| 19601 | Miller-McGee Operating Inc | Stroud, OK 74079 | Oil & Gas Operator | Jan 2025 |
| 19602 | Milliman, John & Julie | Randolph, NY 14772 | Gas Operator | Dec 2023 |
| 19603 | Milliman, Lee And Debora | Cattaraugus, NY 14719 | Gas Operator | Dec 2023 |
| 19604 | Mills Boys Oil And Gas Leasing, LLC | | Oil Operator | Dec 2023 |
| 19605 | Mills Drilling Co Inc | | Oil & Gas Operator | Nov 2008 |
| 19606 | Mills Glen A | | Gas Operator | Dec 1985 |
| 19607 | Mills Oil & Gas | Jacksboro, TX 76458 | Oil & Gas Operator | Mar 2008 |
| 19608 | Mills Oil Co. | | Oil Operator | Dec 1986 |
| 19609 | Mills, Cary | Limestone, NY 14753 | Oil & Gas Operator | Dec 2023 |
| 19610 | Mills, Donald R. & Kathleen A. | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 19611 | Mills, H. E. | Lipan, TX 76462 | Oil & Gas Operator | Sep 2004 |
| 19612 | Mills, Jay | Stephenville, TX 76401 | Gas Operator | Apr 2022 |
| 19613 | Mills, Norman | Lake City, KS 67071 | Oil Operator | Dec 1995 |
| 19614 | Mills, Pete | Midland, TX 79707 | Oil & Gas Operator | Sep 2005 |
| 19615 | Mills, Ralph A. | Louisburg, KS 66053 | Oil Operator | May 1998 |
| 19616 | Mills, Roger A. | Greenwood, NY 14839 | Oil & Gas Operator | Dec 2023 |
| 19617 | Millwee Oil, Inc. | Midland, TX 79705 | Oil & Gas Operator | Apr 2025 |
| 19618 | Millwee, John F. | Midland, TX 79705 | Oil & Gas Operator | Jul 2018 |
| 19619 | Milmac Operating Company | Lubbock, TX 79408-2976 | Oil & Gas Operator | Sep 2004 |
| 19620 | Milne Lewis Joel | Allen, OK 74825 | Oil & Gas Operator | Mar 2015 |
| 19621 | Milo-Austintatious | Houston, TX 77005 | Oil & Gas Operator | Aug 2006 |
| 19622 | Miltex Oil Company | Boerne, TX 78006 | Oil & Gas Operator | Apr 2025 |
| 19623 | Milton Crow,Inc.&RP Evans Etal | | Oil & Gas Operator | Aug 1988 |
| 19624 | Milton Galoob | | Oil Operator | Dec 1988 |
| 19625 | Milton Oil & Gas Company | Charleston, WV 25322 | Gas Operator | Nov 1997 |
| 19626 | Miltuck Operating, Inc. | Elysian Field, TX 75642 | Oil & Gas Operator | Dec 1996 |
| 19627 | Mims, William S. | Pleasanton, TX 78064 | Oil Operator | Jun 2009 |
| 19628 | Min-Tex Oil Corporation | Tulsa, OK 74170 | Oil & Gas Operator | Dec 1996 |
| 19629 | Mina Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Feb 2012 |
| 19630 | Minard Run Oil Co | Bradford, PA 16701 | Oil & Gas Operator | Dec 2024 |
| 19631 | Minatome Corpora | | Oil & Gas Operator | Sep 1987 |
| 19632 | Minco Oil And Gas Co. | Pampa, TX 79066 | Oil & Gas Operator | Aug 2024 |
| 19633 | Minden Oil & Gas, Inc. | | Oil & Gas Operator | May 1985 |
| 19634 | Minel Inc | Richardson, TX 75080 | Oil & Gas Operator | Aug 2024 |
| 19635 | Miner Rick | Drumright, OK 74030-0373 | Oil & Gas Operator | Jan 2025 |
| 19636 | Miner Rick Oil Inc | Drumright, OK 74030-0373 | Oil & Gas Operator | Apr 2022 |
| 19637 | Miner, R. C. Inc. | Corpus Chrsti, TX 78413 | Oil & Gas Operator | Apr 2002 |
| 19638 | Miner, R. C. Oil, Inc. | MC Queeney, TX 78123 | Oil & Gas Operator | Apr 2025 |
| 19639 | Mineral Development, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1996 |
| 19640 | Mineral Resource Management, L.L.C. | Jane Lew, WV 26378 | Oil & Gas Operator | Dec 2021 |
| 19641 | Mineral Resources & Engineering | Aladdin, WY 82710 | Oil Operator | Jul 1991 |
| 19642 | Mineral Resources, Incorporated | Lewisville, TX 75029 | Oil & Gas Operator | Apr 2025 |
| 19643 | Mineral Technologies, Inc. | Midland, TX 79704 | Oil & Gas Operator | Apr 2025 |
| 19644 | Mineral Ventures, Inc. | | Oil & Gas Operator | Dec 2024 |
| 19645 | Minerals MGMT Group, Inc | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2021 |
| 19646 | Minerex Engineering Corp. | | Oil & Gas Operator | Mar 2004 |
| 19647 | Minerva Oil Company | Tulsa, OK 74152-0858 | Oil & Gas Operator | Mar 2015 |
| 19648 | Minexprod LLC | Katy, TX 77494 | Oil Operator | Apr 2025 |
| 19649 | Mingo Oil Producers | Salt Lake City, UT 84111 | Oil & Gas Operator | Nov 1987 |
| 19650 | Mingus Oil & Gas | Mingus, TX 76463 | Oil & Gas Operator | Apr 2025 |
| 19651 | Minihan Oil & Gas Corporation | Midland, TX 79704 | Oil & Gas Operator | Apr 2004 |
| 19652 | Minihan Oil & Gas LTD. | Denver, CO 80202 | Oil & Gas Operator | Jul 2006 |
| 19653 | Minihan Oil And Gas Company | Seminole, OK 74868-9790 | Oil & Gas Operator | Sep 2014 |
| 19654 | Minihan Production Co | Seminole, OK 74868 | Oil & Gas Operator | Jan 1997 |
| 19655 | Mink Oil Company | | Oil Operator | Nov 2003 |
| 19656 | Mink Richard | Cement, OK 73017 | Oil & Gas Operator | Jan 2025 |
| 19657 | Mink, Jay, Oil Co. | Electra, TX 76360 | Oil & Gas Operator | Aug 2017 |
| 19658 | Minnelusa Oil LLC | Temecula, CA 92589 | Oil Operator | Feb 2002 |
| 19659 | Minner Oil Field Service | | Oil Operator | Jul 2008 |
| 19660 | Minor Jr W T | Wichita Falls, TX 76307 | Oil Operator | Nov 1998 |
| 19661 | Minor Mark | FT Worth, TX 76116-1003 | Oil Operator | Nov 2015 |
| 19662 | Minteer & Baker Gas Enterprise | Worthington, PA 16262-0739 | Gas Operator | Dec 2024 |
| 19663 | Minter Lee M | Bradford, PA 16701-3763 | Gas Operator | Dec 1991 |
| 19664 | Minton Oil & Gas Properties | Graford, TX 76449 | Gas Operator | Apr 2025 |
| 19665 | Minuja Oil And Gas LLC | Corpus Christi, TX 78401 | Oil & Gas Operator | Sep 1996 |
| 19666 | Minute Hand LLC | Brenham, TX 77834 | Oil & Gas Operator | Apr 2025 |
| 19667 | Minuteman Drilling | | Gas Operator | Dec 2021 |
| 19668 | Minuteman Energy, LLC | Georgetown, TX 78633 | Oil & Gas Operator | Feb 2015 |
| 19669 | Minyak Producing Company, Inc. | Sabine Pass, TX 77655 | Oil & Gas Operator | Apr 2025 |
| 19670 | Miocene Oil & Gas, Inc. | Englewood, CO 80155 | Oil & Gas Operator | Jul 1998 |
| 19671 | Miocene Oil & Gas, LTD. | Englewood, CO 80110 | Oil & Gas Operator | Apr 2025 |
| 19672 | Mir-Tex Energy Corp. | Mirando City, TX 78369 | Oil & Gas Operator | Aug 2003 |
| 19673 | Miracle Petroleum LLC | | Oil & Gas Operator | Oct 2018 |
| 19674 | Miracle Production Inc | Yukon, OK 73085-0680 | Oil & Gas Operator | Jun 2007 |
| 19675 | Mirage Energy Inc | Eunice, NM 88231 | Oil & Gas Operator | Apr 2011 |
| 19676 | Miramar Petroleum, Inc. | Corpus Chrsti, TX 78463 | Oil & Gas Operator | Sep 2017 |
| 19677 | Miranda Energy Corporation | Midland, TX 79705 | Oil & Gas Operator | Jun 2016 |
| 19678 | Mirando Crude Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Jul 1994 |
| 19679 | Mirando Resource, L.L.C. | Freer, TX 78357 | Oil & Gas Operator | Apr 2025 |
| 19680 | Miresco, Inc. | Houston, TX 77060 | Oil & Gas Operator | Jan 1995 |
| 19681 | Misahar Investments | Evergreen, CO 80439 | Oil Operator | Dec 1992 |
| 19682 | Misc Oil Co | Oilmont, MT 59466 | Oil Operator | Jan 2025 |
| 19683 | Misener Operating, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 2010 |
| 19684 | Mishler Oil | | Oil Operator | May 1989 |
| 19685 | Miss Basin Oil & Gas Company | | Oil Operator | Jan 1985 |
| 19686 | Miss Chub LLC | | Gas Operator | Dec 2024 |
| 19687 | Miss Lou Oil Producers, Inc. | | Oil & Gas Operator | Dec 1998 |
| 19688 | Miss-Lou Operating LLC | | Oil & Gas Operator | Jan 2025 |
| 19689 | Miss-Lou Petroleum LLC | | Oil & Gas Operator | Jun 2011 |
| 19690 | Missala Inc | | Oil & Gas Operator | Dec 1995 |
| 19691 | Missaukee Oil And Gas Company LLC | | Oil & Gas Operator | Jan 2025 |
| 19692 | Missing Moon Oil Inc | Knox, PA 16232-4507 | Oil & Gas Operator | Dec 2024 |
| 19693 | Mission Creek Opco, LLC | Magnolia, AR 71753 | Oil & Gas Operator | Jan 2025 |
| 19694 | Mission Energy Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 19695 | Mission Exploration, Inc. | Tolar, TX 76476 | Oil & Gas Operator | Dec 1987 |
| 19696 | Mission Leasing LTD | Tulsa, OK 74136 | Oil Operator | Dec 2000 |
| 19697 | Mission Oil & Gas | Pawhuska, OK 74056 | Oil Operator | May 2013 |
| 19698 | Mission Oil Company | | Oil & Gas Operator | Dec 2024 |
| 19699 | Mission Resources | | Oil & Gas Operator | Dec 1991 |
| 19700 | Mission Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2008 |