Private Foundation

The Quercus Foundation

The Quercus Foundation is a Private Foundation headquartered in Clayton, CA. Financial data from the 2025 filing: $70K revenue, $76K expenses, $1.8M total assets. IRS filings disclose 69 grants awarded by this foundation, totaling roughly $467K.

EIN: 306578339 Clayton, CA Latest filing: 2025

Total Revenue$70K

Total Expenses$76K

Total Assets$1.8M

Grants Given69

Grant Total$467K

Filing Years2021–2025

Sample Grants Given

World Central Kitchen

Washington, DC · 2025

General Support

$10,000

Alameda County Community Food Bank

Oakland, CA · 2025

General Support

$10,000

Catholic Charities of Diocese Oakla

Oakland, CA · 2025

General Support

$10,000

Food Bank of Contra Costa and Solan

Concord, CA · 2025

General Support

$10,000

UNRWA USA National Committee

Washington, DC · 2025

General Support

$10,000

Showing up to 5 of 69 total records — full history available with membership.

Officers & Directors

Trustee Paula Aiello

Trustee Richard Aiello

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support

$467,050 69 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$70K	$76K	$1.8M
2024	$63K	$67K	$1.6M
2023	$39K	$70K	$1.4M
2022	$28K	$78K	$1.3M
2021	$34K	$68K	$1.7M

Between 2021 and 2025, reported annual revenue grew from $34K to $70K (+107%), with total assets most recently reported at $1.8M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in CA, DC, HI, MD, MN, NY, and 2 other states.

CADCHIMDMNNYTXVA

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for The Quercus Foundation

Complete financials, all 69 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports