| WHERE 1343807 · TMA777021 · design | 1772887 Ontario Limited | 9 Electronics16 Paper38 Telecommunications+3 | Registered | 2010 |
| WHERE 0830850 · TMA496282 | 1772887 Ontario Limited | 9 Electronics16 Paper19 Building+5 | Registered | 1998 |
| WHERE 0621493 · TMA368571 | 1772887 Ontario Limited | 16 Paper | Registered | 1990 |
| WEARE 2312512 | Alexandria Real Estate Equities, Inc. | 36 Finance37 Construction42 Science | Pending | 2024 |
| WEWIRE 2311335 · design | Wewire Technologies Inc. | 9 Electronics36 Finance | Pending | 2024 |
| WEIERYA 1974459 · TMA1124187 | Xiamen Wulingwu Trade Co.Ltd. | 25 Clothing | Registered | 2022 |
| WEWIR 2207905 · TMA1268459 | an individual | 10 Medical | Registered | 2024 |
| WR 2105166 · TMA1181710 · design | Brown-Forman Distillery, Inc. | 33 Wine | Registered | 2023 |
| Wooruy 2100547 · TMA1183930 | Quanzhou yanyong Trading Co.Ltd | 18 Leather | Registered | 2023 |
| WÖHR 2048188 · TMA1229243 · design | Wöhr Autoparksysteme GmbH | 7 Machines | Registered | 2024 |
| WHR-140 1949489 · TMA1123531 | an individual | 11 Lighting | Registered | 2022 |
| WR 1929683 · TMA1140713 | an individual | 7 Machines12 Vehicles | Registered | 2022 |
| WR 1891730 · TMA1070479 · design | 9316-5819 Québec inc. | 43 Restaurants | Registered | 2020 |
| WHIR 1867711 · TMA1032310 | Sharda Cropchem Limited | 5 Pharmaceuticals | Registered | 2019 |
| W8R 1857258 · TMA1053745 | GESTION D&Q SOLUTIONS INC. | 9 Electronics35 Advertising41 Education | Registered | 2019 |
| WRU 1820653 · TMA1100317 · design | The Welsh Rugby Union Limited | 25 Clothing28 Toys35 Advertising+1 | Registered | 2021 |
| WIRE 1793579 · TMA1055762 · design | MESSE DUSSELDORF GMBH | 16 Paper35 Advertising40 Treatment+1 | Registered | 2019 |
| WARRAW 1763783 · TMA1033728 | Kop-Coat, Inc. | 1 Chemicals5 Pharmaceuticals | Registered | 2019 |
| WIR 1660873 · TMA917908 | Thomas Publishing Company | 35 Advertising41 Education | Registered | 2015 |
| WIRE 1637383 · TMA990344 | California Domain Construction, LLC | 9 Electronics38 Telecommunications42 Science | Registered | 2018 |
| WR 1625732 · TMA890966 · design | WENRUI MACHINERY (SHANDONG) CO. LTD. | 7 Machines9 Electronics11 Lighting | Registered | 2014 |
| WEAR 1619414 · TMA961195 · design | ZOZO, Inc. | 9 Electronics35 Advertising42 Science+1 | Registered | 2017 |
| WIREIE 1573264 · TMA853248 · design | WireIE Holdings International Inc. | 37 Construction42 Science | Registered | 2013 |
| WR 1564040 · TMA967622 · design | MARK'S WORK WEARHOUSE LTD. | 18 Leather21 Housewares24 Textiles | Registered | 2017 |
| WEIR 1560754 · TMA925088 | Weir Engineering Services Limited | 1 Chemicals6 Metal7 Machines+13 | Registered | 2016 |