Funders
- Central Indiana Community Foundation, Inc.
- Central New York Community Foundaton, Inc.
- Century Foundation
- Cera cvba
- Challenge Foundation
- CHANGE Philanthropy
- Character & Citizenship, Inc.
- Charities Aid Foundation (CAF)
- Charles and Helen Schwab Foundation
- Charles F. Kettering Foundation
- Charles H. Revson Foundation, Inc.
- Charles Hayden Foundation
- Charles Koch Foundation
- Charles Stewart Mott Foundation
- Chasbro Investments
- Chasdrew Fund
- Chase Bank
- Chevron Corporation
- Chicago Annenberg Challenge
- Chicago Community Foundation
- Chicago Community Organizing Capacity Building Initiative
- Chicago Community Trust
- Chicago Federation of Labor
- Chicago Federation of Musicians
- Chicago Foundation for Women
- Chicago Urban League
- Children Now
- Children's Hospital of Philadelphia
- Children's Investment Fund Foundation
- Children's Services Council of Palm Beach County