| WeightOFF 1429037 · TMA804755 | NuvoCare Health Sciences Inc. | 5 Pharmaceuticals | Registered | 2011 |
| WESTBRONCO 2278033 · TMA1223949 | Guangzhou Migo E-Commerce Co. Ltd | 18 Leather | Registered | 2024 |
| Wcatubao 2214992 · TMA1248264 | Wuhan Daju Yiding E-commerce Co., Ltd | 7 Machines | Registered | 2024 |
| WEESTEP 2109154 · TMA1220354 | Nexstep Footwear Inc. | 25 Clothing | Registered | 2024 |
| WÜSTHOF 2014225 · TMA1203525 | an individual | 7 Machines35 Advertising41 Education | Registered | 2023 |
| WestBloom 1873487 · TMA1078132 | WestBloom Inc | 3 Cosmetics5 Pharmaceuticals6 Metal+14 | Registered | 2020 |
| WASTOP 1864028 · TMA1075307 | an individual | 19 Building20 Furniture | Registered | 2020 |
| WESTBEST 1837018 · TMA1050503 | 1126362 Alberta Ltd. | 29 Meat | Registered | 2019 |
| WESTPOWER 1719444 · TMA973418 | Westpower Equipment Ltd. | 35 Advertising37 Construction40 Treatment+1 | Registered | 2017 |
| WasteApe 1691850 · TMA932510 | McInnis Ventures Inc. | 6 Metal8 Hand12 Vehicles+6 | Registered | 2016 |
| WAXTABS 1585620 · TMA942949 | WAXTABS (PTY) LTD | 5 Pharmaceuticals40 Treatment42 Science | Registered | 2016 |
| WESTFALIASURGE 1549270 · TMA869694 | GEA Mechanical Equipment GmbH | 1 Chemicals3 Cosmetics4 Oils+13 | Registered | 2014 |
| WESTPORT 1496991 · TMA807003 · design | WESTPORT FUEL SYSTEMS CANADA INC. | 7 Machines9 Electronics12 Vehicles | Registered | 2011 |
| WHICHWAYTOPAY 1490597 · TMA819802 · design | Which Way To Pay Ltd. | 35 Advertising36 Finance39 Transport+1 | Registered | 2012 |
| WEACTIVIST 1477548 · TMA847961 | Owner not shown | 9 Electronics10 Medical18 Leather+2 | Registered | 2013 |
| WESTFALIA 1419636 · TMA822414 · design | Mobil Invest GmbH | 12 Vehicles | Registered | 2012 |
| WESTBEACH 1419269 · TMA776165 | WESTBEACH APPAREL UK LIMITED | 16 Paper18 Leather25 Clothing+1 | Registered | 2010 |
| WESTBOND 1409969 · TMA776882 | Forbo Flooring UK Limited | 27 Carpets | Registered | 2010 |
| WESTBROOK 1345806 · TMA767046 | Cabinetworks Group Michigan, LLC | 20 Furniture | Registered | 2010 |
| WESTFALIA 1282064 · TMA731991 · design | Mobil Invest GmbH | 12 Vehicles20 Furniture | Registered | 2009 |
| WESTFIELD 1270558 · TMA678527 | Westfield, LLC (a Delaware limited liability company) | 36 Finance | Registered | 2006 |
| WESTFIELD 1270104 · TMA686294 · design | Westfield, LLC (a Delaware limited liability company) | 36 Finance37 Construction | Registered | 2007 |
| WESTHAVEN 1249551 · TMA741215 | SIMPSON DOOR COMPANY, a Washington corporation | 19 Building | Registered | 2009 |
| WAGSTAFF 1200942 · TMA635047 | Wagstaff, Inc. | 6 Metal7 Machines | Registered | 2005 |
| WÜSTHOF 1197101 · TMA644871 | an individual | 8 Hand21 Housewares | Registered | 2005 |