1. The William and Flora Hewlett Foundation $134.96 M
2. John D. and Catherine T. Macarthur Foundation $82.10 M
3. The David and Lucile Packard Foundation $65.45 M
4. The Kresge Foundation $48.97 M
5. Sea Change Foundation $42.23 M
6. Barr Foundation $41.65 M
7. Academy for Motion Arts Sciences $37.58 M
8. The Heising-Simons Foundation $37.14 M
9. Bloomberg Philanthropies, Inc. $36.10 M
10. Mcknight Foundation $35.71 M
11. Robertson Foundation $27.50 M
12. Silicon Valley Community Foundation $23.30 M
13. Academy Foundation $22.83 M
14. The Jpb Foundation $22.38 M
15. Doris Duke Charitable Foundation $22.27 M
16. The Skoll Foundation $16.85 M
17. The Oak Foundation U.S.A. $15.97 M
18. The Schmidt Family Foundation $11.34 M
19. Energy Foundation China $11.10 M
20. The Skoll Fund $10.10 M
21. The Benificus Foundation $10.09 M
22. Greenpeace Fund, Inc. $9.43 M
23. Fidelity Investments Charitable Gift Fund $9.31 M
24. Environmental Defense Fund Incorporated $9.11 M
25. Oak Foundation $8.00 M

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