- S. Mitchell Mack Hospice House
- Saad Enterprises
- Saad Healthcare
- Sacred Heart Home Care Services
- Safe Harbor Hospice
- SafelyYou
- SafeRide
- SAGE
- Sage Hospice
- Saint Alphonsus Health System
- Saint Francis Healthcare System
- Saint John of God Community Services
- Saint Joseph Health System
- Saint Louis University
- Saint Mariam Hospice Inc
- Saint Mariam Hospice Inc.
- Saints Hospice
- Saks Fifth Avenue
- Salah Foundation Children’s Hospital
- Saline Memorial Hospice