| 17701 | Majestic Management Corp | | Oil Operator | Dec 2013 |
| 17702 | Majestic Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | May 2007 |
| 17703 | Majestic Petroleum Corporation | Dallas, TX 75230 | Oil & Gas Operator | Oct 1996 |
| 17704 | Majestic Petroleum Operations Inc | Story, WY 82842 | Gas Operator | Mar 2007 |
| 17705 | Majestic Petroleum Services LLC | Midland, TX 79705 | Oil Operator | Nov 2024 |
| 17706 | Majestic Resources, Inc. | Dripping SPGS, TX 78620 | Oil & Gas Operator | Nov 2007 |
| 17707 | Majoil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 1996 |
| 17708 | Major Oil Co LLC | Drumright, OK 74030 | Oil & Gas Operator | Apr 2020 |
| 17709 | Major Oil Compan | | Oil Operator | Mar 1988 |
| 17710 | Majors Eugene E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Aug 2024 |
| 17711 | Majors Gary E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Jul 2024 |
| 17712 | Majors Jimmy R | Osceola, NE 68651-0726 | Oil & Gas Operator | Sep 2000 |
| 17713 | Majors John Dba Majors Production Co | Weleetka, OK 74880 | Oil & Gas Operator | Aug 2024 |
| 17714 | Majors Michael | Holdenville, OK 74848-0531 | Oil & Gas Operator | Sep 1994 |
| 17715 | Mak Oil & Gas Co | | Oil Operator | Mar 2009 |
| 17716 | Mak-J Energy Partners(TX),LTD. | Denver, CO 80206 | Oil & Gas Operator | Sep 2013 |
| 17717 | Mak-J Energy Wyoming LLC | Denver, CO 80620 | Oil & Gas Operator | Nov 2012 |
| 17718 | Makar Production Company | Amarillo, TX 79118 | Oil & Gas Operator | Nov 2024 |
| 17719 | Makk Oil Production Inc. | Monahans, TX 79756 | Oil & Gas Operator | Nov 2024 |
| 17720 | Mako Exploration Management, LLC | Shreveport, LA 71105 | Oil & Gas Operator | Nov 2024 |
| 17721 | Mako Operating Company, LLC | Andover, KS 67002 | Gas Operator | May 2002 |
| 17722 | Makoil, Inc. | Lake Forest, CA 92630 | Oil & Gas Operator | Jul 2007 |
| 17723 | Maledon Enterprises | Austin, TX 78738 | Oil & Gas Operator | Feb 1996 |
| 17724 | Mallard Drilling Corp. | | Oil & Gas Operator | Jan 1993 |
| 17725 | Mallard Exploration, Inc. | | Oil & Gas Operator | Sep 1975 |
| 17726 | Mallard Oil & Gas | Cody, WY 82414-9640 | Oil & Gas Operator | Oct 2019 |
| 17727 | Mallard Operating LLC | | Oil & Gas Operator | May 2024 |
| 17728 | Mallard Petroleum, Inc. | | Oil & Gas Operator | Apr 1986 |
| 17729 | Mallett Luke-Dba Mallett Energy | New Concord, OH 43762 | Oil & Gas Operator | Dec 2016 |
| 17730 | Mallon Oil Company | Denver, CO 80202 | Oil & Gas Operator | Jun 2005 |
| 17731 | Mallorn Energy LLC | Edmond, OK 73034 | Oil & Gas Operator | Aug 2024 |
| 17732 | Mallory, Meredith, Jr. | San Antonio, TX 78209 | Oil & Gas Operator | Jul 2002 |
| 17733 | Malmac Energy Corp. | | Oil & Gas Operator | Jul 1987 |
| 17734 | Malone Donald J | | Oil Operator | Nov 1993 |
| 17735 | Malone Oil & Gas Exploration, Inc. | | Oil Operator | Dec 2018 |
| 17736 | Malone Oil Co. | | Oil & Gas Operator | Jul 2006 |
| 17737 | Malone Oil Compa | | Oil Operator | Dec 1994 |
| 17738 | Malone Oil Production | La Vernia, TX 78121 | Oil & Gas Operator | Nov 2024 |
| 17739 | Malone-Killen Oil Expl. Co. | | Oil Operator | Apr 1992 |
| 17740 | Maloney Helen V Dba Penn-Ok Corporation | Hockessin, DE 19707-9640 | Oil & Gas Operator | Aug 2024 |
| 17741 | Malpais Inc | Prague, OK 74864 | Gas Operator | Aug 2024 |
| 17742 | Malson Oil Company | Crawford, OK 73638 | Oil & Gas Operator | Dec 2016 |
| 17743 | Malvern Group Inc | Clearwater, FL 33758-6817-6817 | Oil & Gas Operator | Mar 2005 |
| 17744 | Maly & Maly Oil | Beggs, OK 74421-2844 | Oil & Gas Operator | Aug 2024 |
| 17745 | Mamerow Energy Corp | Ganado, TX 77962 | Oil & Gas Operator | Nov 2024 |
| 17746 | Mammoth Exploration LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2023 |
| 17747 | Mammoth Operating LLC | Spicewood, TX 78669 | Oil Operator | Nov 2024 |
| 17748 | Mammoth Service Group, LLC | | Oil & Gas Operator | Jul 2024 |
| 17749 | Manana Gas Inc | Albuquerque, NM 87122 | Oil & Gas Operator | Sep 2024 |
| 17750 | Mancal Resources Corporation | | Oil & Gas Operator | Aug 2019 |
| 17751 | Mance, Patricia M. | Eden, NY 14057 | Gas Operator | Dec 2023 |
| 17752 | Manchester Oil Co | | Oil Operator | Jan 2000 |
| 17753 | Mancuso, Richard L. | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 17754 | Mandalay Oil & Gas, L.L.C. | | Oil & Gas Operator | May 2008 |
| 17755 | Mandalay Trading Services Inc. | | Oil Operator | Aug 1999 |
| 17756 | Mandarin Oil & Gas Company | Austin, TX 78714 | Oil & Gas Operator | Nov 2024 |
| 17757 | Mandina & Murphy Oil Company | | Oil Operator | Nov 1990 |
| 17758 | Mandujano, Alfonso & Olga | Von Ormy, TX 78073 | Oil & Gas Operator | Dec 2014 |
| 17759 | Mandujano, Alfonso, Jr. | Von Ormy, TX 78073 | Oil Operator | Nov 2024 |
| 17760 | Manewal Bradley Oil Company | Newcastle, WY 82701 | Oil & Gas Operator | Aug 2013 |
| 17761 | Maney McNeal Oil & Gas | | Oil & Gas Operator | Dec 1999 |
| 17762 | Manhattan Petroleum, Inc. | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 17763 | Manis Oil & Gas Inc | Blanchard, OK 73010-6654 | Oil & Gas Operator | Aug 2024 |
| 17764 | Manitou Explor Co Inc | Granville, OH 43023 | Oil & Gas Operator | Dec 1997 |
| 17765 | Manley Energy Resources LLC | | Oil Operator | Jan 2018 |
| 17766 | Manley, John D. III, Oper., Inc | Corpus Chrsti, TX 78404 | Oil & Gas Operator | Feb 2016 |
| 17767 | Mann Energy, Inc. | Charleston, WV 25332-3242 | Oil & Gas Operator | Nov 2018 |
| 17768 | Mann Oil Company, LLC | | Oil Operator | Jun 2023 |
| 17769 | Mann Production Co., Inc. | | Oil Operator | Nov 1995 |
| 17770 | Manna Corporation | Oklahoma City, OK 73162 | Oil & Gas Operator | Dec 2014 |
| 17771 | Manna Minerals, Inc. | | Oil & Gas Operator | Apr 1989 |
| 17772 | Manning, Gregory | Ellinwood, KS 67526 | Oil Operator | Jul 2024 |
| 17773 | Manning, Jack | Odessa, TX 79760 | Oil & Gas Operator | Dec 2003 |
| 17774 | Mannon L. Walters, Inc. | | Oil & Gas Operator | Jun 2024 |
| 17775 | Manns' Atp, Inc. | Potwin, KS 67123 | Oil Operator | Jul 2024 |
| 17776 | Manolo Energy, Inc. | | Oil Operator | Sep 1996 |
| 17777 | Manorado Oil Company | | Oil Operator | Feb 1999 |
| 17778 | Manta Petroleum, Inc. | Englewood, CO 80155 | Oil & Gas Operator | Jun 2020 |
| 17779 | Mantex Inc | Tulsa, OK 74114-6234 | Oil & Gas Operator | Mar 2015 |
| 17780 | Manti Exploration Operating LLC | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Feb 2015 |
| 17781 | Manti Operating Company | Covington, LA 70435 | Oil & Gas Operator | Nov 2024 |
| 17782 | Manti Tarka Permian Op, LLC | Houston, TX 77056 | Oil & Gas Operator | Nov 2024 |
| 17783 | Mantle Oil & Gas, LLC | Friendswood, TX 77546 | Oil & Gas Operator | Nov 2024 |
| 17784 | Manuel Corporation | Wichita, KS 67206 | Oil & Gas Operator | Aug 2024 |
| 17785 | Manursing Island Prod. Corp. | | Oil & Gas Operator | Sep 2002 |
| 17786 | Manx Inc | Pleasantville, PA 16341-1229 | Oil Operator | Dec 2020 |
| 17787 | Manx Oil Corporation | Casper, WY 82601 | Oil & Gas Operator | Jun 2010 |
| 17788 | Manzanita Corporation | Midland, TX 79710 | Oil & Gas Operator | Nov 2008 |
| 17789 | Manzanita Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 17790 | Manzano LLC | Roswell, NM 88202 | Oil & Gas Operator | Nov 2024 |
| 17791 | Manzano Oil Corporation | Roswell, NM 88202 | Oil & Gas Operator | Feb 2005 |
| 17792 | Manziel Interests | Tyler, TX 75711 | Oil & Gas Operator | Jun 2004 |
| 17793 | Manziel Management Corporation | Tyler, TX 75711 | Oil Operator | Feb 2014 |
| 17794 | Map Associates, L.P. | | Oil & Gas Operator | Mar 1995 |
| 17795 | Map Drilling Company | | Oil & Gas Operator | Apr 2012 |
| 17796 | Map Oil Co. | | Oil Operator | Jan 1978 |
| 17797 | Map Production Co., Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 17798 | Mapco Inc | Billings, MT 59102 | Oil & Gas Operator | Dec 1983 |
| 17799 | Mapco Oil & Gas Company | Tulsa, OK 74101-2115 | Oil & Gas Operator | Jan 1985 |
| 17800 | Mapco Oil Company | | Oil & Gas Operator | Jan 1985 |