| MZN 1995901 · TMA1120820 | MEZZION PHARMA CO. LTD. | 5 Pharmaceuticals | Registered | 2022 |
| MCN 1827365 · TMA1032159 | Mancal Corporation | 36 Finance37 Construction39 Transport+2 | Registered | 2019 |
| MCN 1812899 · TMA1039010 | PAGE Management Counsel Ltd. | 35 Advertising | Registered | 2019 |
| MSN 1115455 · TMA627227 | Microsoft Corporation | 9 Electronics38 Telecommunications | Registered | 2004 |
| MSN 1045370 · TMA711854 | Microsoft Corporation | 9 Electronics35 Advertising36 Finance+7 | Registered | 2008 |
| MSN 1045369 · TMA559054 | Microsoft Corporation | 35 Advertising36 Finance | Registered | 2002 |
| MOKIN 2209287 · TMA1241710 · design | HONG KONG C-SMARTLINK INFORMATION TECHNOLOGY CO., LIMITED | 9 Electronics | Registered | 2024 |
| MAKAN 2133897 · TMA1175976 · design | Xiamen Dannike Trading Co. Ltd. | 8 Hand | Registered | 2023 |
| MKONO 2003663 · TMA1144364 | an individual | 21 Housewares | Registered | 2022 |
| MIKEN 1588539 · TMA956299 | Miken Sports, LLC | 9 Electronics25 Clothing28 Toys | Registered | 2016 |
| MIKEN 1583088 · TMA856933 | Miken Sports, LLC | 14 Jewellery25 Clothing28 Toys | Registered | 2013 |
| MIKEN 1478930 · TMA795122 | Miken Sports, LLC | 9 Electronics | Registered | 2011 |
| MIKEN 1265110 · TMA672812 | Miken Sports, LLC | 18 Leather28 Toys | Registered | 2006 |
| MOKON 0617483 · TMA372329 · design | Protective Industries, Inc. (a Delaware corporation) | 9 Electronics | Registered | 1990 |
| MYKON 2354676 | Owner not listed | 6 Metal37 Construction39 Transport | Pending | 2024 |
| MUKIN 2302340 | ShenZhen Wanju Maoyi Co. LTD | 24 Textiles | Pending | 2023 |
| MAKIN 2222747 | an individual | 9 Electronics38 Telecommunications42 Science | Pending | 2022 |
| MOOKYUN 2318261 · TMA1255560 | an individual | 25 Clothing | Registered | 2024 |
| mosmo 2260187 · TMA1277973 | SHENZHEN AIXINGWANG ELECTRONIC TECHNOLOGY CO. LTD | 34 Tobacco | Registered | 2024 |
| MAGMII 2248508 · TMA1267358 · design | an individual | 35 Advertising42 Science | Registered | 2024 |
| MAYGAN 2248473 · TMA1279131 | Maygan Inc. | 5 Pharmaceuticals30 Coffee32 Beer+1 | Registered | 2024 |
| MAAJOON 2240170 · TMA1261481 | AURORA FINE FOODS INC. | 32 Beer | Registered | 2024 |
| mSYN 2235138 · TMA1258047 | ModernaTX, Inc. | 5 Pharmaceuticals | Registered | 2024 |
| MECCION 2230319 · TMA1256509 | Fuzhou Qixinyuan Trading Co. Ltd | 8 Hand | Registered | 2024 |
| 149 149MKM 2230228 · TMA1257955 · design | 149MKM CORPORATION | 35 Advertising37 Construction40 Treatment+1 | Registered | 2024 |