| MAXPERX 2079058 | RE/MAX, LLC | 9 Electronics35 Advertising | Pending | 2021 |
| MAXPEARL 2066517 · TMA1173395 | an individual | 3 Cosmetics | Registered | 2023 |
| MEGAPORT 1725991 · TMA995529 | Megaport (Services) Pty Ltd | 38 Telecommunications42 Science | Registered | 2018 |
| MEGAPORT 1684374 · TMA977081 | SmileGate Megaport, Inc. | 9 Electronics35 Advertising41 Education | Registered | 2017 |
| MAXIVERT 0557832 · TMA327010 | CITRON HYGIENE LP | 35 Advertising40 Treatment43 Restaurants+1 | Registered | 1987 |
| MAXIPART 2162445 | an individual | 6 Metal7 Machines8 Hand | Pending | 2021 |
| MaxPro 2180572 · TMA1212508 | Owner not shown | 1 Chemicals | Registered | 2023 |
| M2XPro 2018080 · TMA1270623 | Continental Automotive Technologies GmbH | 9 Electronics | Registered | 2024 |
| MAXPRO 1900206 · TMA1112327 | HONEYWELL INTERNATIONAL INC. | 9 Electronics42 Science | Registered | 2021 |
| MAXPRO 1761982 · TMA960336 | HONEYWELL INTERNATIONAL INC. | 9 Electronics | Registered | 2017 |
| MEKPRO 1742847 · TMA948334 | Macpek Inc. | 35 Advertising | Registered | 2016 |
| MAXPRO 1559242 · TMA873211 · design | SUN-MOON INDUSTRIAL CO., LTD | 7 Machines | Registered | 2014 |
| MixPro 1484998 · TMA924064 | Owner not shown | 5 Pharmaceuticals10 Medical | Registered | 2015 |
| MIXPRO 1239403 · TMA659822 · design | Professional Mixing Equipment Inc. | 7 Machines | Registered | 2006 |
| MOSPORT 0896526 · TMA513423 | Canadian Motorsport Ventures Ltd. | 35 Advertising41 Education | Registered | 1999 |
| MOSPORT 0896525 · TMA522493 · design | Canadian Motorsport Ventures Ltd. | 4 Oils12 Vehicles14 Jewellery+5 | Registered | 2000 |
| MASPORT 0566984 · TMA336505 | MASPORT LIMITED | 11 Lighting | Registered | 1988 |
| MOSPORT 0327713 · TMA181607 | Canadian Motorsport Ventures Ltd. | 12 Vehicles14 Jewellery16 Paper+2 | Registered | 1972 |
| MASPORT 0325225 · TMA171903 | MASPORT LIMITED | 7 Machines12 Vehicles25 Clothing | Registered | 1970 |
| MASPER 2364193 · design | an individual | 28 Toys | Pending | 2024 |
| MAXPRO 2156999 | Vandapac Co. Ltd. | 12 Vehicles27 Carpets | Pending | 2021 |
| MIEXPRESS 1435375 · TMA823182 | THE CORPORATION OF THE CITY OF MISSISSAUGA | 9 Electronics16 Paper18 Leather+7 | Registered | 2012 |
| MIEXPRESS 0920802 | THE CORPORATION OF THE CITY OF MISSISSAUGA | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2012 |
| MySubaru 2291101 · TMA1276593 | SUBARU CORPORATION | 9 Electronics42 Science | Registered | 2024 |
| MESIBAR 2257120 · TMA1271650 · design | Shenzhen Brosvapor Technology Co. Ltd. | 34 Tobacco | Registered | 2024 |