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Largest private operating foundations in the United States

Biggest private operating foundations in the United States, ranked by revenue

The 50 largest private operating foundations in the United States by revenue range from $1.1 billion down to $10 million.

The largest are Glaxosmithkline Patient Access Programs Foundation, The J Paul Getty Trust, and Otsuka Patient Assistance Foundation Inc.

Organizations
2,095
Total revenue
$4.9B
Total assets
$36.9B

Largest private operating foundations in the United States

Ranked by revenue.

GGlaxosmithkline Patient Access Programs Foundation
The J Paul Getty Trust
Otsuka Patient Assistance Foundation Inc
Open Society Institute
Cummings Foundation Inc
Carl & Marilynn Thoma Foundation
Lesea Global Feed The Hungry Inc
BBerkley Foundation For Historical Books And Documents
EEmpowering Economic Growth Foundation
JJan And Mitsuko Wine And Art Educational Foundation
Worthington Scholarship Foundation
The Rawlings Foundation Inc
Kirk Humanitarian
CCall To Action Foundation
The Lanier Theological Library Foundation
Kemper And Leila Williams Foundation
Terra Foundation For American Art
Community Education Building Corp
China Medical Board Inc
Stahls Automotive Foundation
Humanity United
WWally Art Foundation Inc
WWadhwani Operating Foundation
State Employees Credit Union Foundation
Mt Cuba Center Inc
Moore Farms Botanical Garden Foundation
TTiger Baron Foundation Inc
The Jason T Dickerson Family Foundation
Manresa Island Corp
Grace Farms Foundation
Collective Impact Network
TThe Charles Butt Foundation
Tippet Rise Foundation
Nature Sacred
GGerry Foundation Inc
Build Health International Inc
Rubin Museum Of Art
Draper Richards Kaplan Foundation
Tom T East Sr And Alice K East And Alice H East And Robert C East Wildlife Fnd
Nelda C And Hj Lutcher Stark Foundation
Multifamily Coalition For Affordable Housing
Elysabeth Kleinhans Theatrical Foundation Inc
SSherwood Fund
Chipstone Foundation
BBerkowitz Contemporary Foundation Inc
CCharles & Agnes Kazarian Eternal Foundation
Roderick And Solange Macarthur Justice Center
Elevate Prize Foundation Inc
CColen Family Charitable Tr
The Caldwell Foundation

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows how an organization is run and funded — not its real-world outcomes. Figures are presented without evaluation; we do not rate, score, or rank organizations. · philanthropy.org