- Alliance for Justice
- Annie E. Casey Foundation
- Atlantic Philanthropies
- Bridgespan Group
- California Civic Participation Funders
- California Endowment
- Carnegie Corporation of New York
- Center for Lobbying in the Public Interest
- Chambers Family Fund
- Clear Thinking Communications
- Communities for Public Education Reform (CPER)
- Community Connections
- Dasra
- David and Lucile Packard Foundation
- Education First
- Emerging Practitioners in Philanthropy
- Exponent Philanthropy
- Foundation Center
- Four Freedoms Fund
- FSG
