| WNG AG | Vaud |
| Wöhrle Automatisierungs-Elektronik GmbH | Zurich |
| Wolf-Media | Aargau |
| Wondrous Ltd | Basel-Stadt |
| WorkDAO | |
| World Broadband Association | |
| World Economic Forum | |
| World Health Organization | |
| World Intellectual Property Organization | |
| World Trade Institute | |
| World Trade Organization | |
| Worldsoft AG | Neuchâtel |
| WORLDWEBFORUM Beecom AG | Zurich |
| Worx Engineering GmbH | Thurgau |
| WTI AG | |
| WW Immo Informatik AG | Zurich |
| Wyden AG | |
| Wyss Zurich | |
| Xandance & Partners GmbH | |
| Xeiro AG | Schwyz |
| Xenoht.net S.A.R.L. | Geneva |
| Xerof | |
| xFarm Technologies S.A. | |
| XIAG AG | Zurich |
| Xilva AG | |
| XLnow | Solothurn |
| XMetalReal S.A. | |
| XOR AG | Zurich |
| xorlab AG | |
| Xovis AG | Bern |
| XPLAIN | |
| Xsensio | Vaud |
| Xterio Ltd | |
| Xtreeme GmbH | Ticino |
| Y-Tech | |
| Yacuna AG | |
| Yannick Rochat | |
| YEP Digital Marketing GmbH | Thurgau |
| YES | |
| Ymmunobio | Basel-Stadt |
| Yokoy Switzerland Ltd | |
| YouHodler.com | |
| Youplus Holding AG | |
| Your Target | |
| YourShop S.A. | Vaud |
| Ypsomed AG | |
| YugaCell GmbH | |
| Yuneec | |
| Yves Bresson | Vaud |
| YVORI AG | |