1. The William and Flora Hewlett Foundation $403.53 M
2. The David and Lucile Packard Foundation $385.57 M
3. The Energy Foundation $320.31 M
4. Sea Change Foundation $150.46 M
5. McKnight Foundation $79.66 M
6. Richard King Mellon Foundation $76.43 M
7. Oak Foundation $71.79 M
8. Bloomberg Family Foundation Inc $59.94 M
9. Foundation For The Carolinas $58.44 M
10. The Rockefeller Foundation $52.34 M
11. The Kresge Foundation $51.31 M
12. Citizens Programs Corp $38.20 M
13. Alfred P. Sloan Foundation $38.07 M
14. J P B Chapter $35.19 M
15. John D. and Catherine T. MacArthur Foundation $33.56 M
16. Nationale Postcode Loterij $30.86 M
17. The National Lottery Community Fund $28.87 M
18. ClimateWorks Foundation $26.60 M
19. Howard G. Buffett Foundation $25.35 M
20. Rockefeller Brothers Fund $23.69 M
21. Charles Stewart Mott Foundation $23.23 M
22. Doris Duke Charitable Foundation, Inc. $21.94 M
23. The Joyce Foundation $21.29 M
24. The Leona M. and Harry B. Helmsley Charitable Trust $19.43 M
25. Heising-Simons Foundation $18.39 M

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