| 18701 | Meritage Energy Partners LLC | Denver, CO 80202 | Oil & Gas Operator | Dec 2005 |
| 18702 | Meritage Homes Of California Inc. | | Oil Operator | Dec 2020 |
| 18703 | Merkaz Drilling, LLC | Dallas, TX 75229 | Oil Operator | Nov 2024 |
| 18704 | Merkin LLC | Austin, TX 78737 | Oil Operator | Nov 2024 |
| 18705 | Merl Wiggins Et Al | | Oil & Gas Operator | Sep 1996 |
| 18706 | Merlon Texas, Inc. | Houston, TX 77056 | Oil Operator | Jun 2013 |
| 18707 | Mermac Operating Company Inc | Norman, OK 73072 | Oil & Gas Operator | Mar 2015 |
| 18708 | Meroda Resources LLC | Mustang, OK 73064-9408 | Oil & Gas Operator | Apr 2000 |
| 18709 | Merrick Oil & Gas | | Oil & Gas Operator | May 2024 |
| 18710 | Merrick Ward S Inc | Ardmore, OK 73402 | Oil & Gas Operator | Feb 2001 |
| 18711 | Merrico Resource | | Oil Operator | Dec 1996 |
| 18712 | Merrico Resources | | Oil Operator | Mar 1992 |
| 18713 | Merrico Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2008 |
| 18714 | Merrill Natural Res Inc | Woodsfield, OH 43793 | Oil & Gas Operator | Dec 1985 |
| 18715 | Merrill Operating, LLC | Snyder, TX 79550 | Oil Operator | Apr 2016 |
| 18716 | Merrill, Brian G. | Depew, NY 14043 | Gas Operator | Dec 2023 |
| 18717 | Merrimac Energy Corp. | Dallas, TX 75206 | Oil & Gas Operator | Aug 1999 |
| 18718 | Merrion & Bayless | Farmington, NM 87401 | Oil & Gas Operator | May 1982 |
| 18719 | Merrion Oil & Gas Corp | Farmington, NM 87401 | Oil & Gas Operator | Sep 2024 |
| 18720 | Merritt Oil Comp | | Oil Operator | Jan 1990 |
| 18721 | Merritt Operating, Inc. | Mineola, TX 75773 | Oil & Gas Operator | Nov 2024 |
| 18722 | Merritt, William Kevin | Dallas, TX 75225 | Oil & Gas Operator | Dec 1994 |
| 18723 | Mert Development Inc | | Oil & Gas Operator | Dec 2021 |
| 18724 | Merta, Mike | Alice, TX 78333 | Oil & Gas Operator | Aug 2005 |
| 18725 | Mertz Energy LLC | Houston, TX 77098 | Oil & Gas Operator | Jul 2024 |
| 18726 | Mervin Troyer | Union City, PA 16438-8510 | Gas Operator | Dec 2008 |
| 18727 | Mervine Oil Company Inc | Blackwell, OK 74631-0514 | Oil Operator | Jan 2013 |
| 18728 | Merzbacher, George F. Jr. | Robstown, TX 78380 | Oil & Gas Operator | May 1994 |
| 18729 | Mesa Chica Corp. | San Antonio, TX 78278 | Oil & Gas Operator | May 2018 |
| 18730 | Mesa Energy Partners LLC | | Oil & Gas Operator | Sep 2015 |
| 18731 | Mesa Energy, Inc. | Austin, TX 78755 | Oil & Gas Operator | Dec 2013 |
| 18732 | Mesa Exploration Company Inc | Shawnee, OK 74801 | Oil & Gas Operator | Sep 2024 |
| 18733 | Mesa Gulf Coast LLC | | Oil & Gas Operator | Dec 2020 |
| 18734 | Mesa Hydrocarbons LLC | | Oil & Gas Operator | Sep 2003 |
| 18735 | Mesa Operating Co. | Irving, TX 75039 | Oil & Gas Operator | Aug 1997 |
| 18736 | Mesa Operating L | | Oil & Gas Operator | Dec 1996 |
| 18737 | Mesa Operating LP | Irving, TX 75039-3746 | Oil & Gas Operator | Oct 2010 |
| 18738 | Mesa Operating LTD Partnership | Amarillo, TX 79189 | Oil & Gas Operator | May 1994 |
| 18739 | Mesa Petroleum C | | Oil & Gas Operator | Dec 1986 |
| 18740 | Mesa Petroleum Co. | | Oil & Gas Operator | Aug 1985 |
| 18741 | Mesa Production Company | Amarillo, TX 79189 | Oil & Gas Operator | Dec 1983 |
| 18742 | Mesa Ridge Holdings LLC | Abilene, TX 79603 | Oil Operator | Nov 2024 |
| 18743 | Mesa VIsta Operating, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Nov 2024 |
| 18744 | Mescalero Energy, Inc. | San Antonio, TX 78231 | Oil & Gas Operator | Aug 2003 |
| 18745 | Mescko Producing & Operating Co. Inc. | Burbank, OH 44214 | Oil & Gas Operator | Dec 2023 |
| 18746 | Mesh LTD | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2023 |
| 18747 | Mesquite Land & Minerals Co. | Albany, TX 76430 | Oil Operator | Nov 2024 |
| 18748 | Mesquite Oil & Gas | Olney, TX 76374 | Oil & Gas Operator | Nov 2024 |
| 18749 | Mesquite Oil & Gas Production | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2024 |
| 18750 | Mesquite SWD Inc | Carlsbad, NM 88221 | Oil & Gas Operator | Nov 2024 |
| 18751 | Messenger Petroleum, Inc. | Kingman, KS 67068 | Oil & Gas Operator | Jul 2024 |
| 18752 | Messer LLC | | Gas Operator | Jul 2024 |
| 18753 | Messman Corporation | Wichita, KS 67208 | Oil & Gas Operator | Jun 2024 |
| 18754 | Messman-Rinehart | | Oil & Gas Operator | Mar 1991 |
| 18755 | Messy Oil And Gas, LLC | Garwood, TX 77442 | Oil & Gas Operator | Nov 2024 |
| 18756 | Mestena Operating, L.L.C. | Corpus Chrsti, TX 78401 | Oil & Gas Operator | Aug 2015 |
| 18757 | Mestena Operating, LTD. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jun 2009 |
| 18758 | Mestena, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Nov 2001 |
| 18759 | Metairie Energy Company, Inc. | | Oil & Gas Operator | Nov 2019 |
| 18760 | Metano Energy III, LP | Tulsa, OK 74121 | Oil & Gas Operator | Nov 2024 |
| 18761 | Metano Energy, LP | San Antonio, TX 78216 | Oil & Gas Operator | Aug 2008 |
| 18762 | Metco Oil Corporation | Seguin, TX 78155 | Oil Operator | Apr 2016 |
| 18763 | Meteor Developments Inc | Denver, CO BAD ADDR | Oil & Gas Operator | Dec 1995 |
| 18764 | Meter, Erin L. & William J. | Dansville, NY 14437 | Gas Operator | Dec 2023 |
| 18765 | Metgas Co, A Partnership | | Oil & Gas Operator | Dec 2016 |
| 18766 | Methane Productions Inc | Recluse, WY 82725 | Oil & Gas Operator | Apr 2007 |
| 18767 | Metis Energy LLC | Friendswood, TX 77546 | Oil & Gas Operator | Nov 2024 |
| 18768 | Metro Energy Group, Inc. | Bossier City, LA 71112 | Oil & Gas Operator | May 2013 |
| 18769 | Metro Energy LTD | Scottsdale, AZ 85254 | Oil Operator | Aug 2000 |
| 18770 | Metro Energy, Inc. | Gladstone, MO 64118 | Oil Operator | May 1997 |
| 18771 | Metro Oil Compan | | Oil Operator | Jan 1991 |
| 18772 | Metroplex Barnett Shale LLC | Houston, TX 77001 | Gas Operator | Sep 2008 |
| 18773 | Metropolitan Resources Corp | Tulsa, OK 74169-1734 | Oil & Gas Operator | Mar 2015 |
| 18774 | Mettz,Carmody & Foster Oil Co | | Oil Operator | May 1990 |
| 18775 | Metzger Ed W & Sue | Junction City, OH 43748 | Oil Operator | Dec 2023 |
| 18776 | Metzger Francis A | Junction City, OH 43748 | Oil & Gas Operator | Dec 1999 |
| 18777 | Metzgers Bob | Junction City, OH 43748 | Oil & Gas Operator | Dec 2023 |
| 18778 | Metzner, Norma J. Estate | Wichita Falls, TX 76307 | Oil & Gas Operator | Oct 1998 |
| 18779 | Mewbourne Marketing Inc | Tyler, TX 75711 | Oil & Gas Operator | Mar 2013 |
| 18780 | Mewbourne Oil Company | Tyler, TX 75711 | Oil & Gas Operator | Nov 2024 |
| 18781 | Mexco Energy Corporation | Midland, TX 79702 | Oil & Gas Operator | Feb 2020 |
| 18782 | Mextex Operating Company | Austin, TX 78734 | Oil & Gas Operator | Nov 2024 |
| 18783 | Meyer Douglas P | Longmont, CO 80501 | Oil & Gas Operator | Aug 2006 |
| 18784 | Meyer Oil Co., Inc. | Skellytown, TX 79080 | Oil & Gas Operator | Sep 2024 |
| 18785 | Meyer Richard C Inc | MT Gilead, OH 43338 | Oil & Gas Operator | Dec 1999 |
| 18786 | Meyer, David M. | South Wales, NY 14139 | Gas Operator | Dec 2023 |
| 18787 | Meyer, Norbert | Conway Springs, KS 67031 | Oil Operator | Aug 1994 |
| 18788 | Meyer, Ruskin H. Et Al | | Oil Operator | Oct 1980 |
| 18789 | Meyer, Theodore J. | Conway Springs, KS 67031 | Oil Operator | Jul 2024 |
| 18790 | Meyerhoff & Cox Inc | Tulsa, OK 74135-7830 | Oil Operator | Aug 1993 |
| 18791 | Meyers Marsha L | Danville, OH 43014 | Oil & Gas Operator | Dec 2007 |
| 18792 | Meyers-Lasher, Inc. | | Oil & Gas Operator | Mar 1999 |
| 18793 | MFC Drilling Inc | Coshocton, OH 43812 | Oil & Gas Operator | Dec 2023 |
| 18794 | MFP Petroleum LP | Oklahoma City, OK 73142-3017 | Gas Operator | Sep 2024 |
| 18795 | MFP Petroleum LTD. Partnership | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2017 |
| 18796 | Mga Energy Inc | Corning, OH 43730 | Oil & Gas Operator | Dec 2023 |
| 18797 | Mge Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Aug 2024 |
| 18798 | MGF Oil Corporation | Tulsa, OK 74121 | Oil & Gas Operator | Jun 1998 |
| 18799 | MGM Oil & Gas Company | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
| 18800 | MGM Oil & Gas Inc. | Ballinger, TX 76821 | Oil & Gas Operator | Nov 2024 |