- Annie E. Casey Foundation
- Barr Foundation
- Bates Wells Braithwaite
- Bill & Melinda Gates Foundation
- Bruner Foundation
- Bush Foundation
- California Endowment
- Centre for Development Innovation, Wageningen University and Research Centre
- David and Lucile Packard Foundation
- Dutch Ministry of Economic Affairs, Agriculture and Innovation
- Edna McConnell Clark Foundation
- Ford Foundation
- Frey Foundation
- Fund for Shared Insight
- GE Foundation
- Glaser Progress Foundation
- Harold K. L. Castle Foundation
- Harry and Jeanette Weinberg Foundation, Inc.
- James Irvine Foundation
- Jerry Lee Foundation
