| 26101 | Shappell Oil Company, L.L.C. | Harrisonburg, LA 71340 | Oil & Gas Operator | Sep 2026 |
| 26102 | Shar Alan Oil Company | | Oil & Gas Operator | Oct 2005 |
| 26103 | Sharber Billy Jack Operating | Konawa, OK 74849-0071 | Oil & Gas Operator | Mar 2015 |
| 26104 | Sharber Don E | Okemah, OK 74859-0322 | Oil Operator | Dec 2018 |
| 26105 | Sharber Production Inc | Konawa, OK 74849 | Oil & Gas Operator | Dec 2024 |
| 26106 | Share Petroleum Corp. | Mabank, TX 75147 | Oil Operator | Sep 2026 |
| 26107 | Sharkey Well Service Inc | | Oil Operator | Dec 2023 |
| 26108 | Sharoco Corporation | Fort Worth, TX 76121 | Oil & Gas Operator | Dec 1996 |
| 26109 | Sharon Hunter Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Sep 2012 |
| 26110 | Sharon Resources | | Oil Operator | Sep 1995 |
| 26111 | Sharon Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Aug 2010 |
| 26112 | Sharp Anthony G | Shawnee, OK 74802-1701 | Oil & Gas Operator | Jul 2003 |
| 26113 | Sharp Engineerin | | Oil Operator | Aug 1995 |
| 26114 | Sharp Image Energy, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Sep 2026 |
| 26115 | Sharp, Cherry L | Jacksboro, TX 76458 | Oil Operator | Sep 2026 |
| 26116 | Sharp, Harry D. | Leawood, KS 66209 | Oil Operator | May 1997 |
| 26117 | Sharp, John T. | Jacksboro, TX 76458 | Oil & Gas Operator | Jul 2014 |
| 26118 | Sharp, Robert L. &/Or Cindy | | Oil Operator | Nov 2019 |
| 26119 | Sharpe Energy Company | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 26120 | Sharples Phillip T Trust | Denver, CO 80264 | Oil & Gas Operator | Nov 2020 |
| 26121 | Shattuck SWD LLC | Shattuck, OK 73858-0848 | Oil Operator | Mar 2022 |
| 26122 | Shattuck, Frank E. & Carol D. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 26123 | Shaver Tommy L | Kingfisher, OK 73750-9612 | Oil & Gas Operator | Apr 2015 |
| 26124 | Shaw George R | | Oil & Gas Operator | Mar 1992 |
| 26125 | Shaw Robert Lesl | | Oil Operator | Oct 1989 |
| 26126 | Shaw Thomas P | Tulsa, OK 74105-7327 | Oil & Gas Operator | Mar 2015 |
| 26127 | Shaw, George R. (Deceased) | Wichita, KS 67202 | Gas Operator | Dec 2009 |
| 26128 | Shaw, T. G. Oil Company, LTD. | Fort Worth, TX 76113 | Oil & Gas Operator | Sep 2026 |
| 26129 | Shaw-Laird, LLC | | Oil & Gas Operator | Jan 2017 |
| 26130 | Shawmar Oil & Gas Co., Inc. | Sunnyvale, TX 75182 | Oil & Gas Operator | Dec 2023 |
| 26131 | Shawmar Oil Comp | | Oil & Gas Operator | Feb 1995 |
| 26132 | Shawmut Production Corporation | Pittsburgh, PA 15219-1913 | Oil & Gas Operator | Jan 2003 |
| 26133 | Shawnee Investment Company, Inc. | Council Grove, KS 66846 | Oil Operator | Apr 2002 |
| 26134 | Shawnee Oil Development Co Inc | | Oil & Gas Operator | Dec 2025 |
| 26135 | Shawver & Shawver | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 26136 | Shawver & Son Inc | Oklahoma City, OK 73154-0778 | Oil & Gas Operator | Dec 2025 |
| 26137 | Shawver Energy Inc | Oklahoma City, OK 73154-0683 | Oil & Gas Operator | Apr 2014 |
| 26138 | Shearer James I | | Oil & Gas Operator | Dec 2003 |
| 26139 | Shearer Oil Company | Graham, TX 76450 | Oil & Gas Operator | May 2002 |
| 26140 | Shearhart, Gary L. | Havana, KS 67347 | Oil Operator | Oct 2001 |
| 26141 | Shebester Inc | Maysville, OK 73057 | Oil & Gas Operator | Nov 1998 |
| 26142 | Shed Oil Company | Electra, TX 76360 | Oil Operator | Sep 2026 |
| 26143 | Sheedy Energy Production Company | | Oil Operator | May 2026 |
| 26144 | Sheedy, John D. | North Tonawanda, NY 14120 | Gas Operator | Dec 2025 |
| 26145 | Sheel Oil Compan | | Oil Operator | Jan 1985 |
| 26146 | Sheets Exploration Co., Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2016 |
| 26147 | Sheets George M & Judith A | Tonkawa, OK 74653 | Oil & Gas Operator | Jun 2026 |
| 26148 | Sheets, P. A. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 1994 |
| 26149 | Sheffler Industries | Phoenix, AZ 85013 | Oil Operator | Aug 1999 |
| 26150 | Shefts & Shefts, Inc. | Luling, TX 78648 | Oil & Gas Operator | Sep 2026 |
| 26151 | Shelburne Oil Company | Oklahoma City, OK 73116-7639 | Gas Operator | Feb 2020 |
| 26152 | Shelby Boswell Operator, LLC | Dallas, TX 75225 | Oil & Gas Operator | Sep 2026 |
| 26153 | Shelby H. Loe, SR. Oil Co. | | Oil Operator | Jul 1989 |
| 26154 | Shelby Operating Company | Dallas, TX 75205 | Oil & Gas Operator | Sep 2026 |
| 26155 | Shelby Operating, Inc. | Flower Mound, TX 75028 | Oil & Gas Operator | Jul 1997 |
| 26156 | Shelby Production Co. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2009 |
| 26157 | Shelby Production, Inc. | Kilgore, TX 75663 | Gas Operator | Sep 2026 |
| 26158 | Shelby Resources LLC | Denver, CO 80207 | Oil & Gas Operator | May 2026 |
| 26159 | Shelby, Michael H. | Shreveport, LA 71101 | Oil & Gas Operator | Sep 2026 |
| 26160 | Shelco | Maysville, MO 64469 | Oil & Gas Operator | May 2021 |
| 26161 | Sheldon Brothers Agency | Salina, KS 67402 | Oil Operator | May 1998 |
| 26162 | Sheldon Resources, L.P. | Bryan, TX 77805 | Oil & Gas Operator | Sep 2026 |
| 26163 | Shelex Drilling Inc | Lexington, KY 40523 | Oil & Gas Operator | Dec 2025 |
| 26164 | Shelf Energy, LLC | | Oil & Gas Operator | Dec 2024 |
| 26165 | Shell Calif. Prod. Inc. | | Oil Operator | Dec 1980 |
| 26166 | Shell Frontier Oil & Gas Inc. | Houston, TX 77001 | Oil & Gas Operator | Feb 1997 |
| 26167 | Shell Land & Energy Co. | Houston, TX 77001 | Oil & Gas Operator | Feb 1997 |
| 26168 | Shell Offshore Inc. | New Orleans, LA 70161 | Oil & Gas Operator | Jan 2008 |
| 26169 | Shell Oil Co. -Nola | | Oil & Gas Operator | Jun 2000 |
| 26170 | Shell Oil Company | Houston, TX 77210 | Oil & Gas Operator | Apr 2015 |
| 26171 | Shell Onshore Ventures Inc | Houston, TX 77210 | Gas Operator | Jun 2002 |
| 26172 | Shell Rocky Mountain Production LLC | Pinedale, WY 82941 | Oil & Gas Operator | Dec 2008 |
| 26173 | Shell Western E&P | Houston, TX 77001 | Oil & Gas Operator | Sep 2026 |
| 26174 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 26175 | Shell Western Expl & Prod Inc | Houston, TX 77251 | Oil & Gas Operator | Mar 2015 |
| 26176 | Shelley, Randall D. | Wichita, KS 67202 | Oil Operator | May 2026 |
| 26177 | Shelley, Richard W | Wichita Falls, TX 76310 | Oil & Gas Operator | Jun 2015 |
| 26178 | Shelly Energy Inc | Berwyn, PA 19312 | Oil & Gas Operator | Jul 2026 |
| 26179 | Shelly Oil & Gas Inc | Avonmore, PA 15618-9748 | Gas Operator | Dec 2025 |
| 26180 | Shelter Petroleum,Inc | | Oil & Gas Operator | Jun 2014 |
| 26181 | Shelton Alec & Glenda | Kiefer, OK 74041 | Oil & Gas Operator | May 2026 |
| 26182 | Shelton Brothers | Okmulgee, OK 74447-6110 | Oil & Gas Operator | Apr 2020 |
| 26183 | Shelton Dempsey L | Glenpool, OK 74033 | Oil & Gas Operator | Dec 2018 |
| 26184 | Shelton Dempsey W | Tulsa, OK 74119-4036 | Oil & Gas Operator | Mar 2015 |
| 26185 | Shelton Oil Company LLC | Collinsville, OK 74021-5619 | Oil Operator | Jun 2026 |
| 26186 | Shelton Oil Resources LLC | Tulsa, OK 74107-4874 | Oil & Gas Operator | Jun 2026 |
| 26187 | Shelton Resources Inc | Tulsa, OK 74119-4036 | Oil & Gas Operator | Feb 2008 |
| 26188 | Shelton, Charles M. | Baytown, TX 77521 | Oil & Gas Operator | Aug 2003 |
| 26189 | Shelton, Robert | Lacygne, KS 66040 | Oil Operator | Mar 2026 |
| 26190 | Shenandoah Energy Inc | Denver, CO 80265-1050 | Oil & Gas Operator | Dec 2014 |
| 26191 | Shenandoah Oil Corporation | | Oil & Gas Operator | Jun 1979 |
| 26192 | Shenandoah Oil, Inc. (I) | Midland, TX 79710 | Oil & Gas Operator | Apr 1996 |
| 26193 | Shenandoah Petroleum Corporation | Midland, TX 79705 | Oil & Gas Operator | Sep 2026 |
| 26194 | Shenandoah Resources LLC | Houston, TX 77086 | Oil & Gas Operator | Apr 2020 |
| 26195 | Shepard James | Beggs, OK 74421 | Oil & Gas Operator | Feb 2024 |
| 26196 | Shepler & Thomas | | Oil & Gas Operator | Oct 1992 |
| 26197 | Shepler & Thomas, Inc. | Edmond, OK 73013 | Oil & Gas Operator | May 2026 |
| 26198 | Shepperd, William M. | Houston, TX 77279 | Oil & Gas Operator | Sep 2012 |
| 26199 | Sher-Lon Corpora | | Oil Operator | Apr 1994 |
| 26200 | Sheri-Di Product | | Oil Operator | Apr 1994 |