1.
Andrew W. Mellon Foundation
2.
Bill & Melinda Gates Foundation
3.
Bloomberg Philanthropies
2010
4.
Conrad N. Hilton Foundation
5.
Ford Foundation
1936-01-01
6.
Gordon and Betty Moore Foundation
7.
Lilly Endowment
8.
McMaster University
1887
9.
Open Society Foundations
10.
Rockefeller Foundation
11.
Stavros Niarchos Foundation
12.
The Leona M. and Harry B. Helmsley Charitable Trust