- 128 Collective
Arabella Advisors - Arcus Foundation
- Argosy Foundation
- The Peggy and Jack Baskin Foundation
- The Jacob and Hilda Blaustein Foundation
- The Brush Foundation
- The Susan Thompson Buffett Foundation
- Caring for Colorado - ReproCollab
- Compton Foundation
- Dyson Foundation
- EMpower – The Emerging Markets Foundation
- Leland Fikes Foundation
- The Ford Foundation
- Bill & Melinda Gates Foundation
- General Service Foundation
- Lisa and Douglas Goldman Fund
- Groundswell Fund
- Grove Foundation
- Irving Harris Foundation
- The William and Flora Hewlett Foundation
- The Jacob and Terese Hershey Foundation
- Lefkofsky Family Foundation
- Ms. Foundation for Women
- New Morning Foundation
- Jessie Smith Noyes Foundation
- The Oak Hill Fund
- Open Society Foundations
- The Overbrook Foundation
- The David and Lucile Packard Foundation
- Prentice Foundation
- Proteus Fund
- RAD Program
- The Reis Foundation
- The Scherman Foundation
- Seattle International Foundation
- The Summit Foundation
- Tara Health Foundation
- Third Wave Fund
- United Nations Foundation
- Wallace Global Fund
- Wellspring Philanthropic Fund
- Women’s Foundation of California
- Women’s Foundation of Mississippi
Some members chose not to be listed here.
*New member.