| WST 1870975 · TMA1051615 | Spectrum Tracer Services, LLC | 42 Science | Registered | 2019 |
| WEST 1605719 · TMA918835 | DUPUIS LANGEN FINANCIAL MANAGEMENT (1985) LTD. | 36 Finance44 Medical45 Legal | Registered | 2015 |
| WEST 1399474 · TMA796768 · design | WEST PHARMACEUTICAL SERVICES, INC. | 6 Metal10 Medical17 Rubber+2 | Registered | 2011 |
| WEST 1294464 · TMA700636 | Western Financial Group (Network) Inc. | 16 Paper25 Clothing | Registered | 2007 |
| WST 1291091 · TMA687716 | Trade-Link Group Inc. | 4 Oils5 Pharmaceuticals6 Metal+9 | Registered | 2007 |
| WEST 0568327 · TMA394385 | REEMTSMA CIGARETTENFABRIKEN GMBH | 34 Tobacco | Registered | 1992 |
| WEST 0559443 · TMA335348 | TGA Industries Limited | 9 Electronics | Registered | 1987 |
| WWCT 2289728 | WORLD WIDE CANADIAN TOBACCO (WWCT) INC. | 34 Tobacco | Pending | 2023 |
| WST 2270560 · design | Owner not listed | 15 Musical | Pending | 2023 |
| WYOST 2144957 · TMA1185540 | an individual | 5 Pharmaceuticals | Registered | 2023 |
| WISTA 2036391 · TMA1145739 | Women's International Shipping & Trading Association Limited | 35 Advertising41 Education | Registered | 2022 |
| WISTA 2029630 · TMA1147822 · design | WISTA Werkzeugfertigungs- GmbH | 7 Machines37 Construction40 Treatment | Registered | 2022 |
| WOSTU 1930340 · TMA1096069 · design | Shenzhen Bamoer Network Co. Ltd. | 9 Electronics11 Lighting18 Leather+3 | Registered | 2021 |
| WOSTU 1887096 · TMA1063075 · design | Shenzhen Bamoer Network Co. Ltd. | 14 Jewellery | Registered | 2019 |
| 5WEST 1873275 · TMA1038017 · design | Sunpan Trading & Importing Inc. | 11 Lighting20 Furniture | Registered | 2019 |
| 5WEST 1873016 · TMA1042513 | Sunpan Trading & Importing Inc. | 11 Lighting20 Furniture | Registered | 2019 |
| WISTA 1760677 · TMA1047115 | WisTa Laboratories Ltd | 5 Pharmaceuticals42 Science | Registered | 2019 |
| WHIST 1521661 · TMA829374 | KOHLER CO. | 11 Lighting | Registered | 2012 |
| WAYST 1504767 · TMA861684 · design | P.R.China Jiangxi WAYST technology develop Company LTD. | 7 Machines11 Lighting12 Vehicles+2 | Registered | 2013 |
| WESTY 1500173 · TMA809040 | an individual | 11 Lighting17 Rubber21 Housewares | Registered | 2011 |
| WESTY 2218870 | an individual | 9 Electronics | Pending | 2022 |
| WESTY 1989722 | Mobil Invest GmbH | 12 Vehicles20 Furniture | Pending | 2019 |
| WASOTO 2221929 · TMA1248667 | an individual | 11 Lighting | Registered | 2024 |
| Whywaste 2157168 · TMA1259366 | an individual | 9 Electronics42 Science | Registered | 2024 |
| Wastou 2066307 · TMA1157390 | Shenzhen Wanshitong Technology Co. Ltd. | 11 Lighting | Registered | 2022 |