Top Companies
- WATERS CORPORATION
- WHSmith
- WIDA - Waterford Intellectual Disability Association
- WIndward Management
- WP Engine (US)
- Wagamama Restaurant
- Walkers
- Wallace Myers International
- Walls Construction Limited
- Walters People
- Ward Personnel Ltd
- Wasdell Group - Wasdell Packaging Group
- WaterWipes (Irish Breeze)
- Wayfair LLC
- Web Summit
- Webdoctor.ie
- Webrecruit
- Weener Plastics Ltd
- Well Sourced Solutions
- Wellington Professional Recruitment
- Wells Fargo & Company
- West Pharmaceutical Products Ireland
- West Wood Club - West Wood Club limited
- WestRock group
- Westbourne IT Global Services
- Westcare Homecare Ltd.
- Western Care Association
- Western Union
- Westerwood Global
- Westgrove Hotel
- Westmeath Community Development Ltd
- Westport Hotel Group
- White Edge Garden Construction
- White Sands Hotel
- Wicklow Arms
- William Fry
- Willis Towers Watson
- Windmill Healthcare
- Windsor Motor Group
- Winthrop Engineering & Contracting Ltd
- Wipro Limited
- Wisetek
- Wix
- Wolfgang Digital
- Woodbrook Care
- Woodie's DYE
- Workday, Inc
- Workhuman
- World of Tiles
- Wow Burger - Dollard & Co Building
- Wrike
- WuXi Biologics Ltd.