J.A.S | Brocton, NY 14716 | Gas Operator | Dec 2024 |
| 25221 | S.B. Oil Company, A General Partnership | Hays, KS 67601 | Oil Operator | Sep 2019 |
| 25222 | S.B. Street Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 25223 | S.E.D.I. | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2015 |
| 25224 | S.H. Loe Oil Corp. | | Oil & Gas Operator | Jan 2025 |
| 25225 | S.J. Titan Co., A General Partnership | Hutchinson, KS 67502 | Oil & Gas Operator | May 2015 |
| 25226 | S.O.C. Investors, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2026 |
| 25227 | S.U.E. Company | Abilene, TX 79604 | Oil Operator | Jan 1998 |
| 25228 | S/H Petroleum Corporation | Hennessey, OK 73742-0477 | Oil & Gas Operator | Feb 2016 |
| 25229 | S2 Energy 1, LP | | Oil & Gas Operator | Nov 2012 |
| 25230 | S2 Energy Operating LLC | | Oil & Gas Operator | May 2023 |
| 25231 | S2 Energy, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
| 25232 | S2 Oil, LLC | San Angelo, TX 76901 | Oil & Gas Operator | Apr 2026 |
| 25233 | Saap Energy, Inc | Newburgh, NY 12550 | Oil Operator | Dec 2024 |
| 25234 | Saaw Operating LLC | Protection, KS 67127 | Oil & Gas Operator | Dec 2025 |
| 25235 | Saba Energy Inc | Midland, TX BAD ADDR | Oil & Gas Operator | Nov 1994 |
| 25236 | Saba Energy Of Texas Inc | Houston, TX 77042 | Oil & Gas Operator | Jul 2007 |
| 25237 | Saba Petroleum Inc. | | Oil & Gas Operator | Mar 2006 |
| 25238 | Sabalo Exploration Operating,LLC | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Jan 2021 |
| 25239 | Sabalo II Operating, LLC | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Apr 2026 |
| 25240 | Sabalo Operating, LLC | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Jun 2021 |
| 25241 | Sabco Operating Company | Houston, TX 77056 | Oil & Gas Operator | Oct 2011 |
| 25242 | Sabco Operating Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2018 |
| 25243 | Saber Industries LP | Dallas, TX 75230 | Oil Operator | Dec 2024 |
| 25244 | Saber Oil & Gas Ventures, LLC | Midland, TX 79701 | Oil & Gas Operator | Apr 2026 |
| 25245 | Saber Resources, LLC | Midland, TX 79701 | Oil & Gas Operator | Aug 2008 |
| 25246 | Sabinal Energy Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2025 |
| 25247 | Sabinal Resources, Inc. | Kingwood, TX 77339 | Oil & Gas Operator | Apr 2026 |
| 25248 | Sabine Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | Jul 1996 |
| 25249 | Sabine Energy Inc. | Houston, TX 77002 | Oil & Gas Operator | Apr 2026 |
| 25250 | Sabine Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 25251 | Sabine Oil & Gas LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2017 |
| 25252 | Sabine Pipe & Supply Co. | Kilgore, TX 75663 | Oil & Gas Operator | Sep 2004 |
| 25253 | Sabine Pipe, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2026 |
| 25254 | Sabine Productio | | Oil & Gas Operator | Mar 1994 |
| 25255 | Sabine Syndicate No. 1 | Longview, TX 75606 | Oil & Gas Operator | Apr 2026 |
| 25256 | Sabio Oil & Gas Inc. | Dallas, TX 75206 | Oil & Gas Operator | Jan 1998 |
| 25257 | Sable Energy Corp. | Houston, TX 77057 | Oil & Gas Operator | Nov 1999 |
| 25258 | Sable Minerals, Inc. | | Oil & Gas Operator | Nov 1993 |
| 25259 | Sable Permian Resources Land,LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2019 |
| 25260 | Sable Permian Resources, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2021 |
| 25261 | Sabos George U | Tulsa, OK 74170 | Oil & Gas Operator | Jan 2013 |
| 25262 | Sabre Energy Corporation | Lore City,, OH 43755 | Oil & Gas Operator | Dec 2017 |
| 25263 | Sabre Exploratio | | Oil Operator | Oct 1988 |
| 25264 | Sabre Exploration, LLC | Wichita, KS 67205 | Oil Operator | Dec 2025 |
| 25265 | Sabre Oil And Gas Corp. | Houston, TX 77063 | Oil & Gas Operator | Apr 2026 |
| 25266 | Sabre Oil Company, LLC | Boca Raton, FL 33487 | Oil & Gas Operator | Jun 2022 |
| 25267 | Sabre Op Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Aug 2025 |
| 25268 | Sabre Operating, Inc. | Wichita Falls, TX 76308 | Oil & Gas Operator | Apr 2026 |
| 25269 | Sac & Fox Nation | | Oil & Gas Operator | Jul 2025 |
| 25270 | Sackerol Enterprises, Inc. | Plattsburgh, NY 12901 | Oil & Gas Operator | Apr 2026 |
| 25271 | Sackett Oil Company | | Oil & Gas Operator | Oct 1995 |
| 25272 | Saco Oil Company | El Dorado, KS 67042 | Oil Operator | Jan 2001 |
| 25273 | Saco, Town Of | Saco, MT 59261 | Gas Operator | Jan 2026 |
| 25274 | Sacramento Energy Inc. | | Oil & Gas Operator | Dec 2025 |
| 25275 | Sacramento Oil & Gas Co. | | Gas Operator | Dec 2003 |
| 25276 | Saddle Creek Energy Development | Dallas, TX 75251 | Oil & Gas Operator | Nov 2008 |
| 25277 | Saddle Creek Oil, LLC | Albany, TX 76430 | Oil Operator | Apr 2026 |
| 25278 | Saddle Rim Energy (Texas), LLC | Greenwood VLG, CO 80111 | Oil Operator | Apr 2026 |
| 25279 | Saddleback Exploration, LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Apr 2024 |
| 25280 | Safari Oil Corporation | Gainesville, TX 76240 | Oil & Gas Operator | Sep 2003 |
| 25281 | Safari Production Company, Inc. | McAllen, TX 78501 | Oil & Gas Operator | Apr 2026 |
| 25282 | Safari Resources, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2026 |
| 25283 | Safe Earth Management Inc | | Oil Operator | Nov 2021 |
| 25284 | Safe Earth Management LLC | Hammon, OK 73650 | Oil Operator | Nov 2025 |
| 25285 | Safemark Oil & Gas, LLC | McKinney, TX 75072 | Oil & Gas Operator | Apr 2026 |
| 25286 | Safford, Dianne L. | Bolivar, NY 14715 | Oil & Gas Operator | Dec 2024 |
| 25287 | Safire Resources LLC (Osage Only) | | Oil & Gas Operator | Feb 2026 |
| 25288 | Sag Oil Company LLC | Wellsville, KS 66092 | Oil Operator | Dec 2025 |
| 25289 | Saga Pet. LTD Liability Co Of Co | Midland, TX 79701 | Oil & Gas Operator | Apr 2004 |
| 25290 | Saga Petroleum Corp. | Midland, TX 79701 | Oil & Gas Operator | Mar 2008 |
| 25291 | Saga Petroleum Limited Liability Co Of Co | | Oil & Gas Operator | Sep 2015 |
| 25292 | Saga Petroleum Limited Liability Co. | Midland, TX 79701 | Oil & Gas Operator | Apr 2008 |
| 25293 | Saga Petroleum Limited Liability Company Of Colorado | | Gas Operator | Dec 2014 |
| 25294 | Saga Petroleum LLC Of Colorado | Norman, OK 73072 | Oil & Gas Operator | Apr 2026 |
| 25295 | Saga Petroleum, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2018 |
| 25296 | Saga Resource Management LLC | | Gas Operator | Jan 2026 |
| 25297 | Sage Butte PRB Operating, LLC | Denver, CO 80202 | Oil & Gas Operator | Feb 2026 |
| 25298 | Sage Creek Colony | Chester, MT 59522 | Gas Operator | Dec 2025 |
| 25299 | Sage Drilling Co Inc | Wichita, KS 67202 | Oil & Gas Operator | Nov 1998 |
| 25300 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Apr 2026 |