- 3M Health Information Systems
- 60 West
- AARP
- AARP Minnesota
- Aberdeen News
- ABILITY
- Absolut Care
- ACA
- Accelerated Care Plus
- Accordius Health
- Accountable Care Organizations
- Accura HealthCare
- ACHA
- ACTS Retirement Services
- ADME Investment Partners
- Administration for Community Living
- Advance Care Planning
- Advantage Living Centers
- Adventist Midwest Health
- Advocate Aurora Health
