Aziende: W
- Wake Up
- Wally
- Walt Disney
- Walter Tosto
- Wam
- Warner Bros
- Waterjet Corporation
- Watson Wyatt
- Waycomm
- We care
- Webank
- WebCentre.it
- Weber Shandwick
- Weleda
- Wellcomm Engineering
- Wellink
- Weruska & Joel
- Whirlpool
- WICE Group
- Wiit
- Wind
- Wish Days
- Wlf
- Wolters Kluwer
- Worknet
- Workup
- Worldspan
- WS
- Wuerth
- Wunderman
- Wyeth Consumer Healthcare
- Wyeth Lederle