1. The William and Flora Hewlett Foundation $403.78 M
2. The David and Lucile Packard Foundation $385.57 M
3. The Energy Foundation $318.78 M
4. Sea Change Foundation $150.46 M
5. The McKnight Foundation $80.78 M
6. Richard King Mellon Foundation $74.71 M
7. Oak Foundation $71.79 M
8. Citizens Programs Corp $71.39 M
9. Bloomberg Family Foundation Inc $61.94 M
10. Foundation For The Carolinas $56.78 M
11. The Rockefeller Foundation $52.34 M
12. The Kresge Foundation $51.31 M
13. Alfred P. Sloan Foundation $38.15 M
14. The JPB Foundation $36.11 M
15. John D. and Catherine T. MacArthur Foundation $33.56 M
16. Nationale Postcode Loterij $29.53 M
17. The National Lottery Community Fund $28.87 M
18. ClimateWorks Foundation $28.09 M
19. Howard G. Buffett Foundation $25.35 M
20. Rockefeller Brothers Fund $23.64 M
21. Charles Stewart Mott Foundation $23.23 M
22. The Joyce Foundation $21.92 M
23. The Leona M. and Harry B. Helmsley Charitable Trust $20.75 M
24. Doris Duke Charitable Foundation, Inc. $20.70 M
25. Foundation to Promote Open Society $19.86 M

+ More- Show Less