- Addus Homecare Corp.
- Addus HomeCare Corporation
- Addus HomeCare Partners
- Adoration Health
- Advalt Inc.
- Advanced Hospice Management
- Advanced Illness Partners
- Advanced Palliative and Hospice Social Work Certification (APHSW-C)
- Advent International
- Advocate Aurora Enterprises
- Advocate Aurora Health
- Aerial Anthropology
- Aetna
- Aetna Better Health of Virginia
- Affinis Hospice
- Affinity Hospice
- Affinity Hospice Holdings
- After Cloud
- Agape Care
- Agape Care Group
