- Sojourn Hospice & Palliative Care
- Solace Health
- Solace Pediatric Home Healthcare
- Soleo Health
- SOLIC Capital
- Sollis Health
- SolutionHealth
- Somatus Inc.
- Sonas Home Health Care
- Sonic Drive-IN
- Sound Physicians
- Sound Ventures
- South Carolina Home Care & Hospice Association
- South Louisiana Community College
- South Shore
- Southcoast Visiting Nurse Association
- Southeast Arkansas Hospice Inc.
- Southeast Missourian
- Southeastern Health Care
- Southeastern Health Care at Home