- WHO'S PERFECT? - STUTTGART
- why
- wHY Architecture
- why the friday
- Whynot Design
- WI.MA, SNC
- WIASS WIRTSCHAFTS ASSEKURANZ MAKLER GMBH
- WIBRE Elektrogeräte Edmund Breuninger GmbH & Co. KG
- Wichmann Brandschutzsysteme GmbH & Co. KG
- WICHSER AKUSTIK & BAUPHYSIK AG
- WICHTREY HOMEWARE GMBH
- WICONA
- WICTOR S.p.A.
- Widala
- WIDAUER
- Widawscy Studio Architektury
- WIDE Automation S.r.l.
- Wide Horizon
- Wide Screen Audio bvba
- Widegerm Lighting Ltd.
- WiDesign
- WIDMANN RISCALDAMENTI SRL
- Widmer Wohnen AG
- Width Studio
- Wiefferink BV
- Wiege
- Wiel Arets Architects