| 2101 | Montlar Oil | Spencer, WV 25276-0000 | Gas Operator | Dec 2020 |
| 2102 | Montrose Operating LLC | Broken Arrow, OK 74012 | Oil & Gas Operator | Feb 2026 |
| 2103 | Monty L Hott Production Corporation | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2025 |
| 2104 | Monument Gas Marketing Inc | | Oil & Gas Operator | Dec 2025 |
| 2105 | Monument Global Resources Inc | Dallas, TX 75243 | Oil & Gas Operator | Jan 2025 |
| 2106 | Monument Production Inc. | | Oil & Gas Operator | Dec 2011 |
| 2107 | Monument Resources, Inc. | Castle Rock, CO 80104 | Oil & Gas Operator | Jun 2012 |
| 2108 | Moody Energy Co. | Canadian, TX 79014 | Oil & Gas Operator | Dec 2004 |
| 2109 | Moody Oil & Gas Co. | Bridgeport, WV 26330-1051 | Oil & Gas Operator | Dec 2004 |
| 2110 | Moody Oil Co. | Pearsall, TX 78061 | Oil & Gas Operator | Feb 2026 |
| 2111 | Moody Oil LLC | Henderson, KY 42420 | Oil Operator | Dec 2022 |
| 2112 | Moog Incorporated | Elma, NY 14059 | Gas Operator | Dec 2024 |
| 2113 | Moon & Hines | | Oil & Gas Operator | Nov 1982 |
| 2114 | Moon Operating, Inc. | Longview, TX 75601 | Oil & Gas Operator | Mar 2003 |
| 2115 | Moon-Hines-Tigrett Operating Co., Inc. | | Oil & Gas Operator | Dec 2025 |
| 2116 | Moon-Hines-Tigrett Opr Co Inc | | Oil & Gas Operator | Oct 1995 |
| 2117 | Moonlite Oil & Gas Company | Imperial, TX 79743 | Oil & Gas Operator | Feb 2026 |
| 2118 | Moonshine Energy, LLC | Midland, TX 79707 | Oil & Gas Operator | Dec 2025 |
| 2119 | Moonshine Resources, LLC | Midland, TX 79707 | Oil Operator | Feb 2026 |
| 2120 | Moontower Resources Op, LLC | Austin, TX 78732 | Oil & Gas Operator | Apr 2025 |
| 2121 | Moore & Associates | Denver, CO 80202 | Oil & Gas Operator | Dec 1993 |
| 2122 | Moore & Gilmore | Midland, TX 79701 | Oil & Gas Operator | Oct 2008 |
| 2123 | Moore & Moore Energy Inc | Purcell, OK 73080-0674 | Oil & Gas Operator | Dec 2012 |
| 2124 | Moore Clay | Bradenton, FL 34211 | Oil & Gas Operator | Nov 2025 |
| 2125 | Moore County Gas Partners, L.P. | Borger, TX 79007 | Gas Operator | Feb 2026 |
| 2126 | Moore David K | Duncan, OK 73575 | Oil & Gas Operator | Oct 2009 |
| 2127 | Moore Don | Elmore City, OK 73433 | Oil & Gas Operator | Nov 2025 |
| 2128 | Moore DRLG LLC | MT Vernon, OH 43050 | Oil Operator | Dec 2024 |
| 2129 | Moore Energy Services, LLC | Iowa Park, TX 76367 | Oil Operator | Mar 2024 |
| 2130 | Moore Gas And Oil | Monahans, TX 79756 | Oil Operator | Feb 2026 |
| 2131 | Moore Investment Co. | Abilene, TX 79604 | Oil & Gas Operator | Feb 2026 |
| 2132 | Moore Investments LC | Oklahoma City, OK 73116-9044 | Oil & Gas Operator | Feb 2023 |
| 2133 | Moore Lynn D | Collinsville, OK 74021 | Oil Operator | Aug 2013 |
| 2134 | Moore McCormack | | Gas Operator | Feb 1991 |
| 2135 | Moore McCormack Energy, Inc. | | Oil & Gas Operator | Jul 1988 |
| 2136 | Moore Michael | MT Vernon, OH 43050 | Oil & Gas Operator | Dec 2013 |
| 2137 | Moore Norman L | Sasakwa, OK 74867 | Oil Operator | Nov 2025 |
| 2138 | Moore Oil & Gas-Marion Corp. | | Oil & Gas Operator | Nov 1986 |
| 2139 | Moore Oil And Gas | Burleson, TX 76028 | Oil & Gas Operator | Feb 2026 |
| 2140 | Moore Petroleum Invest Corp | Norman, OK 73072-4217 | Oil & Gas Operator | Oct 2025 |
| 2141 | Moore Resources LLC | Mogadore, OH 44260 | Oil & Gas Operator | Dec 2024 |
| 2142 | Moore Richard L | Morris, OK 74445 | Oil Operator | Aug 2013 |
| 2143 | Moore Robert L | Perryton, TX 79070-1275 | Oil & Gas Operator | Apr 2020 |
| 2144 | Moore Tommy M | Sapulpa, OK 74066-8273 | Oil & Gas Operator | May 2013 |
| 2145 | Moore W T | Sapulpa, OK 74067-0946 | Oil & Gas Operator | Jan 2021 |
| 2146 | Moore Well Services Inc | Mogadore, OH 44260 | Oil & Gas Operator | Dec 2024 |
| 2147 | Moore&Munger Hydrocarbons Inc | | Oil Operator | May 1987 |
| 2148 | Moore, Brent L. | McPherson, KS 67460 | Oil Operator | Dec 1996 |
| 2149 | Moore, Clay (Deceased) | Dallas, TX 75218 | Oil Operator | Sep 2001 |
| 2150 | Moore, Douglas L. | Gridley, KS 66852 | Oil Operator | Jan 2019 |
| 2151 | Moore, Emmett C | | Oil & Gas Operator | Dec 1996 |
| 2152 | Moore, J.W. Oil Co | Llano, TX 78643 | Oil Operator | Feb 2026 |
| 2153 | Moore, John D. | Midland, TX 79708 | Oil & Gas Operator | Mar 1995 |
| 2154 | Moore, Kirby | Ozona, TX 76943 | Oil & Gas Operator | Jul 1996 |
| 2155 | Moore, Mark C. | Darien Center, NY 14040 | Gas Operator | Dec 2024 |
| 2156 | Moore, Miles Inc. | Moran, TX 76464 | Oil & Gas Operator | Feb 2026 |
| 2157 | Moore, Stephen Operating | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 2158 | Mooringsport Energy Prod Corp | | Oil & Gas Operator | Oct 1994 |
| 2159 | Mooringsport Energy Prod. Co. | Shreveport, LA 71162 | Oil & Gas Operator | Feb 2026 |
| 2160 | Mooringsport Energy Trans Corp | | Oil Operator | Apr 1990 |
| 2161 | Moose Mountain Divide #1, LLC | Roosevelt, UT 84066-1656 | Oil & Gas Operator | Jan 2026 |
| 2162 | Moose Oil & Gas Co. | Houston, TX 77002 | Oil & Gas Operator | Feb 2000 |
| 2163 | Moose Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Feb 2026 |
| 2164 | Mor-Co Investments, Inc. | | Gas Operator | Feb 1994 |
| 2165 | Mor-Meg Incorpor | | Oil Operator | Dec 1996 |
| 2166 | Morain Coating & Construc | Niles, OH 44446 | Oil & Gas Operator | Dec 1997 |
| 2167 | Moran Exploration, Inc. | | Oil & Gas Operator | Jan 1985 |
| 2168 | Moran James R | Frazeysburg, OH 43822 | Oil Operator | Dec 2017 |
| 2169 | Moran Oil Co., Inc. | | Oil & Gas Operator | Aug 2009 |
| 2170 | Moran Oil Enterp | | Gas Operator | Apr 1989 |
| 2171 | Moran Oil Enterprises LLC | Seminole, OK 74818 | Oil & Gas Operator | Dec 2019 |
| 2172 | Moran Oil Partners LLC | Utica, OH 43080 | Oil Operator | Dec 2024 |
| 2173 | Moran Pipe & Supply Co Inc | Seminole, OK 74868 | Oil & Gas Operator | Jan 2019 |
| 2174 | Moran Ronald F | Frazeysburgysburg, OH 43822 | Oil & Gas Operator | Dec 2024 |
| 2175 | Moran Sherman Dean | Utica, OH 43080 | Oil & Gas Operator | Dec 2024 |
| 2176 | Moran Well Service Inc. | Gambier, OH 43022 | Oil & Gas Operator | Dec 2023 |
| 2177 | Moran, F E Oil Co | Evansville, IN 47715 | Oil Operator | Dec 2015 |
| 2178 | Moran-K Oil LLC | Seminole, OK 74868 | Oil & Gas Operator | Dec 2025 |
| 2179 | Moran-Kahn Oil | Seminole, OK 74868 | Oil & Gas Operator | Mar 1992 |
| 2180 | Moran-Lavaca, L.L.C. | Shreveport, LA 71134 | Oil Operator | Feb 2018 |
| 2181 | Moransco Energy Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 2182 | More Texas Oil | Von Ormy, TX 78073 | Oil & Gas Operator | Feb 2026 |
| 2183 | Moreland Oil & Gas Inc | Dennison, OH 44621 | Oil & Gas Operator | Dec 1990 |
| 2184 | Morexco Inc | Midland, TX 79710 | Oil & Gas Operator | Mar 2019 |
| 2185 | Morgan Creek Gas Processing Co. | Houston, TX 77027 | Gas Operator | Aug 1998 |
| 2186 | Morgan Creek Production Co., Inc | Westbrook, TX 79565 | Oil & Gas Operator | Feb 2026 |
| 2187 | Morgan David E | Enid, OK 73702-3525 | Oil & Gas Operator | Sep 2016 |
| 2188 | Morgan E&P, LLC | | Oil & Gas Operator | Dec 2025 |
| 2189 | Morgan Energy Corporation | Englewood, CO 80110 | Oil & Gas Operator | Mar 2006 |
| 2190 | Morgan Enterprises | | Oil & Gas Operator | Aug 1997 |
| 2191 | Morgan Enterprises, Inc. | Houston, TX 77024 | Oil & Gas Operator | Feb 2026 |
| 2192 | Morgan Oil Company | Nacogdoches, TX 75963 | Oil & Gas Operator | May 2006 |
| 2193 | Morgan Operating, Inc. | Hobbs, NM 88241 | Oil & Gas Operator | Oct 2024 |
| 2194 | Morgan Pennington Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1990 |
| 2195 | Morgan Petroleum Company | Edmond, OK 73083 | Oil & Gas Operator | Mar 1993 |
| 2196 | Morgan Robert M / L Ladean | Wewoka, OK 74884 | Oil & Gas Operator | Jul 2015 |
| 2197 | Morgan, C. V. Partnership | Olney, TX 76374 | Oil & Gas Operator | Jan 2009 |
| 2198 | Morgan, Mike | | Oil Operator | Dec 2014 |
| 2199 | Morgan, Robert L | | Oil Operator | Dec 2017 |
| 2200 | Morgas | Shamrock, TX 79079 | Gas Operator | Nov 1994 |