Private Foundation

Thousand Mather Foundation

Thousand Mather Foundation is a Private Foundation headquartered in Castro Valley, CA. Financial data from the 2025 filing: $1K expenses, $32K total assets. IRS filings disclose 12 grants awarded by this foundation, totaling roughly $4K.

EIN: 854175314 Castro Valley, CA Latest filing: 2025

Total Expenses$1K

Total Assets$32K

Grants Given12

Grant Total$4K

Filing Years2021–2025

Sample Grants Given

Castro Valley High School

Castro Valley, CA · 2024

Contribution to badminton team Instrumental Music Band and Orchestra and PTSA Teacher Staff Appreciation Lunch.

$329

Troop 722 Scouts BSA

Castro Valley, CA · 2024

Support Youth Scouting activities

$307

Rise Against Hunger

Raleigh, NC · 2024

funds for the Rise Against Hunger program

$103

UCLA

Los Angeles, CA · 2024

UCLA Blue & Golad Challenge: Support Social Sciences Students

$100

California Fire Foundation

Sacramento, CA · 2024

Support critical services and aids to victims of fire or other natural disasters.

$100

Showing up to 5 of 12 total records — full history available with membership.

Officers & Directors

CEO Karina Leung

CFO William Wong

Officer compensation and complete director data available with membership.

Top Grant Purposes

Contribution to cover material costs for three athlete storage units

$1,042 1 grant

Berkeley Big Give - HAAS Undergrate Program Fund and Rausser College of Natural Resource

$1,000 1 grant

Contribution to badminton team Instrumental Music Band and Orchestra and PTSA Teacher Staff Appreciation Lunch.

$329 1 grant

Support Youth Scouting activities

$307 1 grant

Gift to the Maui Strong Fund

$300 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	—	$1K	$32K
2024	$391	$2K	$17K
2023	$746	$534	$28K
2022	$808	$835	$21K
2021	$34K	$5K	$34K

Between 2021 and 2024, reported annual revenue declined from $34K to $391 (-99%), with total assets most recently reported at $32K.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, HI, NC.

CAHINC

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

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