Michael & Leah Weisberg Family Foundation
Michael & Leah Weisberg Family Foundation is a private foundation, based in New York, NY. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $2.7M in total assets. In 2024, it awarded 4 grants totaling $513K. Net investment income was $195K.
Michael & Leah Weisberg Family Foundation at a glance
In short: Michael & Leah Weisberg Family Foundation gave $513K across 4 grants in 2024 (avg $128K), mostly in New York. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $512,604
- -4.5% vs 2023
- Grants made (2024)
- 4
- -20.0% vs 2023
- Average grant
- $128,151
- +19.4% vs 2023
- Median grant
- $132,080
- Total assets
- $2,676,023
- -11.1% vs 2023
- Primary geography
- New York (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026.
Who Michael & Leah Weisberg Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2024
The largest 2024 recipient was NYU Langone - Faces ($248K). Together the top 4 received $513K.
Grant Size Distribution
25 grants across all recorded years
The most common grant size was under $50K: 15 grants of 25 (60%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 4 itemized grants.
Cities
How Michael & Leah Weisberg Family Foundation gives
- Giving grew 22% from 2021 to 2024. Method
- In 2024 it paid out 384% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $206K (2020) to $581K (2022). In 2024 it made 4 grants totaling $513K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| NYU Langone - Faces New York, NY | General Purpose | $247,500 |
| New York Historical Society Museum & Library New York, NY | General Purpose | $244,560 |
| Whitney Museum New York, NY | General Purpose | $19,600 |
| Museum of Modern Art New York, NY | General Purpose | $944 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $2,676,023 | $194,575 | $529,568 | $512,604 | 4 | $527,054 | $194,575 | $137,294 |
| 2023 | $3,011,016 | $186,432 | $552,414 | $536,716 | 5 | $544,666 | $195,242 | $154,275 |
| 2022 | $3,376,998 | $134,739 | $584,195 | $581,445 | 7 | $581,695 | $207,293 | $174,005 |
| 2021 | $3,826,451 | $224,215 | $424,378 | $420,820 | 6 | $420,820 | $224,215 | $190,394 |
| 2020 | $3,960,659 | $209,660 | $215,988 | $205,950 | 3 | — | $240,237 | $191,566 |
Under IRS private-foundation payout rules, Michael & Leah Weisberg Family Foundation reported a distributable amount of $137K for 2024 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Michael & Leah Weisberg Family Foundation's 2024 filing lists 2 officers; none of the 2 officers listed in 2024 report compensation.
Officers on the 2024 filing
Leah J. Weisberg
Trustee
On filings since 2020
1 hr/week
No compensation reported
Michael R. Weisberg
Trustee
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Michael & Leah Weisberg Family Foundation
How much does Michael & Leah Weisberg Family Foundation give each year?
Michael & Leah Weisberg Family Foundation gave $513K across 4 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $537K across 5 grants.
What is Michael & Leah Weisberg Family Foundation's typical grant size?
Michael & Leah Weisberg Family Foundation's median grant in 2024 was $132,080, and its average grant was $128,151, across 4 grants on its 2024 IRS Form 990-PF.
Where does Michael & Leah Weisberg Family Foundation give grants?
Michael & Leah Weisberg Family Foundation gives mostly in New York: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were New York, NY (4 grants).
Does Michael & Leah Weisberg Family Foundation give general operating support?
Yes: 100% of Michael & Leah Weisberg Family Foundation's 2024 grants with a stated purpose (4 of 4) were for general or operating support, per its 2024 IRS Form 990-PF.
How large is Michael & Leah Weisberg Family Foundation?
Michael & Leah Weisberg Family Foundation reported $2.7M in total assets on its 2024 IRS Form 990-PF. It paid out $527K in qualifying distributions that year, against a required minimum of $137K (roughly 5% of its investment assets).
What is Michael & Leah Weisberg Family Foundation's EIN?
Michael & Leah Weisberg Family Foundation's EIN (Employer Identification Number) is 45-1539904. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated October 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS November 15, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 15, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 4, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 10, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS April 13, 2025)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Michael & Leah Weisberg Family Foundation funds
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