- Abt Associates
- Accelera Innovations
- Accelleron Medical Products
- AccentCare
- AccentCare Inc
- Accenture
- Access Care Home Care Inc
- Access Home Care
- Access Living
- Access Quality
- Access to Independence
- Access2Care
- Accessible Home Care
- Accessible Home Health Care
- Accessing Independence
- Acclaim Health
- Accolade Home Care and Hospice
- Accord Services
- Accreditation Commission for Health Care
- Accredited Home Health Services
