| MASPORT 0566984 · TMA336505 | MASPORT LIMITED | 11 Lighting | Registered | 1988 |
| MASPORT 0325225 · TMA171903 | MASPORT LIMITED | 7 Machines12 Vehicles25 Clothing | Registered | 1970 |
| MAXPERX 2079058 | RE/MAX, LLC | 9 Electronics35 Advertising | Pending | 2021 |
| MAGSPERSE 1181839 · TMA671466 | PRODUITS CHIMIQUES MAGNUS LTEE | 1 Chemicals | Registered | 2006 |
| MAGPUR 0615050 · TMA365259 | Refratechnik Holding GmbH | 19 Building | Registered | 1990 |
| MASPRO 0536698 · TMA313637 · design | an individual | 7 Machines9 Electronics | Registered | 1986 |
| MAXPEARL 2066517 · TMA1173395 | an individual | 3 Cosmetics | Registered | 2023 |
| MASHPREP 2029883 · TMA1160046 | Global Life Sciences Solutions Operations UK Limited | 9 Electronics | Registered | 2023 |
| MAGIPERM 0764517 · TMA448909 | MASDEL INC. | 3 Cosmetics | Registered | 1995 |
| MAGPOWER 1973721 | an individual | 9 Electronics | Pending | 2019 |
| MAGAPOR 2098150 · TMA1207261 · design | MAGAPOR | 5 Pharmaceuticals10 Medical | Registered | 2023 |
| MISAPOR 1697001 · TMA933400 | an individual | 17 Rubber19 Building21 Housewares | Registered | 2016 |
| 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 |
| MAXIPOR 0727783 · TMA426561 | DEB CANADIAN HYGIENE INC. | 21 Housewares | Registered | 1994 |
| MOSPORT 0327713 · TMA181607 | Canadian Motorsport Ventures Ltd. | 12 Vehicles14 Jewellery16 Paper+2 | Registered | 1972 |
| mexpert 2293201 | Owner not listed | 37 Construction42 Science | Pending | 2023 |
| MASKPRO 2027872 | ENTREPRISE PRÉMONT INC. | 9 Electronics10 Medical25 Clothing | Pending | 2020 |
| MASKPRO 2027200 · design | Zentrix Industries Limited | 9 Electronics | Pending | 2020 |
| MAXXPOWER 1398294 · TMA908988 | International Truck Intellectual Property Company, LLC | 12 Vehicles | Registered | 2015 |
| MAXIPOWER 0432795 · TMA240467 | HBD INDUSTRIES, INC. (A DELAWARE CORPORATION) | 7 Machines | Registered | 1980 |
| MySubaru 2291101 · TMA1276593 | SUBARU CORPORATION | 9 Electronics42 Science | Registered | 2024 |
| MESIBAR 2257120 · TMA1271650 · design | Shenzhen Brosvapor Technology Co. Ltd. | 34 Tobacco | Registered | 2024 |
| MoxiPrint 2237943 · TMA1205509 | an individual | 40 Treatment | Registered | 2023 |
| Moosfor 2218786 · TMA1245589 | Yiwu CunFang Trading Co., Ltd | 24 Textiles | Registered | 2024 |