- Advocate Aurora Enterprises
- Advocate Aurora Health
- Advocate Health
- Advocate Health Care
- Advocate Home Health Services
- Advocate Lutheran General Hospital
- Aegis Living
- Aegis Therapies
- AeroCare
- Aetna
- Affirmation
- Affordable Care Act
- Affordable Senior Home Care
- AFrame Digital
- Agape Care Group
- Agape Senior Community
- Age Wave
- Age Well Senior Services
- Agenda Health
- AgeOptions