| 26001 | Sharples Phillip T Trust | Denver, CO 80264 | Oil & Gas Operator | Nov 2020 |
| 26002 | Shattuck SWD LLC | Shattuck, OK 73858-0848 | Oil Operator | Mar 2022 |
| 26003 | Shattuck, Frank E. & Carol D. | Eden, NY 14057 | Gas Operator | Dec 2024 |
| 26004 | Shaver Tommy L | Kingfisher, OK 73750-9612 | Oil & Gas Operator | Apr 2015 |
| 26005 | Shaw George R | | Oil & Gas Operator | Mar 1992 |
| 26006 | Shaw Robert Lesl | | Oil Operator | Oct 1989 |
| 26007 | Shaw Thomas P | Tulsa, OK 74105-7327 | Oil & Gas Operator | Mar 2015 |
| 26008 | Shaw, George R. (Deceased) | Wichita, KS 67202 | Gas Operator | Dec 2009 |
| 26009 | Shaw, T. G. Oil Company, LTD. | Fort Worth, TX 76113 | Oil & Gas Operator | Jun 2026 |
| 26010 | Shaw-Laird, LLC | | Oil & Gas Operator | Jan 2017 |
| 26011 | Shawmar Oil & Gas Co., Inc. | Sunnyvale, TX 75182 | Oil & Gas Operator | Dec 2023 |
| 26012 | Shawmar Oil Comp | | Oil & Gas Operator | Feb 1995 |
| 26013 | Shawmut Production Corporation | Pittsburgh, PA 15219-1913 | Oil & Gas Operator | Jan 2003 |
| 26014 | Shawnee Investment Company, Inc. | Council Grove, KS 66846 | Oil Operator | Apr 2002 |
| 26015 | Shawnee Oil Development Co Inc | | Oil & Gas Operator | Dec 2025 |
| 26016 | Shawver & Shawver | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 26017 | Shawver & Son Inc | Oklahoma City, OK 73154-0778 | Oil & Gas Operator | Dec 2025 |
| 26018 | Shawver Energy Inc | Oklahoma City, OK 73154-0683 | Oil & Gas Operator | Apr 2014 |
| 26019 | Shearer James I | Blairsville, PA 15717-0337 | Oil & Gas Operator | Dec 2003 |
| 26020 | Shearer Oil Company | Graham, TX 76450 | Oil & Gas Operator | May 2002 |
| 26021 | Shearhart, Gary L. | Havana, KS 67347 | Oil Operator | Oct 2001 |
| 26022 | Shebester Inc | Maysville, OK 73057 | Oil & Gas Operator | Nov 1998 |
| 26023 | Shed Oil Company | Electra, TX 76360 | Oil Operator | Jun 2026 |
| 26024 | Sheedy Energy Production Company | | Oil Operator | Feb 2026 |
| 26025 | Sheedy, John D. | North Tonawanda, NY 14120 | Gas Operator | Dec 2024 |
| 26026 | Sheel Oil Compan | | Oil Operator | Jan 1985 |
| 26027 | Sheer Energy, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 26028 | Sheets Exploration Co., Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2016 |
| 26029 | Sheets George M & Judith A | Tonkawa, OK 74653 | Oil & Gas Operator | Feb 2026 |
| 26030 | Sheets, P. A. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 1994 |
| 26031 | Sheffler Industries | Phoenix, AZ 85013 | Oil Operator | Aug 1999 |
| 26032 | Shefts & Shefts, Inc. | Luling, TX 78648 | Oil & Gas Operator | Jun 2026 |
| 26033 | Shelburne Oil Company | Oklahoma City, OK 73116-7639 | Gas Operator | Feb 2020 |
| 26034 | Shelby Boswell Operator, LLC | Dallas, TX 75225 | Oil & Gas Operator | Jun 2026 |
| 26035 | Shelby H. Loe, SR. Oil Co. | | Oil Operator | Jul 1989 |
| 26036 | Shelby Operating Company | Dallas, TX 75205 | Oil & Gas Operator | Jun 2026 |
| 26037 | Shelby Operating, Inc. | Flower Mound, TX 75028 | Oil & Gas Operator | Jul 1997 |
| 26038 | Shelby Production Co. | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2009 |
| 26039 | Shelby Production, Inc. | Kilgore, TX 75663 | Gas Operator | Jun 2026 |
| 26040 | Shelby Resources LLC | Denver, CO 80207 | Oil & Gas Operator | Feb 2026 |
| 26041 | Shelby, Michael H. | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2026 |
| 26042 | Shelco | Maysville, MO 64469 | Oil & Gas Operator | May 2021 |
| 26043 | Sheldon Brothers Agency | Salina, KS 67402 | Oil Operator | May 1998 |
| 26044 | Sheldon Resources, L.P. | Bryan, TX 77805 | Oil & Gas Operator | Jun 2026 |
| 26045 | Shelex Drilling Inc | Lexington, KY 40523 | Oil & Gas Operator | Dec 2025 |
| 26046 | Shelf Energy, LLC | | Oil & Gas Operator | Dec 2024 |
| 26047 | Shell Calif. Prod. Inc. | | Oil Operator | Dec 1980 |
| 26048 | Shell Frontier Oil & Gas Inc. | Houston, TX 77001 | Oil & Gas Operator | Feb 1997 |
| 26049 | Shell Land & Energy Co. | Houston, TX 77001 | Oil & Gas Operator | Feb 1997 |
| 26050 | Shell Offshore Inc. | New Orleans, LA 70161 | Oil & Gas Operator | Jan 2008 |
| 26051 | Shell Oil Co. -Nola | | Oil & Gas Operator | Jun 2000 |
| 26052 | Shell Oil Company | Houston, TX 77210 | Oil & Gas Operator | Apr 2015 |
| 26053 | Shell Onshore Ventures Inc | Houston, TX 77210 | Gas Operator | Jun 2002 |
| 26054 | Shell Rocky Mountain Production LLC | Pinedale, WY 82941 | Oil & Gas Operator | Dec 2008 |
| 26055 | Shell Western E&P | Houston, TX 77001 | Oil & Gas Operator | Jun 2026 |
| 26056 | Shell Western E&P Inc. | Houston, TX 77001 | Oil & Gas Operator | May 2011 |
| 26057 | Shell Western Expl & Prod Inc | Houston, TX 77251 | Oil & Gas Operator | Mar 2015 |
| 26058 | Shelley, Randall D. | Wichita, KS 67202 | Oil Operator | Feb 2026 |
| 26059 | Shelley, Richard W | Wichita Falls, TX 76310 | Oil & Gas Operator | Jun 2015 |
| 26060 | Shelly Energy Inc | Berwyn, PA 19312 | Oil & Gas Operator | Mar 2026 |
| 26061 | Shelly Oil & Gas Inc | Avonmore, PA 15618-9748 | Gas Operator | Dec 2025 |
| 26062 | Shelter Petroleum,Inc | | Oil & Gas Operator | Jun 2014 |
| 26063 | Shelton Alec & Glenda | Kiefer, OK 74041 | Oil & Gas Operator | Aug 2025 |
| 26064 | Shelton Brothers | Okmulgee, OK 74447-6110 | Oil & Gas Operator | Apr 2020 |
| 26065 | Shelton Dempsey L | Glenpool, OK 74033 | Oil & Gas Operator | Dec 2018 |
| 26066 | Shelton Dempsey W | Tulsa, OK 74119-4036 | Oil & Gas Operator | Mar 2015 |
| 26067 | Shelton Oil Company LLC | Collinsville, OK 74021-5619 | Oil Operator | Mar 2026 |
| 26068 | Shelton Oil Resources LLC | Tulsa, OK 74107-4874 | Oil & Gas Operator | Jan 2026 |
| 26069 | Shelton Resources Inc | Tulsa, OK 74119-4036 | Oil & Gas Operator | Feb 2008 |
| 26070 | Shelton, Charles M. | Baytown, TX 77521 | Oil & Gas Operator | Aug 2003 |
| 26071 | Shelton, Robert | Lacygne, KS 66040 | Oil Operator | Sep 2025 |
| 26072 | Shenandoah Energy Inc | Denver, CO 80265-1050 | Oil & Gas Operator | Dec 2014 |
| 26073 | Shenandoah Oil Corporation | | Oil & Gas Operator | Jun 1979 |
| 26074 | Shenandoah Oil, Inc. (I) | Midland, TX 79710 | Oil & Gas Operator | Apr 1996 |
| 26075 | Shenandoah Petroleum Corporation | Midland, TX 79705 | Oil & Gas Operator | Jun 2026 |
| 26076 | Shenandoah Resources LLC | Houston, TX 77086 | Oil & Gas Operator | Apr 2020 |
| 26077 | Sheneeda Energy, LLC | O Brien, TX 79539 | Oil Operator | Jun 2025 |
| 26078 | Shepard James | Beggs, OK 74421 | Oil & Gas Operator | Feb 2024 |
| 26079 | Shepler & Thomas | | Oil & Gas Operator | Oct 1992 |
| 26080 | Shepler & Thomas, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Feb 2026 |
| 26081 | Shepperd, William M. | Houston, TX 77279 | Oil & Gas Operator | Sep 2012 |
| 26082 | Sher-Lon Corpora | | Oil Operator | Apr 1994 |
| 26083 | Sheri-Di Product | | Oil Operator | Apr 1994 |
| 26084 | Sheridan Energy,Inc. | Houston, TX 77002 | Oil & Gas Operator | Feb 2000 |
| 26085 | Sheridan Production Co III, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2026 |
| 26086 | Sheridan Production Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Feb 2026 |
| 26087 | Sherley, O. C. | Megargel, TX 76370 | Oil & Gas Operator | Aug 2003 |
| 26088 | Sherman F Wagenseller | Denver, CO 80210 | Gas Operator | Apr 2016 |
| 26089 | Sherman Havens | | Oil & Gas Operator | Dec 2025 |
| 26090 | Sherman Larry Oil Company | Chandler, OK 74834 | Oil & Gas Operator | Mar 2015 |
| 26091 | Sherman Michael | Canton, OH 44735 | Oil & Gas Operator | Dec 2007 |
| 26092 | Sherman Oil & Gas Co Inc | Chandler, OK 74834-0571 | Oil & Gas Operator | Apr 2020 |
| 26093 | Sherman Oil & Gas, L.L.C. | Chandler, OK 74834 | Oil & Gas Operator | Mar 2026 |
| 26094 | Sherman Oil Company LLC | Wichita Falls, TX 76308 | Oil Operator | Apr 2025 |
| 26095 | Sherman, L. B. | Early, TX 76803 | Oil & Gas Operator | Jun 1998 |
| 26096 | Sherred Homer G And Fleeharty Willie W | | Oil & Gas Operator | Jun 1991 |
| 26097 | Sherrill Bob G | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2015 |
| 26098 | Sherry'S Oil Company | Terral, OK 73569 | Oil Operator | Oct 2000 |
| 26099 | Shertzer Charles F | Kilgore, TX 75662 | Oil Operator | Nov 2005 |
| 26100 | Shewey, C. F., Agent | | Oil & Gas Operator | Dec 2008 |