- WellSky Hospice & Palliative
- WellSpan Health
- Wellspring Capital Management
- Welltower
- Welsh Carson Anderson & Stowe
- West Florida Hospital
- West Monroe
- West Virginia University Medical
- Western Arizona Regional Medical Center
- Western Reserve Care Solutions
- Western Wisconsin Health
- Whiteford
- Wilcox Health Medical Center
- Willamette Hospice & Palliative Care
- Willamette Vital Health
- William Blair
- William Osler Health System
- WindRose Health Investors
- Winston & Strawn
- Winthrop University