| MEDCOAT 2088779 · TMA1215059 · design | an individual | 5 Pharmaceuticals | Registered | 2023 |
| MEDIASET 0769912 · TMA492273 | an individual | 9 Electronics10 Medical13 Firearms+12 | Registered | 1998 |
| MÉTÉOSAT 0971534 | THE EUROPEAN SPACE AGENCY | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1997 |
| MIDST 2031128 · TMA1160082 | Hale Corporation | 43 Restaurants | Registered | 2023 |
| MIDWEST 1954013 · TMA1225628 · design | MIDWEST INDUSTRIAL SUPPLY, INC. | 1 Chemicals3 Cosmetics4 Oils+5 | Registered | 2024 |
| MIDWEST 1954008 · TMA1225627 | MIDWEST INDUSTRIAL SUPPLY, INC. | 1 Chemicals3 Cosmetics4 Oils+5 | Registered | 2024 |
| MODIST 1718449 · TMA980919 · design | an individual | 9 Electronics35 Advertising42 Science | Registered | 2017 |
| MIDWEST 1678920 · TMA911361 | DENTSPLY SIRONA Inc. | 10 Medical | Registered | 2015 |
| MEDIKIT 1571771 · TMA859097 | Medikit Co. Ltd. | 10 Medical | Registered | 2013 |
| MEDISET 0499281 · TMA294402 | an individual | 21 Housewares | Registered | 1984 |
| MEDCT 2338441 | Owner not listed | 9 Electronics42 Science | Pending | 2024 |
| MIDWEST 2124611 | ABB Asea Brown Boveri Ltd. | 9 Electronics | Pending | 2021 |
| MEDISHEET 2186724 · TMA1217566 | Spartech LLC | 16 Paper17 Rubber | Registered | 2024 |
| MEDIASITE 1269154 · TMA695781 | SONIC FOUNDRY, INC. (A Maryland Corporation) | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2007 |
| MAIDESITE 2263303 · TMA1281514 · design | Hangzhou Nande Intelligent Technology Co. Ltd. | 20 Furniture | Registered | 2025 |
| MATICOD 2248235 · TMA1267299 | Shenzhen Shikeshu Industrial Co. Ltd. | 11 Lighting | Registered | 2024 |
| MEDICEUTICALS 2186659 · TMA1266931 | an individual | 3 Cosmetics | Registered | 2024 |
| METASTAGE 2174582 · TMA1252307 · design | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics42 Science | Registered | 2024 |
| MIDGATE 2157796 · TMA1224451 | General Motors LLC | 12 Vehicles | Registered | 2024 |
| METASTREAM 2138128 · TMA1186648 | Metamark (UK) Limited | 16 Paper17 Rubber20 Furniture | Registered | 2023 |
| MODUSTOOLBOX 2136821 · TMA1177970 | Cypress Semiconductor Corporation | 9 Electronics | Registered | 2023 |
| MEDSTEAD 2052554 · TMA1152938 | Winfield Solutions, LLC | 5 Pharmaceuticals | Registered | 2022 |
| MidKote 2042279 · TMA1204699 | Plant Products Inc. | 1 Chemicals | Registered | 2023 |
| Mitsudonose 2033420 · TMA1142754 | Lumielina International Inc. | 3 Cosmetics | Registered | 2022 |
| MATCHSTICK 2028951 · TMA1157167 | Women Entrepreneurs of Saskatchewan Inc. | 41 Education | Registered | 2022 |