| 17801 | Madera, R. F. | Palm Desert, CA 92210 | Oil & Gas Operator | Sep 2000 |
| 17802 | Madison And Wright LLC | The Colony, TX 75056 | Oil & Gas Operator | Jul 2025 |
| 17803 | Madison Brothers Investment, LLC | Brownsville, KY 42210 | Oil & Gas Operator | Dec 2023 |
| 17804 | Madison Mark T | Marienville, PA 16239-6029 | Oil & Gas Operator | Dec 2012 |
| 17805 | Madison Oil Co.-Halbouty, M. T. | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1998 |
| 17806 | Madison Oil Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1998 |
| 17807 | Madtick Dev Corp | Punxsutawney, PA 15767-1179 | Oil & Gas Operator | Dec 2024 |
| 17808 | Maersk Energy Inc. | Houston, TX 77042 | Oil & Gas Operator | Oct 1994 |
| 17809 | Maertins Production, LLC | Queen City, TX 75572 | Oil Operator | Jul 2025 |
| 17810 | Magaw & Zimmer | Perry, OK 73077-1055 | Oil & Gas Operator | Aug 2013 |
| 17811 | Magellan E&P Holdings, Inc. | Houston, TX 77056 | Oil & Gas Operator | Jun 2021 |
| 17812 | Magellan Exploration Co LTD | Bethany, OK 73008-0909 | Oil & Gas Operator | Jun 2014 |
| 17813 | Maggard Joe | Mannford, OK 74044 | Oil & Gas Operator | May 2023 |
| 17814 | Maggard Oil Co Inc | Manford, OK 74044 | Oil & Gas Operator | Sep 1997 |
| 17815 | Maggard Supply & Oil Company | Mannford, OK 74044-1407 | Oil & Gas Operator | Nov 2014 |
| 17816 | Maggard VIrginia J | Mannford, OK 74044-3027 | Oil Operator | Apr 2025 |
| 17817 | Maggert Energy Corp. | Spring, TX 77387 | Gas Operator | Jun 1998 |
| 17818 | Magic Circle Energy | Oklahoma City, OK 73185 | Oil & Gas Operator | Dec 1983 |
| 17819 | Magic City Oil & Gas | Amarillo, TX 79109 | Oil & Gas Operator | Jul 2025 |
| 17820 | Magic Investments LLC | Edmond, OK 73013 | Oil & Gas Operator | Jan 2025 |
| 17821 | Magic Oil & Gas Inc. | Houston, TX 77079 | Oil & Gas Operator | Jan 2001 |
| 17822 | Magma Resources LLC | Paoli, OK 73074 | Oil & Gas Operator | Apr 2025 |
| 17823 | Magna Diversified Group, Inc. | Jacksonville, TX 75766 | Oil & Gas Operator | Oct 2013 |
| 17824 | Magna Oil & Gas Corporation | Irving, TX 75017 | Oil & Gas Operator | Feb 2016 |
| 17825 | Magna Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
| 17826 | Magnatex Corp | Midland, TX 79702-1311 | Oil & Gas Operator | Feb 1995 |
| 17827 | Magnatex Petrole | | Oil Operator | Jun 1994 |
| 17828 | Magnatex Petroleum | | Oil Operator | Apr 1993 |
| 17829 | Magness Petroleum Company | | Oil & Gas Operator | Dec 1994 |
| 17830 | Magnet Oil LP | Bronte, TX 76933 | Oil & Gas Operator | Jul 2025 |
| 17831 | Magnolia Oil & Gas Operating LLC | Houston, TX 77046 | Oil & Gas Operator | Jul 2025 |
| 17832 | Magnolia Petroleum Inc | Tulsa, OK 74106-2433 | Oil Operator | Jun 2018 |
| 17833 | Magnolia Production Co | Atlanta, TX 75551 | Oil & Gas Operator | Jul 2025 |
| 17834 | Magnolia Production Company LLC | | Oil & Gas Operator | Nov 2024 |
| 17835 | Magnum DRLG Of Ohio, Inc | Ashland, KY 41102 | Oil & Gas Operator | Dec 2023 |
| 17836 | Magnum Energy Inc | Norman, OK 73072-2403 | Oil & Gas Operator | May 2025 |
| 17837 | Magnum Engineering Company | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jul 2025 |
| 17838 | Magnum Exploration Kansas, LLC | Lipan, TX 76462 | Oil Operator | Oct 2016 |
| 17839 | Magnum Gas Pipeline, L.L.C. | | Oil Operator | Dec 2024 |
| 17840 | Magnum Hunter Production, Inc. | Irving, TX 75014 | Oil & Gas Operator | Dec 2019 |
| 17841 | Magnum Hunter Resources Corporation | | Oil & Gas Operator | Nov 2019 |
| 17842 | Magnum Minerals, Inc. | | Oil & Gas Operator | May 1998 |
| 17843 | Magnum Oil & Gas | Flower Mound, TX 75028 | Oil & Gas Operator | Jul 2000 |
| 17844 | Magnum Oil, LLC | Hartford, KY 42347 | Oil Operator | Dec 2023 |
| 17845 | Magnum Oilfield Services LLC | Bakersfield, CA 93309 | Oil Operator | Jul 2025 |
| 17846 | Magnum Operating, LLC | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jul 2025 |
| 17847 | Magnum Petroleum, Inc. | Palm Desert, CA 92260 | Oil & Gas Operator | Nov 2013 |
| 17848 | Magnum Producing & Operating Co. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jan 2004 |
| 17849 | Magnum Producing, LP | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Jul 2025 |
| 17850 | Magnum Production & Well Service | Iowa Park, TX 76367 | Oil & Gas Operator | Jul 2025 |
| 17851 | Magnusson Karl E | | Oil Operator | Apr 1987 |
| 17852 | Magpie Operating, Inc | | Oil & Gas Operator | May 2025 |
| 17853 | Magruder '81, LTD. | Midland, TX 79701 | Oil & Gas Operator | Jan 1995 |
| 17854 | Magruder, Edwin H., Jr. | Midland, TX 79701 | Oil & Gas Operator | Oct 2019 |
| 17855 | Maguire James Q Inc | Norman, OK 73070-1748 | Oil & Gas Operator | Jun 2011 |
| 17856 | Maguire Oil Company | Dallas, TX 75270 | Oil & Gas Operator | Mar 2015 |
| 17857 | Maha Energy Us Inc | | Oil Operator | Nov 2023 |
| 17858 | Mahan, Janet L | | Oil & Gas Operator | Apr 2025 |
| 17859 | Mahfouz Energy Company | Houston, TX 77255 | Oil & Gas Operator | Nov 2020 |
| 17860 | Mahl, Matthew J. | Springville, NY 14141 | Gas Operator | Dec 2024 |
| 17861 | Mahler & Scott | Ruidoso, NM 88355 | Oil & Gas Operator | Aug 2003 |
| 17862 | Mahler, Kelly Operating | Graham, TX 76450 | Oil & Gas Operator | Mar 2017 |
| 17863 | Mahue Construction Company | Huntington, WV 25724-2345 | Oil & Gas Operator | Dec 2021 |
| 17864 | Mai Oil Operations, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Mar 2025 |
| 17865 | Mai Operations | | Oil Operator | Dec 1996 |
| 17866 | Maier Resources Inc | Oklahoma City, OK 73157-2996 | Oil & Gas Operator | Mar 2015 |
| 17867 | Maier, H Paul | | Oil Operator | Dec 2023 |
| 17868 | Main Energy, Inc. | Houston, TX 77079 | Oil & Gas Operator | May 2009 |
| 17869 | Main Street Royalty, Inc. | Lockhart, TX 78644 | Oil & Gas Operator | Aug 1999 |
| 17870 | Maines, Wendy R. | Irving, NY 14081 | Gas Operator | Dec 2024 |
| 17871 | Mainspring LLC | Uhrichsville, OH 44683 | Oil & Gas Operator | Dec 2023 |
| 17872 | Maintainer Energy Res Corp Inc | Morris, OK 74445-2663 | Oil Operator | Apr 2025 |
| 17873 | Majestic Energy Company LLC | Keifer, OK 74041 | Oil Operator | May 2025 |
| 17874 | Majestic Energy Corporation | Shreveport, LA 71164 | Oil & Gas Operator | May 2013 |
| 17875 | Majestic Management Corp | | Oil Operator | Dec 2013 |
| 17876 | Majestic Oil & Gas Holding Co. | Midland, TX 79705 | Oil Operator | Jul 2025 |
| 17877 | Majestic Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | May 2007 |
| 17878 | Majestic Petroleum Corporation | Dallas, TX 75230 | Oil & Gas Operator | Oct 1996 |
| 17879 | Majestic Petroleum Operations Inc | Story, WY 82842 | Gas Operator | Mar 2007 |
| 17880 | Majestic Resources, Inc. | Dripping SPGS, TX 78620 | Oil & Gas Operator | Nov 2007 |
| 17881 | Majoil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 1996 |
| 17882 | Major Oil Co LLC | Drumright, OK 74030 | Oil & Gas Operator | Apr 2020 |
| 17883 | Major Oil Compan | | Oil Operator | Mar 1988 |
| 17884 | Majors Eugene E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Apr 2025 |
| 17885 | Majors Gary E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Apr 2025 |
| 17886 | Majors Jimmy R | Osceola, NE 68651-0726 | Oil & Gas Operator | Sep 2000 |
| 17887 | Majors John Dba Majors Production Co | Weleetka, OK 74880 | Oil & Gas Operator | Apr 2025 |
| 17888 | Majors Michael | Holdenville, OK 74848-0531 | Oil & Gas Operator | Sep 1994 |
| 17889 | Majors, Linda K | | Oil Operator | Dec 2024 |
| 17890 | Mak Oil & Gas Co | | Oil Operator | Mar 2009 |
| 17891 | Mak-J Energy Partners(TX),LTD. | Denver, CO 80206 | Oil & Gas Operator | Sep 2013 |
| 17892 | Mak-J Energy Wyoming LLC | Denver, CO 80620 | Oil & Gas Operator | Nov 2012 |
| 17893 | Makar Production Company | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 17894 | Makk Oil Production Inc. | Monahans, TX 79756 | Oil & Gas Operator | Jul 2025 |
| 17895 | Mako Exploration Management, LLC | Shreveport, LA 71105 | Oil & Gas Operator | Jul 2025 |
| 17896 | Mako Operating Company, LLC | Andover, KS 67002 | Gas Operator | May 2002 |
| 17897 | Makoil, Inc. | Lake Forest, CA 92630 | Oil & Gas Operator | Jul 2007 |
| 17898 | Maledon Enterprises | Austin, TX 78738 | Oil & Gas Operator | Feb 1996 |
| 17899 | Malka Production Company | Oklahoma City, OK 73101-0248 | Oil & Gas Operator | Jan 2000 |
| 17900 | Mallard Drilling Corp. | | Oil & Gas Operator | Jan 1993 |