| WELDTEC 1696924 · TMA918767 | THE BLACK & DECKER CORPORATION | 7 Machines8 Hand | Registered | 2015 |
| WELDTECH 1557811 · TMA886519 | BHA Altair, LLC | 6 Metal22 Ropes | Registered | 2014 |
| WILDSEED 2067193 | an individual | 35 Advertising36 Finance41 Education | Pending | 2020 |
| WELDCO 2002238 · TMA1105994 | Weldco Sales, Inc. | 12 Vehicles35 Advertising | Registered | 2021 |
| WILDZ 1894976 · TMA1089482 | Rootz Ltd. | 9 Electronics16 Paper28 Toys+5 | Registered | 2020 |
| WELDCOR 1717609 · TMA950722 · design | WeldCor Supplies Inc. | 35 Advertising | Registered | 2016 |
| WeldCor 1717608 · TMA950720 | WeldCor Supplies Inc. | 35 Advertising | Registered | 2016 |
| WELLTEC 1695186 · TMA1063265 | Welltec A/S (a Danish Limited Liabilities Company) | 6 Metal7 Machines9 Electronics+5 | Registered | 2019 |
| WELDCAP 1629717 · TMA900386 | an individual | 9 Electronics | Registered | 2015 |
| WELLTEX 1628285 · TMA926458 | Back on track Company Ltd. Corporation Malta | 10 Medical18 Leather24 Textiles+2 | Registered | 2016 |
| WILDHAZ 1554779 · TMA860845 | an individual | 9 Electronics16 Paper | Registered | 2013 |
| WALDIES 1370244 · TMA744150 | 2001 Brands, Inc. | 25 Clothing | Registered | 2009 |
| WELDCOA 1297372 · TMA717445 | Welding Company of America | 6 Metal7 Machines9 Electronics+2 | Registered | 2008 |
| WELLTEC 1211696 · TMA685489 | Welltec A/S (a Danish Limited Liabilities Company) | 7 Machines9 Electronics37 Construction | Registered | 2007 |
| WELDCO 0291636 · TMA145830 · design | AIR PRODUCTS CANADA LTD./ PRODAIR CANADA LTEE. | 7 Machines9 Electronics | Registered | 1966 |
| WILDTEK 2307294 | 9494-7926 Québec inc. | 12 Vehicles22 Ropes35 Advertising+2 | Pending | 2024 |
| WILDXYZ 2244070 | WILDXYZ, INC. | 9 Electronics35 Advertising41 Education+2 | Pending | 2022 |
| WILDCREEK 2260264 · TMA1279412 | CertainTeed LLC | 19 Building20 Furniture | Registered | 2024 |
| WELDSENSE 1518015 · TMA873520 | Associated Equipment Corporation | 7 Machines11 Lighting | Registered | 2014 |
| WILDSTAR 2249914 · TMA1280966 | Spin Master Ltd. | 28 Toys | Registered | 2025 |
| WEALTHSHARE 2220579 · TMA1248504 · design | WealthShare Inc. | 35 Advertising36 Finance37 Construction+1 | Registered | 2024 |
| WILDCREST 2220540 · TMA1279057 · design | an individual | 25 Clothing | Registered | 2024 |
| WILDGOOD 2186493 · TMA1285124 | WILDGOOD, INC. | 30 Coffee | Registered | 2025 |
| WealthIQ 2117045 · TMA1238108 | Canaccord Genuity Corp. | 16 Paper35 Advertising36 Finance+2 | Registered | 2024 |
| WEALTHSIGMA 2115133 · TMA1184015 | an individual | 36 Finance | Registered | 2023 |