| MEASURIES 1922695 · TMA1081741 · design | Measureme Tape Inc. | 9 Electronics16 Paper | Registered | 2020 |
| MEASURIES 1857334 · TMA1081740 | Measureme Tape Inc. | 9 Electronics16 Paper | Registered | 2020 |
| MACRES 1352512 · TMA729456 | OFFICINE MACCAFERRI S.P.A. an Italian company | 6 Metal19 Building | Registered | 2008 |
| MSRS 2216648 | MSRS LLC | 9 Electronics39 Transport42 Science | Pending | 2021 |
| MAKERKIDS 1687125 · TMA929409 | MAKERKIDS IP CORP. | 9 Electronics16 Paper35 Advertising+3 | Registered | 2016 |
| MXRSDF 2261811 · TMA1281298 | an individual | 14 Jewellery | Registered | 2025 |
| MASQUERS 2247402 · TMA1261924 · design | PHOENYX VENTURES LIMITED | 33 Wine | Registered | 2024 |
| MACROSOURCE 2244329 · TMA1250334 · design | MACROSOURCE, LLC | 1 Chemicals36 Finance | Registered | 2024 |
| MAKERZ 2243001 · TMA1260169 | NEWCORP INTERNATIONAL CO. | 20 Furniture | Registered | 2024 |
| MICROS 2237129 · TMA1254191 · design | Owner not listed | 9 Electronics | Registered | 2024 |
| MACROSOURCE 2232112 · TMA1250286 | MACROSOURCE, LLC | 1 Chemicals36 Finance | Registered | 2024 |
| MIKERQO 2226833 · TMA1218781 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| MEQIRKO 2225385 · TMA1265512 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| MAXIRICCO 2220190 · TMA1249792 · design | Max InterAmericas Inc | 30 Coffee | Registered | 2024 |
| MYKURS 2202600 · TMA1238865 | Jieyangshi Zhongkai Trading Co., Ltd. | 25 Clothing26 Sewing | Registered | 2024 |
| MYCOWORKS 2196147 · TMA1277475 | MycoWorks, Inc. | 1 Chemicals25 Clothing40 Treatment+1 | Registered | 2024 |
| meowcrystal 2190157 · TMA1233682 | Guangzhou Qidian Cross-border E-commerce Co. Ltd. | 14 Jewellery | Registered | 2024 |
| MNGARISTA 2190142 · TMA1232878 | an individual | 16 Paper | Registered | 2024 |
| MACERS 2181239 · TMA1230221 · design | Macers Professional Corporation | 35 Advertising | Registered | 2024 |
| Messerschmitt 2180453 · TMA1274139 | Waffen Schumacher GmbH | 13 Firearms28 Toys | Registered | 2024 |
| MCCROUSTILLANT 2178109 · TMA1232356 | MCDONALD'S CORPORATION | 30 Coffee | Registered | 2024 |
| MCCRISPY 2178104 · TMA1227287 | MCDONALD'S CORPORATION | 30 Coffee | Registered | 2024 |
| MEZQUIRIZ 2171871 · TMA1207863 · design | LIDL STIFTUNG & CO. KG | 33 Wine | Registered | 2023 |
| Microgenix 2160504 · TMA1210093 | an individual | 29 Meat31 Fresh | Registered | 2023 |
| Maxrisa 2142186 · TMA1200361 | an individual | 11 Lighting | Registered | 2023 |