Funders
- Birmingham Foundation
- Birth to Five Policy Alliance
- Black Male Donor Collaborative
- Blandin Foundation
- Bloomberg American Health Initiative of the Johns Hopkins Bloomberg School of Public Health
- Blue Cross and Blue Shield of Minnesota Center for Prevention
- Blue Cross and Blue Shield of Minnesota Foundation
- Blue Cross and Blue Shield of North Carolina Foundation
- Blue Cross Blue Shield Center for Prevention
- Blue Cross Blue Shield of Massachusetts Foundation
- Blue Shield of California Foundation
- Bodman Foundation
- Bon Secours Virginia Health System
- Booth Ferris Foundation
- Borealis Philanthropy
- Borrego Foundation
- Boston Public Schools
- Bowman C. Lingle Trust
- Boys and Girls Clubs of America
- BP Foundation
- Brainerd Foundation
- Breneman Jaech Foundation
- Brennan Center for Justice at New York University School of Law
- Bristol-Myers Squibb Foundation
- British American Tobacco, South Africa
- Broad Art Foundation
- Broad Center for the Management of School Systems
- Broad Foundation
- Broadway Cares/Equity Fight AIDS
- Broadway United Church of Christ
