- Wimbo
- Wimdu
- WiMe
- WiMetrics
- Wimi
- WiMi5
- Wimio Networks
- Wimix LLC
- WIMM Labs
- Wimmer Solutions Corporation.
- Wimoto Technologies
- WiMP
- WimpIT
- Wimpy Analytics LLC
- Wimsett & Company
- Wimy
- wimZr
- Win
- WIN Advanced Systems
- Win Information Technology
- Win Marketing Digital
- WiN MS
- Win Source Electronics
- Win Systems
- Win the Planet
- Win Webtech
- Win Win Slots
- Win-Win
- Win-Win Group
- Win-Win Solutions Group
- Win4Lin
- WinAbility Software
- WinAd
- Winamax
- Winamp
- WinApp
- WinASO Registry Optimizer
- Winbatch, the Batch Language for Windows
- WINBee 3000 IX
- WINBee 3000 VX
- WINBee 4000 BI
- WINBee 4000 BIX
- WINBee 4000 BVX
- WINBee 5000 IX
- WINBee 5000 VX
- WINBee 5000-WES LIX
- WINBee-4000-BV
- WinBeta
- WinBizSolutions
- Winbo Smart Tech
- Winbond
- WinBooks SA/NV
- Winbox Technologies
- WinBuyer
- Winc
- WinCalendar for Windows, Word & Excel
- Wincanton
- Wincanton Records Management
- Wincere
- Winchannel
- Winchester Electronics
- Winclap
- WinCom Systems
- WinComm
- WINConnect
- Wincor Nixdorf
- Wincove
- Wincreator
- Wincube Marketing
- WIND
- Wind Fish
- Wind Information - unit
- Wind Mobile
- Wind Point Partners
- Wind River
- Wind River Systems, Inc.
- Wind Telecomunicazioni SpA
- wind2share
- Windchill
- Windcrest Partners
- Windelnde
- Winder
- Winder Farms
- Winder Power
- Windermere Real Estate
- Windes & McClaughry
- Windfall Systems
- Windfinder
- Windforce Ventures
- Windham Capital Management
- Windham Classics Corporation
- windham hill consulting
- Windham Venture Partners
- Windhaven Investment Management
- Windhorse Aerospace
- Winding
- WinDirStat
- Windjammer Capital Investors
- WindLogics