| WESTGROUPE 1123987 · TMA603529 | WestGroupe Optical Inc. | 9 Electronics42 Science | Registered | 2004 |
| WESTGROWTH 1371006 · TMA796841 | an individual | 9 Electronics16 Paper35 Advertising+2 | Registered | 2011 |
| WESTCON 1296062 · TMA729809 | WG Services, Inc. | 35 Advertising37 Construction42 Science | Registered | 2008 |
| WESTGEN 0891640 · TMA524286 | WESTGEN, WESTERN CANADA'S GENETICS CENTRE | 5 Pharmaceuticals44 Medical | Registered | 2000 |
| WASTECON 0856890 · TMA501592 · design | SOLID WASTE ASSOCIATION OF NORTH AMERICA, INC. | 35 Advertising | Registered | 1998 |
| WASTECON 0856889 · TMA501594 | SOLID WASTE ASSOCIATION OF NORTH AMERICA, INC. | 35 Advertising | Registered | 1998 |
| WESTCODE 0357250 · TMA201269 | SIEMENS MOBILITY LIMITED | 7 Machines9 Electronics | Registered | 1974 |
| WESTAGRO 0341063 · TMA183070 | Tetra Pak Inc. | 3 Cosmetics4 Oils5 Pharmaceuticals+4 | Registered | 1972 |
| WESTCODE 0263346 · TMA124445 | SIEMENS MOBILITY LIMITED | 12 Vehicles | Registered | 1961 |
| WAGTASTIC 2249442 · TMA1263326 | Owner not listed | 31 Fresh | Registered | 2024 |
| WHYKJTEK 2246556 · TMA1265797 | Owner not listed | 9 Electronics | Registered | 2024 |
| Wekttznol 2230190 · TMA1252966 | Changsha Weikete Technology Co. Ltd. | 12 Vehicles | Registered | 2024 |
| WAGAUTOS 2223834 · TMA1248902 | Thistledown Farms Inc | 12 Vehicles20 Furniture21 Housewares+4 | Registered | 2024 |
| wegotyousis 2214262 · TMA1245305 | an individual | 9 Electronics25 Clothing35 Advertising+4 | Registered | 2024 |
| 0wastecleaning 2211925 · TMA1245246 | an individual | 3 Cosmetics | Registered | 2024 |
| WASTEGUARD 2177319 · TMA1227254 | Kraus USA Plumbing LLC | 7 Machines | Registered | 2024 |
| WeGoTogether 2131008 · TMA1232133 | Owner not shown | 9 Electronics44 Medical | Registered | 2024 |
| Wakts 2124275 · TMA1180756 | SHENZHEN P&S BUSINESS CO. LTD. | 8 Hand10 Medical | Registered | 2023 |
| WOWSTICK 2110285 · TMA1180556 · design | Suzhou Xiaoyi Technology Co. Ltd | 7 Machines | Registered | 2023 |
| WESTCAP 2087594 · TMA1224243 | Westcap Mgt. Ltd. | 35 Advertising36 Finance | Registered | 2024 |
| WisToyz 2083572 · TMA1181561 | Shenzhen Luyu Technology Co.Ltd. | 28 Toys | Registered | 2023 |
| WESTCAN 2054205 · TMA1275424 | Westcan Health & Safety Ltd. | 5 Pharmaceuticals10 Medical21 Housewares | Registered | 2024 |
| WSDCAM 2035640 · TMA1143666 | an individual | 9 Electronics | Registered | 2022 |
| WASTEWIZARD 2017189 · TMA1101285 | CAROLINA SOFTWARE, INCORPORATED | 9 Electronics | Registered | 2021 |
| WESTCOURT 2011404 · TMA1139568 | Westcourt Capital ULC | 36 Finance | Registered | 2022 |