The Greta a Rosenberg-Witt Private
The Greta a Rosenberg-Witt Private is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Aventura, FL. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $496K in total assets. In 2024, it awarded 1 grant totaling $36K. Net investment income was $22K.
Key facts about The Greta a Rosenberg-Witt Private
In short: The Greta a Rosenberg-Witt Private gave $36K across 1 grant in 2024 (avg $36K), mostly in Massachusetts. Source: 2024 IRS Form 990-PF.
- EIN
- 65-6475171
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $35,990
- Grants made (2024)
- 1
- Average grant
- $35,990
- Median grant
- $35,990
- Total assets
- $495,607
- Primary geography
- Massachusetts (100% of itemized 2024 grant dollars)
Data from IRS Form 990-PF, 2024; updated September 2026.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$496K
-0.9% YoY
Annual Giving
$36K
+1.0% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$36K
+1.0% YoY
Under IRS private-foundation payout rules, The Greta a Rosenberg-Witt Private reported a distributable amount of $37K for 2024 — the minimum it must pay out in qualifying distributions.
How The Greta a Rosenberg-Witt Private gives
- Giving grew 26% from 2021 to 2024. Method
- In 2024 it paid out 98% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
From the foundation's IRS Form 990-PF filings. Methodology.
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 1 itemized 2024 grant dollars.
States
Cities
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| HARVARD MEDICAL SCHOOL Boston, MA | BRAIN RESEARCH & PSYCHIATRIC DISEASE | $35,990 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $495,607 | $500,282 | $496,611 |
| Revenue | $20,290 | $24,468 | $24,023 |
| Expenses | $39,565 | $37,402 | $37,492 |
| Qualifying Distributions | $35,990 | $35,636 | $28,335 |
| Net Investment Income | $21,965 | $18,349 | $19,023 |
| Distributable Amount | $36,661 | $37,916 | $32,467 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
The Greta a Rosenberg-Witt Private is led by Marlene Zuckerman, Trustee on every filing since 2020 — the only officer listed, and uncompensated.
Officers on the 2024 filing
Marlene Zuckerman
Trustee
On filings since 2020
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 The Greta a Rosenberg-Witt Private
How much does The Greta a Rosenberg-Witt Private give each year?
The Greta a Rosenberg-Witt Private gave $36K across 1 grant in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $36K across 1 grant.
How large is The Greta a Rosenberg-Witt Private?
The Greta a Rosenberg-Witt Private reported $496K in total assets on its 2024 IRS Form 990-PF. It paid out $36K in qualifying distributions that year, against a required minimum of $37K (roughly 5% of its investment assets).
What is The Greta a Rosenberg-Witt Private?
The Greta a Rosenberg-Witt Private is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in Aventura, FL. It holds $496K in total assets as of 2024.
Where does The Greta a Rosenberg-Witt Private operate?
The Greta a Rosenberg-Witt Private has awarded grants in Massachusetts.
What is The Greta a Rosenberg-Witt Private's EIN?
The Greta a Rosenberg-Witt Private's EIN (Employer Identification Number) is 65-6475171. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
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