| MEGANT 1338073 · TMA750884 | Owner not shown | 7 Machines | Registered | 2009 |
| MACSQuant 2306844 | Miltenyi Biotec B.V. & Co. KG | 1 Chemicals9 Electronics42 Science | Pending | 2023 |
| Macanta 1970757 · TMA1147323 | Macanta Design Build Inc. | 35 Advertising36 Finance37 Construction+3 | Registered | 2022 |
| MaSanté 1634347 · TMA911460 | MCMAHON DISTRIBUTEUR PHARMACEUTIQUE INC. | 35 Advertising38 Telecommunications42 Science+1 | Registered | 2015 |
| MgGiant 2313256 | Shenzhen Mggiant Technology Co. Ltd | 9 Electronics | Pending | 2024 |
| MIKMAYTOO 2264713 · TMA1283432 | an individual | 6 Metal | Registered | 2025 |
| MASCOMODA 2249748 · TMA1268751 | Owner not listed | 25 Clothing | Registered | 2024 |
| MEGAMITOPRO 2237015 · TMA1253107 | Owner not shown | 5 Pharmaceuticals | Registered | 2024 |
| MASINTOR 2233350 · TMA1257976 | Guangzhou Maite Trade Development Co. Ltd. | 18 Leather | Registered | 2024 |
| MYSUNTOWN 2226055 · TMA1251283 · design | SHENZHEN KOMENE CLOTHING CO.,LIMITED | 25 Clothing | Registered | 2024 |
| MSMETICS 2210549 · TMA1248197 · design | Msmetics Brand Inc. | 3 Cosmetics | Registered | 2024 |
| MESANDY 2202745 · TMA1238890 | an individual | 3 Cosmetics | Registered | 2024 |
| Mousinator 2194244 · TMA1235069 | an individual | 21 Housewares | Registered | 2024 |
| MEGAMOD 2192708 · TMA1266947 | Vertiv Corporation | 40 Treatment | Registered | 2024 |
| MAGNATUFF 2180269 · TMA1229030 | TVF, Inc. | 24 Textiles | Registered | 2024 |
| MexHandcraft 2156699 · TMA1231189 | an individual | 21 Housewares | Registered | 2024 |
| MGNTQ 2156222 · TMA1280597 | an individual | 9 Electronics10 Medical42 Science | Registered | 2025 |
| MAGNITE 2154289 · TMA1243886 · design | Magnite, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2024 |
| Maysunday 2154006 · TMA1207635 | an individual | 18 Leather | Registered | 2023 |
| MCENNEDY 2145208 · TMA1223726 | LIDL STIFTUNG & CO. KG | 29 Meat30 Coffee31 Fresh+2 | Registered | 2024 |
| MCINTOSH 2137711 · TMA1198036 · design | MCINTOSH TRADING INC. | 21 Housewares | Registered | 2023 |
| McIntosh 2137710 · TMA1198035 | MCINTOSH TRADING INC. | 21 Housewares | Registered | 2023 |
| MAGENTA 2134528 · TMA1213103 · design | Magenta Capital Corporation | 36 Finance37 Construction | Registered | 2023 |
| Magneto 2109945 · TMA1159446 | Magneto Sports LLC | 28 Toys | Registered | 2023 |
| MEGMEET 2109786 · TMA1200074 · design | SHENZHEN MEGMEET ELECTRICAL CO.,LTD | 7 Machines | Registered | 2023 |