| MASTERCHEM 0862021 · TMA501944 | Masterchem Industries LLC a Missouri limited liability company | 2 Paints | Registered | 1998 |
| MASTERCHEK 0318066 · TMA169224 | Mastercard International Incorporated | 16 Paper | Registered | 1970 |
| MASTERCEM 1695031 · TMA934139 | Construction Research & Technology GmbH | 1 Chemicals | Registered | 2016 |
| MASTERCALF 1481975 · TMA807533 | Masterfeeds Inc. | 5 Pharmaceuticals31 Fresh | Registered | 2011 |
| MASTERCHEQUE 1165307 · TMA624579 | Mastercard International Incorporated | 9 Electronics16 Paper28 Toys+1 | Registered | 2004 |
| MASTERSHIFT 2197164 · TMA1237352 · design | Mastershift Inc. | 42 Science | Registered | 2024 |
| MASTERCHOKE 1678246 · TMA977004 | Master Flo Valve Inc. | 6 Metal | Registered | 2017 |
| MASTERCRAFT 1647076 · TMA931690 · design | MasterCraft Boat Company, LLC | 12 Vehicles | Registered | 2016 |
| MASTERCRAFT 1634135 · TMA1036194 · design | Canadian Tire Corporation, Limited | 12 Vehicles | Registered | 2019 |
| MASTERCRAFT 1573248 · TMA900949 · design | Canadian Tire Corporation, Limited | 1 Chemicals3 Cosmetics4 Oils+14 | Registered | 2015 |
| MASTERCRAFT 1573247 · TMA859269 · design | Canadian Tire Corporation, Limited | 1 Chemicals3 Cosmetics4 Oils+14 | Registered | 2013 |
| MASTERCRAFT 1548810 · TMA883192 · design | Canadian Tire Corporation, Limited | 1 Chemicals4 Oils6 Metal+5 | Registered | 2014 |
| MASTERCRAFT 1548809 · TMA883190 | Canadian Tire Corporation, Limited | 7 Machines9 Electronics12 Vehicles | Registered | 2014 |
| MASTERCRAFT 1537964 · TMA883193 | Canadian Tire Corporation, Limited | 1 Chemicals4 Oils6 Metal+5 | Registered | 2014 |
| MASTERCRAFT 1330917 · TMA752865 · design | MasterCraft Boat Company, LLC | 12 Vehicles | Registered | 2009 |
| MASTERCRAFT 1330758 · TMA754073 | MasterCraft Boat Company, LLC | 12 Vehicles | Registered | 2009 |
| MASTERCRAFT 1004307 · TMA542736 · design | Canadian Tire Corporation, Limited | 1 Chemicals3 Cosmetics7 Machines+4 | Registered | 2001 |
| MASTERCRAFT 0822342 · TMA540480 · design | Canadian Tire Corporation, Limited | 1 Chemicals2 Paints3 Cosmetics+21 | Registered | 2001 |
| MASTERCRAFT 0822341 · TMA534749 · design | Canadian Tire Corporation, Limited | 1 Chemicals2 Paints3 Cosmetics+22 | Registered | 2000 |
| MASTERCRAFT 0563391 · TMA339997 · design | Canadian Tire Corporation, Limited | 18 Leather | Registered | 1988 |
| MASTERCRAFT 0563390 · TMA339996 | Canadian Tire Corporation, Limited | 18 Leather | Registered | 1988 |
| MASTERCHOKE 0484108 · TMA273759 | Master Flo Valve Inc. | 7 Machines | Registered | 1982 |
| MASTERCRAFT 0469399 · TMA268846 | Canadian Tire Corporation, Limited | 1 Chemicals3 Cosmetics5 Pharmaceuticals+7 | Registered | 1982 |
| MASTERCRAFT 0402804 · TMA224549 | Onfloor Technologies, LLC | 7 Machines | Registered | 1977 |
| MASTERCRAFT 0178007 · UCA14694 | Canadian Tire Corporation, Limited | 1 Chemicals2 Paints3 Cosmetics+21 | Registered | 1940 |