| 19701 | Mullin, W. B. | Graham, TX 76450 | Oil & Gas Operator | Sep 1998 |
| 19702 | Mullins & Prichard | | Oil & Gas Operator | May 1992 |
| 19703 | Mullins Jimmy R Dba Southcreek Petroleum Co | Dibble, OK 73031 | Oil & Gas Operator | Jan 2021 |
| 19704 | Mullins John S | Hominy, OK 74035 | Oil Operator | Nov 2014 |
| 19705 | Mullins Well Service | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 2018 |
| 19706 | Mullins, Manuel | Olney, TX 76374 | Oil & Gas Operator | Nov 2024 |
| 19707 | Mulloy Operating, Inc. | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 19708 | Mulloy, J. W. Associates, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jan 2003 |
| 19709 | Multipay Energy, Inc. | Austin, TX 78749 | Oil Operator | Nov 2024 |
| 19710 | Multiplex Resources, Inc. | Baytown, TX 77521 | Oil Operator | Dec 2009 |
| 19711 | Mumford, Catherine | Waterloo, NY 13165 | Gas Operator | Dec 2023 |
| 19712 | Mumford-Gabel, Jennifer And Kyle Gabel | Lawtons, NY 14091 | Gas Operator | Dec 2023 |
| 19713 | Mumma Oil Production Co., Inc. | Allentown, PA 18109-0000 | Oil & Gas Operator | Dec 2019 |
| 19714 | Munday Operating Co., L.L.C. | | Oil & Gas Operator | May 2007 |
| 19715 | Mundell F E | Watertown, SD 57201 | Oil & Gas Operator | Aug 1994 |
| 19716 | Munn, W. H. Operating Company | Midland, TX 79702 | Oil & Gas Operator | Sep 2002 |
| 19717 | Munoco Co. | El Dorado, AR 71730 | Oil & Gas Operator | Jul 2021 |
| 19718 | Munoco Co. L.C. | | Oil & Gas Operator | Jun 2003 |
| 19719 | Munoz Farms Operating Co., LLC | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Nov 2024 |
| 19720 | Munoz, Magdaleno C. | Borger, TX 79007 | Oil Operator | Nov 2024 |
| 19721 | Munson Dave Company | Dallas, TX 75201-3591 | Oil Operator | Aug 1996 |
| 19722 | Munson Operating, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Nov 2024 |
| 19723 | Munson, Charles C. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2002 |
| 19724 | Munson, David M. | Dallas, TX 75201 | Oil & Gas Operator | Mar 2015 |
| 19725 | Munson, David M. Inc. | Dallas, TX 75251 | Oil & Gas Operator | Nov 2024 |
| 19726 | Munson, E. P., Jr. | Fort Worth, TX 76121 | Oil & Gas Operator | Oct 1995 |
| 19727 | Muras Energy, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Aug 2024 |
| 19728 | Murchison Oil & | | Oil Operator | Mar 1988 |
| 19729 | Murchison Oil & Gas Inc | Plano, TX 75024 | Oil & Gas Operator | Mar 2024 |
| 19730 | Murchison Oil And Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Nov 2024 |
| 19731 | Murchison Trusts | | Gas Operator | Sep 2003 |
| 19732 | Murchison, G. B. Trust | Dallas, TX 75283 | Oil & Gas Operator | Sep 1994 |
| 19733 | Murdoch Oil Co Inc | Bluff, UT 84512 | Oil & Gas Operator | Jun 2010 |
| 19734 | Murex Petroleum Corporation | Humble, TX 77347 | Oil & Gas Operator | Sep 2024 |
| 19735 | Murexco Petroleum, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Oct 1996 |
| 19736 | Murfin Drilling | | Oil & Gas Operator | Jul 1997 |
| 19737 | Murfin Drilling Co., Inc. | Wichita, KS 67202 | Oil & Gas Operator | Sep 2024 |
| 19738 | Murjo Oil & Royalty Company | Fort Worth, TX 76121 | Oil & Gas Operator | Jul 2024 |
| 19739 | Murk, James M. | Wheaton, IL 60189 | Gas Operator | Jan 1999 |
| 19740 | Muroz International Group Inc | Houston, TX 77056 | Oil Operator | Nov 2024 |
| 19741 | Murphree Brothers Production | Monahans, TX 79756 | Oil & Gas Operator | Nov 2024 |
| 19742 | Murphree Energy, Inc. | Monahans, TX 79756 | Oil Operator | Nov 2024 |
| 19743 | Murphree Production | Monahans, TX 79756 | Oil & Gas Operator | Jul 2014 |
| 19744 | Murphrey Oil Co | | Oil Operator | Jul 2024 |
| 19745 | Murphy & Associates, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Oct 1996 |
| 19746 | Murphy - Sun | | Oil & Gas Operator | May 1989 |
| 19747 | Murphy D V | | Oil Operator | Dec 1989 |
| 19748 | Murphy Energy Services, LP | Saratoga, TX 77585 | Oil Operator | Dec 2018 |
| 19749 | Murphy Exp & Prod Co.-USA | | Oil & Gas Operator | May 2014 |
| 19750 | Murphy Expl. & Prod. Co. - USA | Houston, TX 77024 | Oil & Gas Operator | Nov 2024 |
| 19751 | Murphy Exploration & Prod. Co. | Houston, TX 77094 | Oil & Gas Operator | Jun 2011 |
| 19752 | Murphy Exploration & Production | Houston, TX 77024 | Oil Operator | Jul 2024 |
| 19753 | Murphy Helen Colpitt Trust | Collinsville, OK 74021-0128 | Oil & Gas Operator | May 2002 |
| 19754 | Murphy Jack L | Tulsa, OK 74104-4915 | Oil Operator | Mar 2015 |
| 19755 | Murphy Oil Company Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 2023 |
| 19756 | Murphy Oil USA Inc | New Orleans, LA 70161 | Oil & Gas Operator | Jan 1993 |
| 19757 | Murphy Operating Corp | Roswell, NM 88202 | Oil & Gas Operator | Apr 1998 |
| 19758 | Murphy Prod Inc | Vanderbilt, PA 15486-1001 | Oil & Gas Operator | Dec 2023 |
| 19759 | Murphy Production Co. (Inc.) | | Oil & Gas Operator | Apr 1991 |
| 19760 | Murphy Production Corp. | Austin, TX 78731 | Oil & Gas Operator | Sep 2013 |
| 19761 | Murphy S J Oil & Gas Inc | Edmond, OK 73034 | Oil & Gas Operator | Sep 2024 |
| 19762 | Murphy Sheldon L & Loretta | Newcastle, WY 82701 | Oil & Gas Operator | Sep 2024 |
| 19763 | Murphy, Bill W. Operating Co,Inc | Richardson, TX 75080 | Oil & Gas Operator | Nov 2024 |
| 19764 | Murphy, Charles H. | Altoona, KS 66710 | Oil Operator | Jul 2022 |
| 19765 | Murphy, Douglas S. | Sherman, NY 14781 | Gas Operator | Dec 2023 |
| 19766 | Murphy, Earl M. | Madison, KS 66860 | Oil Operator | Jun 1999 |
| 19767 | Murphy, K. P. Oil Operator | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 19768 | Murray Hill Energy, Inc. | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2017 |
| 19769 | Murray J. Evans | | Oil Operator | Mar 1985 |
| 19770 | Murray, Tom Enterprises | Monahans, TX 79756 | Oil & Gas Operator | Nov 2024 |
| 19771 | Murray-Teague Assoc. | | Oil Operator | Dec 2005 |
| 19772 | Murtha Contracting Inc. | Conneaut, OH 44030 | Oil & Gas Operator | Dec 2009 |
| 19773 | Murvin & Meier Oil Co. | | Oil & Gas Operator | Dec 2020 |
| 19774 | Musgrave, Dalton | | Oil Operator | Dec 2020 |
| 19775 | Musgrove Casey O | | Oil Operator | Oct 1993 |
| 19776 | Musgrove Energy Inc | Ponca City, OK 74602 | Oil & Gas Operator | Feb 2024 |
| 19777 | Musgrove Petrole | | Oil & Gas Operator | Dec 1996 |
| 19778 | Musgrove Produci | | Oil Operator | May 1989 |
| 19779 | Musgrove Producing | El Dorado, KS 67042 | Oil Operator | Apr 2001 |
| 19780 | Musgrove, Casey Oil | Ponca City, OK 74602-0391 | Oil & Gas Operator | Jun 2017 |
| 19781 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Nov 2024 |
| 19782 | Muskegon Operating Company LLC | | Oil & Gas Operator | Aug 2024 |
| 19783 | Muslow And Parker | | Oil & Gas Operator | Jul 1994 |
| 19784 | Muslow Oil Industries | | Oil Operator | Jan 1995 |
| 19785 | Musselman, Owen & King Oper.,Inc | Houston, TX 77002 | Oil & Gas Operator | Feb 1998 |
| 19786 | Musshafen, Denis | Linwood, NY 14486 | Gas Operator | Dec 2023 |
| 19787 | Mustang Drilling | | Oil & Gas Operator | Nov 1996 |
| 19788 | Mustang Drilling, Inc. | Henderson, TX 75653 | Oil & Gas Operator | Aug 2024 |
| 19789 | Mustang Drilling, LTD. | Henderson, TX 75653 | Oil & Gas Operator | May 2008 |
| 19790 | Mustang Energy Corporation | Hays, KS 67601 | Oil Operator | Jul 2024 |
| 19791 | Mustang Energy Inc. | Porter, TX 77365 | Oil & Gas Operator | Mar 2008 |
| 19792 | Mustang Energy L C | | Oil & Gas Operator | Jan 2013 |
| 19793 | Mustang Fuel Cor | | Oil & Gas Operator | Dec 1990 |
| 19794 | Mustang Fuel Corp. Of Oklahoma | Oklahoma City, OK 73106 | Oil & Gas Operator | Nov 2016 |
| 19795 | Mustang Fuel Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Sep 2024 |
| 19796 | Mustang Gas Products LLC | Oklahoma City, OK 73114-7406 | Oil & Gas Operator | Sep 2022 |
| 19797 | Mustang Oil & Gas Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2021 |
| 19798 | Mustang Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2006 |
| 19799 | Mustang Resources LLC | Houston, TX 77256 | Oil & Gas Operator | Sep 2024 |
| 19800 | Mustang Transport Company | Oklahoma City, OK 73106 | Oil Operator | Jul 1993 |