The Quercus Foundation
The Quercus Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in CLAYTON, CA. IRS filing data is available from 2020 through 2025. In 2025, it awarded 11 grants totaling $73K.
Key facts about The Quercus Foundation
- EIN
- 30-6578339
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $72,500
- Grants made (2025)
- 11
- Average grant
- $6,591
- Median grant
- $5,000
- Primary geography
- California (45% of itemized 2025 grant dollars)
Data from IRS Form 990-PF, 2025; updated September 2026.
Who The Quercus Foundation funds
By grant dollars, the top recipient states for The Quercus Foundation's 11 itemized 2025 grants were California (45%), New York (28%) and District of Columbia (28%). The most frequent recipient cities were New York, NY (5 grants), Oakland, CA (2 grants), Washington, DC (2 grants) and Concord, CA (2 grants). 100% of grants with a stated purpose were for general or operating support.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$73K
+13.3% YoY
Grant Count
11
+22.2% YoY
Avg Grant Size
$7K
-7.3% YoY
About The Quercus Foundation
Based on IRS filings
The Quercus Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in CLAYTON, CA. IRS filing data is available from 2020 through 2025. In 2025, it awarded 11 grants totaling $73K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 11 itemized 2025 grant dollars.
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
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 2025
Grant Size Distribution
48 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2025 grants, the largest recipients include Catholic Charities of Diocese Oakla ($10,000), Alameda County Community Food Bank ($10,000), Food Bank of Contra Costa and Solan ($10,000).
| Recipient | Purpose | Amount |
|---|---|---|
| Catholic Charities of Diocese Oakla Oakland, CA | General Support | $10,000 |
| Alameda County Community Food Bank Oakland, CA | General Support | $10,000 |
| Food Bank of Contra Costa and Solan Concord, CA | General Support | $10,000 |
| World Central Kitchen Washington, DC | General Support | $10,000 |
| UNRWA USA National Committee Washington, DC | General Support | $10,000 |
| Doctors Without Borders USA New York, NY | General Support | $5,000 |
| Asylum Seeker Advocacy Project New York, NY | General Support | $5,000 |
| William J Brennan Jr Center For Jus New York, NY | General Support | $5,000 |
| International Rescue Committe New York, NY | General Support | $2,500 |
| Bay Area Crisis Nursery Concord, CA | General Support | $2,500 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2025 IRS filing
From 2025 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Richard Aiello | Trustee | 2 | — |
| Paula Aiello | Trustee | 2 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is The Quercus Foundation?
The Quercus Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in CLAYTON, CA. It holds — in total assets as of 2025.
Where does The Quercus Foundation operate?
The Quercus Foundation has awarded grants in California, District of Columbia, Hawaii, Maryland, Minnesota, New York, Texas, Virginia.
What size grants does The Quercus Foundation award?
In 2025, The Quercus Foundation awarded 11 grants totaling $73K — an average of about $7K per grant, based on its IRS Form 990 filings.
What is The Quercus Foundation's EIN?
The Quercus Foundation's EIN (Employer Identification Number) is 30-6578339. IRS Form 990 filing data is available on this page for 2020–2025.
Explore Open Grants
Browse active grant opportunities in The Quercus Foundation's focus areas in our free grants database
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Data last updated September 2026. Sourced from IRS Form 990-PF filings.