- SCAN Group
- SCAN Health Plan
- Schramm Consulting
- Schramm Consulting LLC
- Schwartz Center for Compassionate Healthcare
- Science Direct
- Scientific Reports
- Scottsdale Physician Group
- SCP Health
- Scripps Health
- Scrum Ventures
- Searchlight Pictures
- Seasons Healthcare Management
- Seasons Hospice
- Seasons Hospice & Palliative Care
- Seasons Hospice & Palliative Care of Pinellas County
- Seasons Medical Group
- Seattle University
- Section 32
- SECU Foundation