| 27901 | Stanton, Joni R | | Oil Operator | Feb 2025 |
| 27902 | Staples, James W. | Tuleta, TX 78162 | Oil & Gas Operator | Sep 2014 |
| 27903 | Staples, James W. Prod. Co. | Tuleta, TX 78162 | Oil & Gas Operator | May 2025 |
| 27904 | Staples, Tommy Oil Co. | Pettus, TX 78146 | Oil & Gas Operator | Mar 2008 |
| 27905 | Star Acquisition VII, LLC | Littleton, CO 801249743 | Oil & Gas Operator | Jul 2007 |
| 27906 | Star Energy Inc | Dayton, PA 16222-4325 | Oil & Gas Operator | Dec 2024 |
| 27907 | Star Expl Corp | Columbus, OH 43229 | Oil & Gas Operator | Dec 1988 |
| 27908 | Star Falcon Oil Co. | | Oil Operator | Feb 1986 |
| 27909 | Star Of Texas Energy SRVS, Inc. | Austin, TX 78702 | Oil & Gas Operator | May 2025 |
| 27910 | Star Oil & Gas | Ben Bolt, TX 78342 | Oil & Gas Operator | May 2025 |
| 27911 | Star Oil & Gas, Inc. | | Oil & Gas Operator | Sep 1995 |
| 27912 | Star Oil And Gas LTD | Racine, OH 45771 | Oil & Gas Operator | Dec 2023 |
| 27913 | Star Oil Company | Wichita, KS 67230 | Oil & Gas Operator | Mar 2025 |
| 27914 | Star Oil Operating Company LLC | Laramie, WY 82073 | Oil & Gas Operator | Apr 2025 |
| 27915 | Star One Energy, Inc. | Fort Worth, TX 76163 | Oil & Gas Operator | May 2012 |
| 27916 | Star Operating, Inc | Fort Worth, TX 76185 | Oil & Gas Operator | May 2025 |
| 27917 | Star Production, Inc. | Dallas, TX 75360 | Oil & Gas Operator | May 2025 |
| 27918 | Star Resources LLC | Englewood, CO 80155-5185 | Oil & Gas Operator | Dec 2013 |
| 27919 | Star Resources, LTD. | Wichita, KS 67202 | Oil Operator | Nov 2002 |
| 27920 | Star Royalty Company | Oklahoma City, OK 73177 | Gas Operator | Sep 1998 |
| 27921 | Star-Jet Co. | Gainesville, TX 76240 | Oil Operator | May 2025 |
| 27922 | Starbrite Energy LLC | Enid, OK 73702-0549 | Oil & Gas Operator | Oct 2018 |
| 27923 | Starco Exploration, Inc. | Dallas, TX 75360 | Oil & Gas Operator | May 2025 |
| 27924 | Stardust Leasing, Inc. | Richmond, TX 77469 | Oil & Gas Operator | Jul 1999 |
| 27925 | Stargas Co | Tulsa, OK 74136-5407 | Oil & Gas Operator | Aug 2013 |
| 27926 | Stark Oil Properties | Asher, OK 74826 | Oil & Gas Operator | Jan 1997 |
| 27927 | Stark Petroleum | Tuleta, TX 78162 | Oil & Gas Operator | May 2025 |
| 27928 | Stark, Eric | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 27929 | Starkey Oilfield Service, Inc. | Sweet Home, TX 77987 | Oil & Gas Operator | Aug 2004 |
| 27930 | Starks Leslie | Wetumka, OK 74883-0003 | Oil & Gas Operator | Oct 1995 |
| 27931 | Starlight Resources LLC | | Oil & Gas Operator | Jun 2006 |
| 27932 | Starlight Ridge | Whitesboro, TX 76273 | Oil & Gas Operator | May 2025 |
| 27933 | Starr Operating Company | Austin, TX 78759 | Oil & Gas Operator | May 2025 |
| 27934 | Starr Operating, LLC | San Antonio, TX 78209 | Oil & Gas Operator | May 2025 |
| 27935 | Starrak Operating Company, Inc. | Midland, TX 79706 | Oil & Gas Operator | Jun 1999 |
| 27936 | Startap, Inc. | Conroe, TX 77305 | Oil Operator | May 2025 |
| 27937 | Startex Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | May 2025 |
| 27938 | Stasney Well Service, LLC | Albany, TX 76430 | Oil & Gas Operator | May 2025 |
| 27939 | Stasney, H. R. & Sons, LTD. | Albany, TX 76430 | Oil & Gas Operator | May 2025 |
| 27940 | State Energy & Investment Inc. | | Oil & Gas Operator | Mar 1990 |
| 27941 | State Lands Commission | | Oil & Gas Operator | Feb 2025 |
| 27942 | State Line Exploration, LLC | | Oil & Gas Operator | Feb 2025 |
| 27943 | State Line Vacuum Services, LLC | | Oil Operator | Mar 2021 |
| 27944 | State Oil Company | | Oil & Gas Operator | Mar 2006 |
| 27945 | States Exploration Inc | | Oil Operator | Jul 1985 |
| 27946 | Stateside Energy Group LLC | North Miami Beach, FL 33435 | Oil & Gas Operator | Dec 2023 |
| 27947 | Statex Operating, LLC | Dallas, TX 75229 | Oil & Gas Operator | Mar 2007 |
| 27948 | Statex Petroleum Inc | Dallas, TX 75229 | Oil & Gas Operator | Dec 2000 |
| 27949 | Statia Enterprises, Inc | Irving, TX 75014 | Oil & Gas Operator | May 2025 |
| 27950 | Statoil Exploration (Us) Inc. | | Oil & Gas Operator | Jul 1997 |
| 27951 | Statoil Oil & Gas LP | Austin, TX 78730 | Oil & Gas Operator | Oct 2018 |
| 27952 | Statoil Texas Onshore Prop LLC | Austin, TX 78730 | Oil & Gas Operator | Dec 2018 |
| 27953 | Statoil USA Onshore Properties Inc | Austin, TX 78730 | Oil & Gas Operator | Jun 2018 |
| 27954 | Staton Petroleum Inc | | Oil & Gas Operator | Dec 1994 |
| 27955 | Status Oil Well, Inc. | Charlotte, NC 28270 | Oil & Gas Operator | Dec 2011 |
| 27956 | Staub, Larry | Richardson, TX 75080 | Oil & Gas Operator | Aug 2003 |
| 27957 | Staub, Larry, Inc. | Azle, TX 76020 | Oil & Gas Operator | May 2025 |
| 27958 | Stauffer Oil & G | | Oil Operator | Jun 1987 |
| 27959 | Stauros Operating Company | Edmond, OK 73083-2707 | Oil & Gas Operator | Mar 2001 |
| 27960 | Stauter, Richard J. | Greeley, CO 80634 | Gas Operator | Apr 1996 |
| 27961 | STB Energy Inc. | Tulsa, OK 74105 | Oil & Gas Operator | Jul 2008 |
| 27962 | STD Steel | Latrobe, PA 15650-0071 | Oil & Gas Operator | Dec 2002 |
| 27963 | Steadfast Oil & Gas, LLC | Midland, TX 79707 | Oil & Gas Operator | Oct 2022 |
| 27964 | Stealth Energy Inc | Billings, MT 59101 | Oil Operator | Dec 2011 |
| 27965 | Stealth Energy USA Inc | Billings, MT 59104 | Oil Operator | Dec 2017 |
| 27966 | Stealth Onsite Solutions LLC | Pasadena, TX 77505 | Oil Operator | May 2025 |
| 27967 | Stealth, Inc. | Cross Plains, TX 76443 | Gas Operator | Mar 1997 |
| 27968 | Steamboat Oil And Gas LLC | Gillette, WY 82717 | Oil Operator | Mar 2025 |
| 27969 | Stearns | Crossroads, NM 88114 | Oil & Gas Operator | Dec 2024 |
| 27970 | Stearns Oil Company LLC | Willison, ND 58801 | Oil & Gas Operator | Mar 2025 |
| 27971 | Stearns Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Oct 1993 |
| 27972 | Steaua Romana (Us) Inc. | | Oil & Gas Operator | Apr 1987 |
| 27973 | Stebell, Jean M. | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 27974 | Stebeth Gas Production, Inc. | Beaumont, KS 67012 | Oil Operator | May 1996 |
| 27975 | Steckel Oil, LLC | Russell, KS 67665 | Oil Operator | Jan 2025 |
| 27976 | Stecklein Oil Co | | Oil Operator | Jul 1993 |
| 27977 | Stecklein Oil Company, A General Partnership | Hays, KS 67601 | Oil Operator | Dec 2024 |
| 27978 | Stedman Energy Inc | Chautauqua, NY 14722 | Oil & Gas Operator | Dec 2024 |
| 27979 | Stedman Oil & Gas LLC | Hobart, OK 73651-1624 | Oil & Gas Operator | Mar 2015 |
| 27980 | Steele Jr Guy M Test Trust | Dallas, TX 75214-3756 | Gas Operator | Mar 2018 |
| 27981 | Steele VIctor Patterson | Wewoka, OK 74884-0560 | Oil & Gas Operator | Jan 2001 |
| 27982 | Steele, Mark E. | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 27983 | Stefanik A Louis | Vandergrift, PA 15690-0476 | Oil & Gas Operator | Dec 2008 |
| 27984 | Steffen Resource Development, LLC | Hutchinson, KS 67502 | Oil & Gas Operator | Jan 2025 |
| 27985 | Steffey, John E | Glasgow, KY 42141 | Oil Operator | Dec 2023 |
| 27986 | Stehle Oil Company | | Oil Operator | Jun 2021 |
| 27987 | Steimle, Peter C. | Auburn, NY 13021 | Gas Operator | Dec 2023 |
| 27988 | Steinberger Bros., Inc. | Independence, KS 67301 | Oil Operator | Dec 2009 |
| 27989 | Steinberger Oil Company | Independence, KS 67301 | Oil & Gas Operator | May 2002 |
| 27990 | Steinberger, D. | Windthorst, TX 76389 | Oil & Gas Operator | Oct 1995 |
| 27991 | Steinberger, Gerald | Windthorst, TX 76389 | Oil & Gas Operator | Sep 2007 |
| 27992 | Steindorf, Bert Oil & Gas Co. | Floresville, TX 78114 | Oil & Gas Operator | May 2025 |
| 27993 | Steiner Oil And Gas | Lincolnville, KS 66858 | Oil Operator | Jan 1999 |
| 27994 | Steinforth, Loren | Yates Center, KS 66783 | Oil Operator | Sep 2014 |
| 27995 | Steinle Oil | | Oil Operator | Aug 2021 |
| 27996 | Steinman, Frank C. | Electra, TX 76360 | Oil & Gas Operator | May 2025 |
| 27997 | Steinwachs SR, James M | Robards, KY 42452 | Oil Operator | Dec 2023 |
| 27998 | Stekoll Oil & Gas, LTD. | | Oil Operator | Jun 1963 |
| 27999 | Stekoll Petroleu | | Oil Operator | Oct 1985 |
| 28000 | Stelbar Oil Corp | Wichita, KS 67206 | Oil & Gas Operator | Aug 1995 |