- Deloitte Health
- Delta Care Rx
- Denver Health and Hospital Authority
- Denver VA Medical Center
- Department of Public Health and Primary Care at Ghent University
- Deutsche Bank
- Digicode
- Dignity Health
- Dignity Health Global Education
- Dignity Health Sierra Nevada Memorial
- Dignity Home Care
- Dignity Hospice
- Dignity Hospice Care
- Dina
- Disability Rights Vermont
- Disability Services & Legal Center
- Discern Health
- Dispatch Health
- Diversified Health Care
- Dominican Sisters of Hawthorne