| 28801 | Sweet Crude Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Dec 2025 |
| 28802 | Sweet Texas T Energy LLC | Clyde, TX 79510 | Oil Operator | Dec 2025 |
| 28803 | Sweetwater Drilling Co., Inc. | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2025 |
| 28804 | Sweetwater Exploration LLC | Norman, OK 73069-5636 | Oil & Gas Operator | Oct 2025 |
| 28805 | Sweetwater Production, Inc. | San Angelo, TX 76906 | Oil & Gas Operator | Dec 2025 |
| 28806 | Swenco-Western I | | Oil Operator | Sep 1987 |
| 28807 | Swenco-Western Inc | Houston, TX 77060 | Oil & Gas Operator | Jan 1997 |
| 28808 | Swenson Backhoe Service, Inc. | Electra, TX 76360 | Oil Operator | Dec 2025 |
| 28809 | Swenson, Clifford E. | Henrietta, TX 76365 | Oil & Gas Operator | Dec 2025 |
| 28810 | Swenton Michael J | Tulsa, OK 74105 | Oil & Gas Operator | Oct 2025 |
| 28811 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 28812 | Swepi LP And Miller Brothers | | Oil & Gas Operator | Oct 1992 |
| 28813 | Swepi/Western Division | Houston, TX 77210 | Oil & Gas Operator | Aug 1984 |
| 28814 | Swevco-Sabw LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 28815 | Swiess & Thomas | San Antonio, TX 78247 | Oil Operator | Dec 2025 |
| 28816 | Swift A W & Company Inc | Sand Springs, OK 74063-5124 | Oil Operator | Jun 2003 |
| 28817 | Swift Energy Com | | Oil & Gas Operator | Sep 1995 |
| 28818 | Swift Energy Company | Houston, TX 77060 | Oil & Gas Operator | Mar 2021 |
| 28819 | Swift Energy Operating, LLC | Houston, TX 77079 | Oil & Gas Operator | Jun 2017 |
| 28820 | Swinea Well Service Inc | Drumright, OK 74030 | Oil & Gas Operator | Mar 2015 |
| 28821 | Swingle Drilling Inc | Crooksville, OH 43731 | Oil & Gas Operator | Dec 2024 |
| 28822 | Swinkwood Oil Co | | Oil Operator | Apr 2015 |
| 28823 | SWJN Oil Company | Kilgore, TX 75663 | Oil Operator | Dec 2025 |
| 28824 | SWN Production (Louisiana), LLC | | Oil & Gas Operator | Dec 2024 |
| 28825 | SWN Production (Ohio), LLC | Morgantown, WV 26508 | Oil & Gas Operator | Mar 2024 |
| 28826 | SWN Production Company, LLC | Spring, TX 77391 | Oil & Gas Operator | Oct 2025 |
| 28827 | SWN Production LLC | Spring, TX 77389-4954 | Oil & Gas Operator | Feb 2022 |
| 28828 | Swo & Ism, LLC | | Oil & Gas Operator | Dec 2021 |
| 28829 | Swope Corp. | Austin, TX 78735 | Oil & Gas Operator | Dec 2025 |
| 28830 | Swordfish Energy Operating, LLC | Houston, TX 77060 | Oil & Gas Operator | Dec 2025 |
| 28831 | SWS | Humble, TX 77338 | Oil Operator | Dec 2025 |
| 28832 | SWS Operating LLC | Lawton, OK 73501-3236 | Oil Operator | Sep 2024 |
| 28833 | SWV Energy Operating LLC | Spring, TX 77379 | Gas Operator | Dec 2018 |
| 28834 | SX54, LLC | Sheridan, WY 82801 | Oil Operator | Nov 2017 |
| 28835 | Sycamore Development Partners LLC | | Oil & Gas Operator | Nov 2025 |
| 28836 | Sydri Operating, LLC | Dallas, TX 75231 | Oil & Gas Operator | Dec 2025 |
| 28837 | Sydson D'Oro Exploration Co. | Houston, TX 77079 | Oil & Gas Operator | Jan 1992 |
| 28838 | Sydson Energy, Inc. | Houston, TX 77027 | Oil & Gas Operator | Dec 2025 |
| 28839 | Syj Oil & Gas | San Antonio, TX 78209 | Oil Operator | Sep 2000 |
| 28840 | Syj Oil & Gas, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2025 |
| 28841 | Sylvan Energy, LLC | Pittsburgh, PA 15211 | Oil & Gas Operator | Dec 2025 |
| 28842 | Sylvan Oil Operating Company | Tulsa, OK 74103-3516 | Oil & Gas Operator | Apr 2016 |
| 28843 | Sylves Robert J | New Florence, PA 15944-7950 | Gas Operator | Dec 2016 |
| 28844 | Sylvite Corp | Tulsa, OK 741363908 | Oil & Gas Operator | Dec 2000 |
| 28845 | Symank, Steve | Olney, TX 76374 | Oil & Gas Operator | Dec 2025 |
| 28846 | Symba American Oil, Inc | Houston, TX 77056 | Oil Operator | Dec 2025 |
| 28847 | Synd Enterprises Inc | Lakewood, NY 14750-9613 | Oil & Gas Operator | Dec 2006 |
| 28848 | Syndex Resources, Inc. | Wellesley, MA 02181-000 | Oil & Gas Operator | Dec 2021 |
| 28849 | Synergex Inc | Oklahoma City, OK 73134 | Oil & Gas Operator | Sep 2025 |
| 28850 | Synergy Development Corp | | Oil Operator | Apr 2011 |
| 28851 | Synergy Offshore LLC | Houston, TX 77024 | Oil & Gas Operator | Feb 2022 |
| 28852 | Synergy Oil & Gas LLC | | Oil & Gas Operator | Oct 2025 |
| 28853 | Synergy Oil & Gas, Inc. | Houston, TX 77024 | Oil & Gas Operator | Nov 2019 |
| 28854 | Synergy Oil & Gas, Inc. (A) | Houston, TX 77024 | Oil & Gas Operator | Aug 2001 |
| 28855 | Synergy Oil & Gas, L.P. | Houston, TX 77024 | Oil & Gas Operator | May 2012 |
| 28856 | Synergy Operating Co., LLC | Dallas, TX 75225 | Oil & Gas Operator | Dec 2025 |
| 28857 | Synergy Operating LLC | Farmington, NM 87499 | Oil & Gas Operator | Jul 2024 |
| 28858 | Synergy Production Company | Houston, TX 77024 | Oil & Gas Operator | Jan 1996 |
| 28859 | Synergy Resources | Artesia, NM 88210 | Oil & Gas Operator | Jan 2015 |
| 28860 | Syntax Energy Corporation | Denton, TX 76210 | Oil Operator | Dec 2025 |
| 28861 | Synthetic Energy Corporation | Houston, TX 77006 | Oil Operator | Dec 2025 |
| 28862 | Szumigala, Edward R. & Ruth A. | Dunkirk, NY 14048 | Gas Operator | Dec 2024 |
| 28863 | T & A Resources LLC | Salyersville, KY 41465 | Oil Operator | Dec 2023 |
| 28864 | T & B Drilling, Inc | Columbia, KY 42728 | Oil Operator | Dec 2023 |
| 28865 | T & B Oil Company Inc | Ardmore, OK 73401-3709 | Oil & Gas Operator | Apr 2015 |
| 28866 | T & B Resources | | Oil & Gas Operator | Jul 1990 |
| 28867 | T & C MFG. & Operating, Inc. | Great Bend, KS 67530 | Oil Operator | May 2022 |
| 28868 | T & C Oil, Inc. | Lubbock, TX 79424 | Oil & Gas Operator | Apr 2024 |
| 28869 | T & D Oil | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 28870 | T & D Oil Co. | Victoria, KS 67671 | Oil Operator | Apr 1996 |
| 28871 | T & D Oil Compan | | Oil Operator | Jan 1992 |
| 28872 | T & D Oil LLC (Osage Only) | | Oil & Gas Operator | Sep 2025 |
| 28873 | T & F Exploration, LP | Pittsburgh, PA 15241-1375 | Oil & Gas Operator | Oct 2025 |
| 28874 | T & F Oil Company | | Oil Operator | Jan 2025 |
| 28875 | T & F Oil Company, LLC | | Oil Operator | Oct 2011 |
| 28876 | T & G Energy LLC | Dallas, TX 75230 | Oil Operator | Nov 2010 |
| 28877 | T & G Holding LLC | Pauls Valley, OK 73075-8663 | Oil & Gas Operator | Mar 2015 |
| 28878 | T & G Oil Operations LLC | | Oil Operator | Jun 2025 |
| 28879 | T & G Oil, Inc. | White Oak, TX 75693 | Oil & Gas Operator | Dec 2010 |
| 28880 | T & H Drilling | Middleport, OH 45760 | Oil & Gas Operator | Dec 2009 |
| 28881 | T & I Petroleum Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2005 |
| 28882 | T & J Oil Production, L.L.C. | Lone Grove, OK 73443 | Oil & Gas Operator | Oct 2025 |
| 28883 | T & J Operating | Ada, OK 74821-1547 | Oil Operator | Feb 2012 |
| 28884 | T & K Oil Inc | Stephens, AR 71764 | Oil Operator | Jan 2025 |
| 28885 | T & L Oil Production | | Oil Operator | Jan 2025 |
| 28886 | T & L Production | | Oil Operator | May 1987 |
| 28887 | T & L Production Company | | Oil Operator | Feb 1984 |
| 28888 | T & M Gauging | | Oil Operator | Oct 2006 |
| 28889 | T & M Oil & Royalty | Ada, OK 74820 | Oil & Gas Operator | Sep 2025 |
| 28890 | T & M Oil Company | Midlothian, TX 76065 | Oil & Gas Operator | Dec 2025 |
| 28891 | T & O Gas Co | | Oil Operator | May 2001 |
| 28892 | T & P Exploration | Addison, TX 75006 | Oil & Gas Operator | Aug 1993 |
| 28893 | T & P Oil & Gas, L.L.C. | Overland Park, KS 66212 | Oil Operator | Dec 2009 |
| 28894 | T & R Investments, Inc. | Borger, TX 79008 | Oil & Gas Operator | Nov 1995 |
| 28895 | T & R Oil Company, A General Partnership | Moline, KS 67353 | Oil Operator | Dec 2019 |
| 28896 | T & S Oil & Gas, LLC | Graham, TX 76450 | Gas Operator | Dec 2025 |
| 28897 | T & T Compression Inc | Clymer, PA 15728-1014 | Gas Operator | Dec 2024 |
| 28898 | T & T Contracting Dba Hulman Contracting, LLC | Rockfield, KY 42274 | Oil & Gas Operator | Dec 2023 |
| 28899 | T & T Oil Co. | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2002 |
| 28900 | T & T Production Co. | Victoria, TX 77902 | Oil & Gas Operator | Feb 1995 |