| 3601 | M M Energy Inc | Oklahoma City, OK 73156 | Oil & Gas Operator | Dec 2025 |
| 3602 | M T W Oil Co | Terral, OK 73569 | Oil Operator | Jun 2014 |
| 3603 | M-B Operating Co., Inc. | Rowlett, TX 75030 | Oil & Gas Operator | Mar 2026 |
| 3604 | M-B SWD Inc | Crescent, OK 73028-0533 | Oil Operator | Jul 1997 |
| 3605 | M-P Petroleum, Inc. | McPherson, KS 67460 | Oil & Gas Operator | Jan 2013 |
| 3606 | M-S-C Corporation | Houston, TX 77027 | Oil Operator | May 1994 |
| 3607 | M. M. & M. Resources, Inc. | Wetumka, OK 74883 | Oil & Gas Operator | Apr 2020 |
| 3608 | M. S. Productions, Inc. | Pittsburg, KS 66762 | Oil & Gas Operator | Nov 2019 |
| 3609 | M3V Energy, LLC | Perryton, TX 79070 | Oil & Gas Operator | Mar 2026 |
| 3610 | Mac Engineering & Operating Co | | Oil & Gas Operator | May 2005 |
| 3611 | Mach Petroleum, Inc. | Tulsa, OK 74153 | Oil & Gas Operator | Nov 2014 |
| 3612 | Mack Energy Co. | Duncan, OK 73534 | Oil & Gas Operator | Jan 2026 |
| 3613 | Mack Oil Company | Duncan, OK 73534 | Oil & Gas Operator | Nov 2000 |
| 3614 | Mackellar Inc | Oklahoma City, OK 73116-7101 | Oil & Gas Operator | Jan 2026 |
| 3615 | Mackey Consulting & Leasing LLC | Cleveland, OK 74020 | Oil & Gas Operator | Dec 2025 |
| 3616 | Macmart Inc | Wynnewood, OK 73098 | Oil & Gas Operator | Jan 2016 |
| 3617 | Macro Oil Company | Bartlesville, OK 74006 | Oil Operator | Aug 1999 |
| 3618 | Magaw & Zimmer | Perry, OK 73077-1055 | Oil & Gas Operator | Aug 2013 |
| 3619 | Magellan Exploration Co LTD | Bethany, OK 73008-0909 | Oil & Gas Operator | Jun 2014 |
| 3620 | Maggard Joe | Mannford, OK 74044 | Oil & Gas Operator | May 2023 |
| 3621 | Maggard Oil Co Inc | Manford, OK 74044 | Oil & Gas Operator | Sep 1997 |
| 3622 | Maggard Supply & Oil Company | Mannford, OK 74044-1407 | Oil & Gas Operator | Nov 2014 |
| 3623 | Maggard VIrginia J | Mannford, OK 74044-3027 | Oil Operator | Dec 2025 |
| 3624 | Magic Investments LLC | Edmond, OK 73013 | Oil & Gas Operator | Nov 2025 |
| 3625 | Magma Resources LLC | Paoli, OK 73074 | Oil & Gas Operator | Apr 2025 |
| 3626 | Magnatex Corp | Midland, TX 79702-1311 | Oil & Gas Operator | Feb 1995 |
| 3627 | Magnolia Petroleum Inc | Tulsa, OK 74106-2433 | Oil Operator | Jun 2018 |
| 3628 | Magnum Energy Inc | Norman, OK 73072-2403 | Oil & Gas Operator | Jan 2026 |
| 3629 | Magnum Petroleum, Inc. | Palm Desert, CA 92260 | Oil & Gas Operator | Nov 2013 |
| 3630 | Maguire James Q Inc | Norman, OK 73070-1748 | Oil & Gas Operator | Jun 2011 |
| 3631 | Maguire Oil Company | Dallas, TX 75270 | Oil & Gas Operator | Mar 2015 |
| 3632 | Mahan, Janet L | | Oil & Gas Operator | Dec 2025 |
| 3633 | Maier Resources Inc | Oklahoma City, OK 73157-2996 | Oil & Gas Operator | Mar 2015 |
| 3634 | Maintainer Energy Res Corp Inc | Morris, OK 74445-2663 | Oil Operator | Dec 2025 |
| 3635 | Majestic Energy Company LLC | Keifer, OK 74041 | Oil Operator | Dec 2025 |
| 3636 | Majestic Energy Corporation | Shreveport, LA 71164 | Oil & Gas Operator | May 2013 |
| 3637 | Majoil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 1996 |
| 3638 | Major Oil Co LLC | Drumright, OK 74030 | Oil & Gas Operator | May 2025 |
| 3639 | Majors Eugene E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Dec 2025 |
| 3640 | Majors Gary E | Holdenville, OK 74848-9603 | Oil & Gas Operator | Dec 2025 |
| 3641 | Majors Jimmy R | Osceola, NE 68651-0726 | Oil & Gas Operator | Sep 2000 |
| 3642 | Majors John Dba Majors Production Co | Weleetka, OK 74880 | Oil & Gas Operator | Nov 2025 |
| 3643 | Majors Michael | Holdenville, OK 74848-0531 | Oil & Gas Operator | Sep 1994 |
| 3644 | Majors, Linda K | | Oil Operator | Aug 2025 |
| 3645 | Malka Production Company | Oklahoma City, OK 73101-0248 | Oil & Gas Operator | Jan 2000 |
| 3646 | Mallard Oil & Gas | Cody, WY 82414-9640 | Oil & Gas Operator | Oct 2019 |
| 3647 | Mallorn Energy LLC | Edmond, OK 73034 | Oil & Gas Operator | Nov 2025 |
| 3648 | Maloney Helen V Dba Penn-Ok Corporation | Hockessin, DE 19707-9640 | Oil & Gas Operator | Sep 2025 |
| 3649 | Malpais Inc | Prague, OK 74864 | Gas Operator | Dec 2025 |
| 3650 | Malson Oil Company | Crawford, OK 73638 | Oil & Gas Operator | Dec 2016 |
| 3651 | Malvern Group Inc | Clearwater, FL 33758-6817 | Oil & Gas Operator | Mar 2005 |
| 3652 | Maly & Maly Oil | Beggs, OK 74421-2844 | Oil & Gas Operator | Dec 2025 |
| 3653 | Manis Oil & Gas Inc | Blanchard, OK 73010 | Oil & Gas Operator | Dec 2025 |
| 3654 | Manna Corporation | Oklahoma City, OK 73162 | Oil & Gas Operator | Dec 2014 |
| 3655 | Mantex Inc | Tulsa, OK 74114-6234 | Oil & Gas Operator | Mar 2015 |
| 3656 | Manuel Corporation | Wichita, KS 67206 | Oil & Gas Operator | Jan 2026 |
| 3657 | Mapco Production Co | Billings, MT 59102 | Oil & Gas Operator | Apr 1994 |
| 3658 | Maple Properties Corp | Dallas, TX 75204 | Oil & Gas Operator | Jan 1999 |
| 3659 | Mar-Bar Enterprises Inc | Cushing, OK 74023-3031 | Oil Operator | Dec 2025 |
| 3660 | Marathon Oil Company LLC | Houston, TX 77079 | Oil & Gas Operator | Jan 2026 |
| 3661 | Marbet LLC | Edmond, OK 73013-6691 | Oil & Gas Operator | Jan 2026 |
| 3662 | Marco Oil Company | Sparta, KY 41086 | Oil Operator | Dec 2021 |
| 3663 | Marco Oil Company LLC | Bartlesville, OK 74005 | Oil & Gas Operator | Dec 2025 |
| 3664 | Marcus Exploration Inc | Piedmont, OK 73078-0308 | Oil & Gas Operator | Dec 2000 |
| 3665 | Mardale Drilling Company | Oklahoma City, OK 73157 | Oil Operator | Nov 1998 |
| 3666 | Mariah Exploration LLC | Pawhuska, OK 74056 | Oil & Gas Operator | Oct 2008 |
| 3667 | Marion Corporation | | Oil & Gas Operator | Jan 2001 |
| 3668 | Marion Energy Inc | Houston, TX 770082292 | Oil & Gas Operator | May 2015 |
| 3669 | Marjo Oil Company | Lockhart, TX 78644 | Oil & Gas Operator | Oct 1999 |
| 3670 | Marjo Operating Company Inc | Tulsa, OK 741010729 | Oil & Gas Operator | Dec 2025 |
| 3671 | Marjo Operating Mid-Continent LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2026 |
| 3672 | Mark A Meier Dba MSC Oil And Gas Co | Oklahoma City, OK 73105 | Oil & Gas Operator | Dec 2025 |
| 3673 | Mark Holloway Inc | Oklahoma City, OK 73107-6526 | Oil & Gas Operator | Dec 2025 |
| 3674 | Mark L Shidler Inc | Houston, TX 77055 | Oil & Gas Operator | Jan 2026 |
| 3675 | Mark Petroleum Inc | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2018 |
| 3676 | Markley Exploration | Bixby, OK 74008-5332 | Oil & Gas Operator | Jan 2014 |
| 3677 | Markley L C Corporation | Fletcher, OK 73541 | Oil & Gas Operator | Aug 2002 |
| 3678 | Marler Philip | Purcell, OK 73080-1522 | Oil & Gas Operator | Nov 2016 |
| 3679 | Marlin Oil Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Dec 2025 |
| 3680 | Marlin, Bruce W | | Oil Operator | Dec 2025 |
| 3681 | Marlow Environmental LLC | Marlow, OK 73055 | Oil Operator | May 2022 |
| 3682 | Marmac Resources Company | | Oil & Gas Operator | Mar 2015 |
| 3683 | Marmac Resources Inc | | Oil Operator | Nov 1998 |
| 3684 | Marmik Oil Company | El Dorado, AR 71730 | Oil & Gas Operator | Jan 2015 |
| 3685 | Marple Petroleum LLC | Edmond, OK 73013 | Oil Operator | Dec 2025 |
| 3686 | Marquise Oil Properties Inc | Konawa, OK 74849 | Oil & Gas Operator | Nov 1992 |
| 3687 | Marrs Bros Oil Co Inc | Drumright, OK 74030 | Oil Operator | Sep 1994 |
| 3688 | Marsh Lonnie C | Konawa, OK 74849 | Oil & Gas Operator | Nov 2025 |
| 3689 | Marsh Oil & Gas Company | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2025 |
| 3690 | Marsh Operating Company | Dallas, TX 75221 | Oil & Gas Operator | Sep 2025 |
| 3691 | Marshall Oil Corporation | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2017 |
| 3692 | Martin Billy G | Okmulgee, OK 74447 | Oil & Gas Operator | May 2013 |
| 3693 | Martin Burt K | Henryetta, OK 74437 | Oil & Gas Operator | Jul 2008 |
| 3694 | Martin Family Living Revocable Trust | Konawa, OK 74849-2221 | Oil Operator | Jul 2025 |
| 3695 | Martin John R | Cushing, OK 74023 | Oil & Gas Operator | Apr 1995 |
| 3696 | Martin Jr, James U | | Oil & Gas Operator | Dec 2025 |
| 3697 | Martin Larry And/Or Sheila Dba Three Stooges Oil | Pawnee, OK 74058 | Oil Operator | Jan 2026 |
| 3698 | Martin Oil & Gas | Freer, TX 78357 | Oil & Gas Operator | Dec 2025 |
| 3699 | Martin Oil Co. | Aspermont, TX 79502 | Oil & Gas Operator | Jul 2023 |
| 3700 | Martin Production Corporation | Graham, TX 76450 | Oil Operator | Dec 2025 |