- RNC
- Ro
- Robert Wood Johnson Foundation
- Robinson & Cole
- Robust Retirement
- Rochester Regional Health
- Rock Health
- Rock Springs
- Rock-Pond
- Rockaway Home Care
- Rockbridge Associates
- Roetzel & Andress
- Rogerson Communities
- Ronat Home Health Care Inc.
- Room2Care
- Rory Meyers College of Nursing
- Roscoe Medical
- RoseRock Healthcare
- Rosner Home Healthcare
- Ross Capital