| Rank | Name |
|---|---|
| 1 | Bill & Melinda Gates Foundation Family foundation of Microsoft founder Bill Gates |
| 2 | Ford Foundation Major private foundation based in NYC |
| 3 | J Paul Getty Trust |
| 4 | Robert Wood Johnson Foundation |
| 5 | Hewlett Foundation Private foundation established by Hewlett-Packard cofounder |
| 7 | The David and Lucile Packard Foundation Funded with Proceeds from Hewlett Packard |
| 8 | MacArthur Foundation Major private grant-making foundation; based in Chicago |
| 9 | Lilly Endowment Inc |
| 10 | Gordon and Betty Moore Foundation |
| 11 | Andrew W Mellon Foundation Major private foundation based in NYC |
| 12 | Tulsa Community Foundation The Tulsa Community Foundation (TCF) is one of the largest community foundations in the United States. |
| 13 | The Kresge Foundation Private foundation headquartered in Troy, Michigan |
| 14 | The California Endowment |
| 15 | Rockefeller Foundation |
| 16 | The Leona M and Harry B Helmsley Charitable Trust |
| 17 | Annie E. Casey Foundation 13th Largest Foundation, Social Services, UPS Money |
| 18 | The Susan Thompson Buffett Foundation |
| 19 | The Duke Endowment |
| 20 | Carnegie Corporation of New York Major philanthropic organization |
| 21 | Robert W Woodruff Foundation Inc |
| 22 | Margaret A Cargill Foundation Funds from the estate of Margaret A. Cargill, who died in 2006, will add $9 billon in assets |
| 23 | Charles Stewart Mott Foundation |
| 25 | Conrad N. Hilton Foundation Established by Conrad N. Hilton, founder of Hilton Hotels, in 1944 |
| 26 | Walton Family Foundation Inc Philanthropic foundation affiliated with family that owns Walmart |
| 28 | The Harry and Jeanette Weinberg Foundation Inc |
| 29 | Casey Family Programs |
| 30 | Kimbell Art Foundation |
| 31 | The Annenberg Foundation |
| 32 | The Cleveland Foundation community foundation in Greater Cleveland |
| 34 | The McKnight Foundation Minnesota-based and focused family foundation |
| 35 | Bloomberg Family Foundation Michael Bloomberg's philanthrophy foundation |
| 36 | The New York Community Trust |
| 37 | Richard King Mellon Foundation |
| 38 | Doris Duke Charitable Foundation |
| 39 | Silicon Valley Community Foundation $13.5 billion of assets under management. |
| 40 | Ewing Marion Kauffman Foundation |
| 41 | Alfred P. Sloan Foundation philanthropic, not-for-profit grantmaking institution based in New York City. |
| 42 | The Simons Foundation |
| 43 | The Heinz Endowments |
| 44 | The Broad Foundation |
| 45 | James Irvine Foundation Philanthropic nonprofit expanding opportunities for the people of California. |
| 46 | Houston Endowment Inc Philanthropic foundation established by Jesse Holman Jones and his wife, Mary Gibbs Jones |
| 47 | Starr Foundation One of largest private foundations in U.S. |
| 48 | Daniels Fund |
| 50 | The William Penn Foundation private, Philadelphia-based grant making foundation |
| 51 | The Samuel Roberts Noble Foundation Established in 1945 by Lloyd Noble to help revitalize agriculture |
| 52 | California Community Foundation Mission: To lead positive systemic change that strengthens Los Angeles' community (as stated on 2015 Form 990) |
| 53 | WM Keck Foundation |
| 54 | Lumina Foundation for Education Inc |
| 55 | Robertson Foundation Hedge fund manager Julian Robertson's foundation |
| 56 | Greater Kansas City Community Foundation |
| 57 | The Michael and Susan Dell Foundation |
| 58 | The Moody Foundation |
| 59 | Marin Community Foundation |
| 60 | San Francisco Foundation We are a leading agent of Bay Area philanthropy. We rank among the largest of the nation’s community foundations in grantmaking and assets. We cultivate a family of donors who share a commitment to th |
| 61 | Oregon Community Foundation |
| 62 | John Templeton Foundation |
| 63 | Barr Foundation |
| 64 | The Ahmanson Foundation |
| 65 | The Freedom Forum Inc |
| 66 | The Brown Foundation, Inc. |
| 67 | The California Wellness Foundation |
| 68 | The Columbus Foundation and Affiliated Organizations |
| 69 | Shimon ben Joseph Foundation |
| 70 | The Pittsburgh Foundation |
| 71 | Joyce Foundation Charitable foundation in Great Lakes region |
| 72 | The Anschutz Foundation private charitable foundation |
| 73 | The Edna McConnell Clark Foundation Avon Money Used for Targeted Impact Investments in Youth |
| 74 | The Broad Art Foundation |
| 75 | Druckenmiller Foundation "supports medical research, education, and efforts to fight poverty." |
| 76 | The Meadows Foundation Inc |
| 77 | The J E and L E Mabee Foundation Inc |
| 78 | Hartford Foundation for Public Giving |
| 79 | Surdna Foundation Established as a charitable foundation in 1917 by John Emory Andrus |
| 81 | Bush Foundation Established in 1953 by 3M executive Archibald Bush and wife, Edyth - Minneapolis-Based |
| 82 | Cummings Foundation Funds from Bill Cummings, Commercial Real Estate, Boston |
| 83 | M J Murdock Charitable Trust |
| 84 | Donald W Reynolds Foundation |
| 85 | Rockefeller Brothers Fund Set up in 1940 by the five sons of John Jr. |
| 86 | Communities Foundation of Texas |
| 87 | Community Foundation for Greater Atlanta Since 1951 The Community Foundation for Greater Atlanta has been connecting community members, nonprofits and other partners to strengthen the Atlanta region through philanthropy. |
| 88 | Bat Hanadiv Foundation No 3 |
| 89 | Hall Family Foundation |
| 90 | The Henry Luce Foundation Inc |
| 91 | Foundation for the Carolinas Manages charitable resources for individuals and groups in thirteen counties in North and South Carolina. |
| 92 | Weingart Foundation Private philanthropic foundation focused on southern California |
| 93 | Meyer Memorial Trust Philanthropic foundation centered in Oregon and Clark County, Washington |
| 94 | Burroughs Wellcome Fund Independent private foundation dedicated to advancing the biomedical sciences |
| 95 | The Morris and Gwendolyn Cafritz Foundation Private philanthropic foundation promoting arts and culture in D.C. area |
| 96 | Nelda C and H J Lutcher Stark Foundation |
| 97 | The AVI CHAI Foundation Private foundation for support of organizations and programs in Judaism |
| 98 | Fred C and Katherine B Andersen Foundation |
| 99 | The Packard Humanities Institute Dedicated to archaeology, music, film preservation, historic conservation, and early education |
| 100 | The Ford Family Foundation A private, non-profit foundation located in Roseburg, Oregon. |
| Open Society Foundations International grantmaking network founded by business magnate George Soros | |
| Knight Foundation | |
| Wallace Foundation Philanthropic foundation for education and arts for "disadvantaged" kids | |
| The Boston Foundation A manager of charitable assets. A major funder of nonprofit organizations. A civic leader and convener | |
| WK Kellogg Foundation |