Brownstein Family Foundation
Brownstein Family Foundation is a private foundation, based in Stamford, CT. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $4K in total assets. In 2025, it awarded 6 grants totaling $281K. Net investment income was $162K.
Brownstein Family Foundation at a glance
In short: Brownstein Family Foundation gave $281K across 6 grants in 2025 (avg $47K), top state Colorado. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $281,210
- -51.3% vs 2024
- Grants made (2025)
- 6
- +0.0% vs 2024
- Average grant
- $46,868
- -51.3% vs 2024
- Median grant
- $57,500
- Total assets
- $4,099
- +325.6% vs 2024
- Primary geography
- Colorado (41% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Brownstein Family Foundation funds
How this funder distributes its grants
Top Recipients
Top 6 recipients in 2025
The largest 2025 recipient was Pierrepont School ($75K). Together the top 6 received $281K.
Grant Size Distribution
38 grants across all recorded years
The most common grant size was under $50K: 20 grants of 38 (53%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 6 itemized grants.
Cities
How Brownstein Family Foundation gives
- Giving fell 22% from 2022 to 2025. 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 2025, annual grant giving ranged from $281K (2025) to $578K (2024). In 2025 it made 6 grants totaling $281K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Pierrepont School Westport, CT | Contribution to help support the future of the school | $75,000 |
| Queens College Foundation Flushing, NY | Contribution to Support Education | $75,000 |
| Walking Mountains Science Center Avon, CO | Contribution to the Science Center Education Programs | $62,500 |
| The Vail Valley Foundation Avon, CO | Contribution to Help Support the Arts | $52,500 |
| The American Independent Foundation Washington, DC | Contribution to the American Independent | $10,000 |
| Mill River Park Collaborative Stamford, CT | Contribution to Create and Sustain Mill River Park | $6,210 |
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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 |
|---|---|---|---|---|---|---|---|
| 2025 | $4,099 | $291,518 | $284,760 | $281,210 | 6 | $281,210 | $162,174 |
| 2024 | $963 | $581,606 | $577,500 | $577,500 | 6 | $577,500 | $346,400 |
| 2023 | $157 | $363,441 | $362,895 | $360,000 | 8 | $360,000 | $227,926 |
| 2022 | $1,980 | $324,923 | $363,060 | $360,000 | 7 | $360,000 | $163,581 |
| 2021 | $42,146 | $407,602 | $400,606 | $388,500 | 11 | $388,500 | $146,846 |
| 2020 | $32,269 | $401,134 | $369,461 | $353,700 | 11 | — | $207,278 |
Leadership & Key People
Officers and directors from IRS filings
Brownstein Family Foundation's 2025 filing lists 2 officers; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Donald Brownstein
Trustee
On filings since 2020
1 hr/week
No compensation reported
Lisa Tannebaum
Trustee
On filings since 2020
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2020–2025. "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 Brownstein Family Foundation
How much does Brownstein Family Foundation give each year?
Brownstein Family Foundation gave $281K across 6 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $578K across 6 grants.
What is Brownstein Family Foundation's typical grant size?
Brownstein Family Foundation's median grant in 2025 was $57,500, and its average grant was $46,868, across 6 grants on its 2025 IRS Form 990-PF.
Where does Brownstein Family Foundation give grants?
Brownstein Family Foundation's top state is Colorado, with 41% of the grant dollars itemized on its 2025 IRS Form 990-PF. The next largest states were Connecticut (29%) and New York (27%). The most frequent recipient cities were Avon, CO (2 grants).
Does Brownstein Family Foundation give general operating support?
Not in 2025: none of the 6 grants with a stated purpose on Brownstein Family Foundation's 2025 IRS Form 990-PF were described as general or operating support.
Who are Brownstein Family Foundation's largest grantees?
Brownstein Family Foundation's largest 2025 grantees include Pierrepont School ($75,000), Queens College Foundation ($75,000) and Walking Mountains Science Center ($62,500), according to its 2025 IRS Form 990-PF. Together they received 76% of its itemized 2025 grant dollars.
How large is Brownstein Family Foundation?
Brownstein Family Foundation reported $4K in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $292K.
What is Brownstein Family Foundation's EIN?
Brownstein Family Foundation's EIN (Employer Identification Number) is 82-1550563. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS May 4, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 8, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 10, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS May 13, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS February 27, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS February 9, 2026)
- IRS filings on file for fiscal years 2020–2025
Live grants for the work Brownstein Family Foundation funds
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