The Weill Family Foundation
The Weill Family Foundation is a private family foundation established around 1967 and based in Albany, New York. Founded by Sanford I. Weill, former CEO of Citigroup Inc. (until 2003) and Chairman (until 2006), the foundation serves as the philanthropic vehicle for Sanford and Joan Weill. The foundation operates as a 501(c)(3) organization and represents one of the most significant private philanthropies in the United States.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$390.2M
+8.5% YoY
Annual Giving
$17.6M
-10.1% YoY
Grant Count
20
+100.0% YoY
Avg Grant Size
$882K
-55.1% YoY
Under IRS private-foundation payout rules, The Weill Family Foundation reported a distributable amount of $19.3M for 2024 — the minimum it must pay out in qualifying distributions.
Mission & Focus Areas
The foundation focuses on three core areas: arts and culture, education, and health. The foundation emphasizes long-term institutional partnerships rather than broad grant distribution, working exclusively with preselected charitable organizations.
Grantmaking
The Weill Family Foundation does not accept unsolicited grant applications. The foundation works exclusively through invitation-only processes with preselected charitable organizations based on trustee discretion.
Grant Range
** $500,000 to $100 million
Average Grant
** Approximately $1.96 million
Invitation Only
** No unsolicited applications accepted; invitation only
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Geographic Focus
Where this funder awards grants
The foundation has national funding reach with primary focus on multiple U.S. cities. Grantmaking is distributed across multiple states including New York, California, Michigan, Florida, Alabama, and the District of Columbia, with significant concentration in California and New York.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
As of 2024:
- Total Assets: $390.2 million
- Total Revenue: $49.9 million
- Total Expenses: $19.1 million
- Net Income: $30.7 million
- Total Liabilities: $0
Historical Growth: Total assets have grown from $54.5 million in 2011 to $390.2 million in 2024.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $390,222,484 | $359,486,995 | $375,545,398 |
| Revenue | $49,869,389 | $4,817,852 | $8,335,073 |
| Expenses | $19,133,900 | $20,876,255 | $18,828,343 |
| Qualifying Distributions | $17,921,504 | $19,955,438 | $18,150,113 |
| Net Investment Income | $29,135,211 | $10,295,531 | $10,341,725 |
| Distributable Amount | $19,297,748 | $18,444,855 | $19,474,457 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
58 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include University of California San Francisco Foundation ($9,653,607), University of California Berkeley Foundation ($3,753,607), Uc Davis Foundation ($2,500,000).
| Recipient | Purpose | Amount |
|---|---|---|
| THE CARNEGIE HALL CORPORATION NEW YORK, NY | GENERAL CHARITABLE NEEDS | $75,000 |
| LANG LANG INTERNATIONAL MUSIC FOUNDATION INC Cliffside Park, NJ | GENERAL CHARITABLE NEEDS | $50,000 |
| COUNCIL ON FOREIGN RELATIONS NEW YORK, NY | GENERAL CHARITABLE NEEDS | $25,000 |
| UNIVERSITY OF CALIFORNIA BERKELEY FOUNDATION BERKELEY, CA | $3,653,607 SATISFACTION OF PLEDGE | $3,753,607 |
| UNIVERSITY OF CALIFORNIA SAN FRANCISCO FOUNDATION SAN FRANCISCO, CA | Satisfaction of Pledge | $9,653,607 |
| NAF NEW YORK, NY | Satisfaction of Pledge | $800,000 |
| ALVIN AILEY DANCE FOUNDATION INC NEW YORK, NY | GENERAL CHARITABLE NEEDS | $125,000 |
| COLORADO COMMUNITY SHELTER PROVIDERS INC Lakewood, CO | GENERAL CHARITABLE NEEDS | $5,000 |
| JEWISH AGENCY FOR ISRAEL-NORTH AMERICAN COUNCIL New York, NY | GENERAL CHARITABLE NEEDS | $5,000 |
| PROJECT SUNSHINE INC NEW YORK, NY | GENERAL CHARITABLE NEEDS | $5,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
Board Members and Officers:
- Sanford Weill — Chairman, Treasurer, Director
- Joan Weill — President, Director
- Michael Masin — Secretary, Director
- Jessica Bibliowicz — Director
- Arthur Mahon — Assistant Secretary, Assistant Treasurer, Director
- Tommy Bibliowicz — Director
- David Bibliowicz — Director
- Michael Freedman — Chief Investment Officer, Director
- Marc Weill — Director
- Viju Rajan — Director, Audit Committee
All board members serve on a voluntary basis with no compensation.
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| SANFORD WEILL | CHAIRMAN, CEO, DIRECTOR | 5 | — |
| JOAN WEILL | VICE CHAIRMAN, DIRECTOR | 5 | — |
| MICHAEL MASIN | SECRETARY, DIRECTOR | 1 | $25,000 |
| JESSICA BIBLIOWICZ | PRESIDENT, DIRECTOR | 1 | — |
| TOMMY BIBLIOWICZ | Director | 1 | — |
| DAVID BIBLIOWICZ | Director | 1 | — |
| MICHAEL FREEDMAN | TREASURER, DIRECTOR, INV COMM | 1 | — |
| MARC WEILL | VICE CHAIRMAN, DIRECTOR | 1 | — |
| VIJU RAJAN | DIRECTOR, AUDIT COMMITTEE | 8 | — |
| LAUREL SRI-JAYANTHA | DIRECTOR | 1 | — |
| DR PAUL ALIVISATOS | DIRECTOR | 1 | $25,000 |
| DR MARK SCHLISSEL | DIRECTOR | 1 | $25,000 |
| DR MARC TESSIER-LAVIGNE | DIRECTOR | 1 | $25,000 |
Recent News & Activity
Recent developments and announcements
In 2025, the Weill Family Foundation announced a $50 million gift to establish the Weill Cancer Hub East at Weill Cornell Medicine. The foundation also pledged $100 million to launch a UCSF-Stanford cancer research hub for breakthrough research initiatives.
$50 Million Gift from the Weill Family Foundation Establishes the ...Contact Information
Address: PO Box 10879, Albany, NY 12201-5879
Telephone: 518-301-1679
EIN: 13-6223609
Frequently Asked Questions
What does The Weill Family Foundation fund?
The foundation focuses on three core areas: arts and culture, education, and health. The foundation emphasizes long-term institutional partnerships rather than broad grant distribution, working exclusively with preselected charitable organizations.
How do I apply for a grant from The Weill Family Foundation?
The Weill Family Foundation does not accept unsolicited grant applications. The foundation works exclusively through invitation-only processes with preselected charitable organizations based on trustee discretion. **Grant Characteristics:** • **Application Process:** No unsolicited applications accepted; invitation only • **Number of Grants:** 10 grants in 2023; 14 grants in 2022 • **Annual Distribution:** Approximately $19.6 million (2023) • **Grant Range:** $500,000 to $100 million • **Averag…
Where does The Weill Family Foundation make grants?
The foundation has national funding reach with primary focus on multiple U.S. cities. Grantmaking is distributed across multiple states including New York, California, Michigan, Florida, Alabama, and the District of Columbia, with significant concentration in California and New York.
What size grants does The Weill Family Foundation award?
In 2024, The Weill Family Foundation awarded 20 grants totaling $17.6M — an average of about $882K per grant, based on its IRS Form 990 filings.
How much is The Weill Family Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, The Weill Family Foundation reported a distributable amount of $19.3M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is The Weill Family Foundation's EIN?
The Weill Family Foundation's EIN (Employer Identification Number) is 13-6223609. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in The Weill Family Foundation's focus areas in our free grants database
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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
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