| WEBCATLY 2247573 · TMA1265936 | Owner not listed | 9 Electronics | Registered | 2024 |
| WEBSTORM 1624015 · TMA905451 | Owner not shown | 9 Electronics | Registered | 2015 |
| Webbist 1139818 · TMA602249 | an individual | 35 Advertising | Registered | 2004 |
| WEBSTART 0837047 · TMA484923 | INTERNATIONAL BUSINESS MACHINES CORPORATION | 9 Electronics37 Construction38 Telecommunications+1 | Registered | 1997 |
| WEBASTO 0580670 · TMA353923 · design | an individual | 9 Electronics11 Lighting12 Vehicles | Registered | 1989 |
| WEBASTO 0244395 · TMA114243 | an individual | 11 Lighting12 Vehicles | Registered | 1959 |
| WEBSTER 0206269 · UCA35960 | Capital City Tool, Inc., (a Kentucky Corporation) | 7 Machines9 Electronics | Registered | 1950 |
| WEBHOSTOS 1174188 · TMA776388 | DELUXE SMALL BUSINESS SALES, INC. | 42 Science | Registered | 2010 |
| WPCTEV 2182557 · TMA1230325 | Beijing Yimei Ruisi Biotechnology Co. Ltd. | 17 Rubber | Registered | 2024 |
| WebKit 2050566 · TMA1170826 | Apple Inc. | 9 Electronics | Registered | 2023 |
| WaveStar 2037438 · TMA1141873 | POWER DISTRIBUTION, INC. | 9 Electronics | Registered | 2022 |
| weBoost 1992167 · TMA1115385 | Wilson Electronics, LLC | 9 Electronics | Registered | 2021 |
| #WPGWHITEOUT 1969691 · TMA1135227 | Winnipeg Jets Hockey Club Limited Partnership | 9 Electronics16 Paper24 Textiles+4 | Registered | 2022 |
| WOOFSTOCK 1947726 · TMA1176127 · design | 9266925 CANADA INC. | 3 Cosmetics8 Hand9 Electronics+13 | Registered | 2023 |
| WOOFSTOCK 1947720 · TMA1176128 · design | 9266925 CANADA INC. | 3 Cosmetics8 Hand9 Electronics+13 | Registered | 2023 |
| WAVESUITE 1854897 · TMA1060550 | Owner not shown | 9 Electronics | Registered | 2019 |
| WEPACKIT 1841546 · TMA1081437 | 1623239 Ontario Inc. dba Wepackit Machinery | 7 Machines37 Construction40 Treatment+1 | Registered | 2020 |
| WAVESTONE 1813440 · TMA1159606 | Wavestone (Société anonyme à directoire et conseil de surveillance, incorporated under French law) | 35 Advertising38 Telecommunications41 Education+1 | Registered | 2023 |
| WIFIESTA 1760362 · TMA1011115 | Wifiesta Inc. | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2018 |
| WEBCITIES 1715986 · TMA965952 · design | an individual | 35 Advertising | Registered | 2017 |
| WebsiteBox 1654763 · TMA926421 | WebsiteBox Corp. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| WAVESTREAM 1620576 · TMA869098 | an individual | 9 Electronics11 Lighting | Registered | 2014 |
| WEBCODE 1567078 · TMA847574 | DELAWARE CAPITAL FORMATION, INC. a legal entity | 39 Transport | Registered | 2013 |
| WEBJET 1531327 · TMA849252 | Webjet Marketing Pty Ltd. | 39 Transport43 Restaurants | Registered | 2013 |
| WebKit 1481661 · TMA815013 | Apple Inc. | 9 Electronics | Registered | 2012 |