| 27901 | Tarpon Oil Company | Fort Worth, TX 76107 | Oil & Gas Operator | Mar 2017 |
| 27902 | Tarpon Oil Of Texas | | Oil & Gas Operator | Aug 1994 |
| 27903 | Tarrant Operators, Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 1994 |
| 27904 | Tarrant Tracy Dba Trace Oil | Crescent, OK 73028-0707 | Oil & Gas Operator | Feb 2021 |
| 27905 | Tartan Oil Co | Carmi, IL 62821 | Oil & Gas Operator | Dec 2022 |
| 27906 | Tartan Resources Corporation | Houston, TX 77251 | Oil & Gas Operator | Oct 1995 |
| 27907 | Tarter Bros | Dunnville, KY 42528 | Oil Operator | Dec 2022 |
| 27908 | Tarter, Donald & David | Dunnville, KY 42528 | Oil Operator | Dec 2020 |
| 27909 | Tarter, Kenneth & Cheryl | Columbia, KY 42728 | Oil Operator | Dec 2022 |
| 27910 | Tarwater Oil & Gas LLC | | Oil & Gas Operator | Dec 2023 |
| 27911 | Tasca Exploration Company | Houston, TX 77257 | Oil & Gas Operator | Jun 2002 |
| 27912 | Tascosa Energy Partners, L.L.C | Midland, TX 79701 | Oil & Gas Operator | Jan 2024 |
| 27913 | Tascosa Petroleum Corporation | Amarillo, TX 79105 | Oil & Gas Operator | Apr 2024 |
| 27914 | Tat, Inc. | Oklahoma City, OK 73127 | Oil & Gas Operator | Feb 2023 |
| 27915 | Tatanka Operating, LLC | Whitesboro, TX 76273 | Oil & Gas Operator | Apr 2024 |
| 27916 | Tatco Petroleum Oper Inc | Canton, OH 44735 | Oil & Gas Operator | Dec 1989 |
| 27917 | Tatco, Inc. | | Oil & Gas Operator | May 1991 |
| 27918 | Tate Gas Company | Glenville, WV 26351-0000 | Oil & Gas Operator | Dec 2021 |
| 27919 | Tate, Larry V. Operating, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | Apr 2002 |
| 27920 | Tatonka Oil Co LLC | Columbus, OH 43201-3684 | Oil & Gas Operator | Dec 2019 |
| 27921 | Tatum Petroleum Co LLC | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2018 |
| 27922 | Tatum Petroleum Corporation | Zanesville, OH 43702 | Oil & Gas Operator | Dec 2008 |
| 27923 | Tau Ventures | Tulsa, OK 74105-1026 | Oil & Gas Operator | Dec 2023 |
| 27924 | Taubert & Steed | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 2001 |
| 27925 | Taurus Exploration U.S.A., Inc. | Midland, TX 79705 | Oil & Gas Operator | Nov 1998 |
| 27926 | Taurus Exploration, Inc. | | Oil & Gas Operator | Nov 2023 |
| 27927 | Taurus Minerals, Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
| 27928 | Taurus Oil Compa | | Oil Operator | Oct 1994 |
| 27929 | Taurus Operating, Inc. | Midland, TX 79710 | Oil & Gas Operator | Apr 2024 |
| 27930 | Taurus Petr-Fieldcrest Petr | | Oil & Gas Operator | Apr 1989 |
| 27931 | Taurus Petroleum | | Oil & Gas Operator | Jul 1987 |
| 27932 | Taurus Petroleum, Inc. (A) | San Antonio, TX 78259 | Oil & Gas Operator | Jul 1996 |
| 27933 | Tauy Oil, Inc | Baldwin City, KS 66006 | Oil Operator | Dec 2023 |
| 27934 | Tawa Operating Co., Inc. | Mertzon, TX 76941 | Oil & Gas Operator | May 2019 |
| 27935 | Tayco Petroleum | Abilene, TX 79608 | Oil & Gas Operator | Nov 1996 |
| 27936 | Taylor & Smith | Gainesville, TX 76240 | Oil & Gas Operator | Apr 2024 |
| 27937 | Taylor Clifford E Dba White Palace Energy | | Oil & Gas Operator | Jan 2024 |
| 27938 | Taylor Energy Co. | | Oil & Gas Operator | May 1991 |
| 27939 | Taylor Energy Corporation | Amarillo, TX 79114 | Oil & Gas Operator | Feb 1999 |
| 27940 | Taylor Explorati | | Oil & Gas Operator | Jun 1985 |
| 27941 | Taylor Florence | | Oil Operator | Mar 1995 |
| 27942 | Taylor International Inc | Drumright, OK 74030-1173 | Oil & Gas Operator | Mar 2020 |
| 27943 | Taylor James A | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2013 |
| 27944 | Taylor John A | | Oil & Gas Operator | Jan 2016 |
| 27945 | Taylor Lee | MT Gilead, OH 43338 | Oil Operator | Dec 1993 |
| 27946 | Taylor Oil & Gas Serv | Snyder, TX 79549 | Oil Operator | Apr 2024 |
| 27947 | Taylor Oil Co. | Edmond, OK 73034 | Oil & Gas Operator | Dec 2023 |
| 27948 | Taylor Petroleum LLC | Crescent, OK 73028-0340 | Oil & Gas Operator | Dec 2016 |
| 27949 | Taylor Production Company | Collinsville, OK 74021 | Oil Operator | Nov 1998 |
| 27950 | Taylor Properties | Wichita Falls, TX 76301 | Gas Operator | Apr 2024 |
| 27951 | Taylor R C Companies Inc | Oklahoma City, OK 73118-4015 | Oil & Gas Operator | May 2021 |
| 27952 | Taylor R Clark Exploration Inc | | Oil & Gas Operator | Aug 1992 |
| 27953 | Taylor Two Energy, LLC | Big Spring, TX 79720 | Oil & Gas Operator | Aug 2019 |
| 27954 | Taylor, Ben J. Inc. | Fort Worth, TX 76185 | Oil & Gas Operator | Feb 2022 |
| 27955 | Taylor, Dutch | Graham, TX 76450 | Oil & Gas Operator | Jan 2016 |
| 27956 | Taylor, Frank Well Service | Cross Plains, TX 76443 | Oil & Gas Operator | Aug 2003 |
| 27957 | Taylor, G. E. | Bridgeport, TX 76426 | Oil & Gas Operator | Jan 2001 |
| 27958 | Taylor, G. E. Inc. | Bridgeport, TX 76426 | Oil & Gas Operator | Jul 2007 |
| 27959 | Taylor, Gordon Oil Company | Sunray, TX 79086 | Oil & Gas Operator | Apr 1996 |
| 27960 | Taylor, Gordon Oil Company, LP | Sunray, TX 79086 | Oil & Gas Operator | Feb 2014 |
| 27961 | Taylor, J. S. Inc. | Lewisville, TX 75057 | Oil & Gas Operator | Apr 2024 |
| 27962 | Taylor, Raymond C. Jr. | Woodway, TX 76712 | Oil & Gas Operator | Dec 2012 |
| 27963 | Taylor, Smith And Kimbell | Gainesville, TX 76240 | Oil & Gas Operator | Mar 2012 |
| 27964 | Taylor, W H | | Gas Operator | Dec 2004 |
| 27965 | Taylor-Brown Ope | | Oil Operator | Sep 1988 |
| 27966 | Taylor-Clayton-Hawley | Wichita Falls, TX 76301 | Oil & Gas Operator | Nov 2019 |
| 27967 | Taylor-Cranor Oi | | Oil Operator | Dec 1987 |
| 27968 | Taylor-Link Operating Co. | Midland, TX 79702 | Oil & Gas Operator | Apr 2017 |
| 27969 | Taylor-McIlhenny Oper. Co., Inc. | Lewisville, TX 75029 | Oil & Gas Operator | Jan 1996 |
| 27970 | Taza Energy, Inc. | | Oil & Gas Operator | Nov 2009 |
| 27971 | TB Operating, LLC | Borger, TX 79008 | Oil & Gas Operator | Jun 2018 |
| 27972 | TB Petroleum, LLC | Petrolia, TX 76377 | Oil & Gas Operator | Apr 2024 |
| 27973 | TB Properties | | Oil & Gas Operator | Nov 2023 |
| 27974 | TBC Petroleum | Cuero, TX 77954 | Oil & Gas Operator | Sep 2023 |
| 27975 | Tbi Exploration Inc | Englewood, CO 801556525 | Oil & Gas Operator | Jun 2011 |
| 27976 | Tbi Production Company | Lakewood, CO 80228 | Oil & Gas Operator | Oct 2004 |
| 27977 | TBM Catarina, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
| 27978 | TBR Operating Company Inc. | | Gas Operator | Dec 2023 |
| 27979 | TC Energy LLC | Covington, OK 73730-2116 | Oil & Gas Operator | Sep 2014 |
| 27980 | TC Oil And Gas, LLC | Denton, TX 76205 | Oil Operator | Apr 2024 |
| 27981 | TC Oil LLC | | Oil Operator | Jan 2024 |
| 27982 | TC3 Energy Company | Dallas, TX 75248 | Oil & Gas Operator | Apr 2024 |
| 27983 | TC3 Energy Services Company | Bryan, TX 77805 | Oil & Gas Operator | Jan 2005 |
| 27984 | TC3 Operating Co. | Dallas, TX 75248 | Oil & Gas Operator | Jul 1996 |
| 27985 | TCF Energy, Inc. | Midland, TX 79704 | Oil & Gas Operator | Dec 2004 |
| 27986 | TCF Inc | | Gas Operator | Dec 1993 |
| 27987 | Tchefuncte Natural Resources, L.L.C. | | Oil & Gas Operator | Aug 2011 |
| 27988 | Tcina Inc | Seminole, OK 74818-0470 | Oil & Gas Operator | May 2023 |
| 27989 | TCS Petroleum Co., LLC | Abilene, TX 79608 | Oil & Gas Operator | Apr 2024 |
| 27990 | TCT Operating Company, Inc. | Johnson City, TX 78636 | Oil & Gas Operator | Feb 2017 |
| 27991 | TD & Associates, Inc. | | Oil & Gas Operator | Jun 1998 |
| 27992 | TD Oil & Gas LLC | Duncan, OK 73533-1851 | Oil Operator | Apr 2023 |
| 27993 | TD Operating Inc | El Reno, OK 73036-1035 | Oil & Gas Operator | Jan 2024 |
| 27994 | TDC Energy Corporation | | Oil & Gas Operator | Dec 2001 |
| 27995 | TDC Engineering, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2024 |
| 27996 | Tdi, Inc. | Hays, KS 67601 | Oil Operator | Dec 2023 |
| 27997 | Tdoc, Inc | Evansville, IN 47716 | Oil Operator | Dec 2022 |
| 27998 | Tdot Oil, Inc. | Sedan, KS 67361 | Oil Operator | Dec 2023 |
| 27999 | TDR Construction, Inc. | Wellsville, KS 66092 | Oil Operator | Dec 2023 |
| 28000 | TDT Production, Inc. | Capitola, CA 95010 | Oil & Gas Operator | Aug 2003 |