Home/Foundations/Tosa Foundation

Tosa Foundation

EIN: 94-3165171 • Portola Valley, CA
Total Assets
$391.6M
Foundation endowment scale
Annual Giving
$129.8M
Annual capital distribution
Typical Grant
$5,000
Most grants: $2K – $25K
Application Status
Invitation Only
Rolling review

About Tosa Foundation Grantmaking

Tosa Foundation is an institutional grantmaking foundation headquartered in Portola Valley, CA (EIN: 94-3165171). According to verified IRS Form 990-PF filings, the foundation maintains $391.6M in total assets and distributed $129.8M across 416 grants. Its typical award size is $5,000, with the middle 50% of awards falling between $2K and $25K. Its primary funding focus includes Education & Literacy (51%), Philanthropy & Grantmaking (33%), Medical Research (13%), with the highest concentration of grants awarded in WI (81%) and OH (13%).

Top Funded Causes% Capital
Education & Literacy51%
$94.1M deployed26 awards
Philanthropy & Grantmaking33%
$61.1M deployed12 awards
Medical Research13%
$25M deployed2 awards
Youth Development2%
$3.1M deployed6 awards
Human Services & Relief1%
$2.3M deployed31 awards
Top Recipient States% Dollars
WI State Recipients81%
$208M funded45 grants
OH State Recipients13%
$34.3M funded3 grants
NY State Recipients4%
$9.4M funded23 grants
CA State Recipients2%
$4.5M funded177 grants
CO State Recipients1%
$1.9M funded8 grants
Grant Size DistributionAward Scale
Major Grants ($100K+)16%
68 large institutional grants
Mid-Sized ($25K–$100K)12%
50 standard program grants
Micro & Small (<$25K)72%
298 grassroots micro-awards
Application Guidelines & DeadlinesPublic Filing Data
Application Policy
Invitation Only / Preselected Grantees
Submission Deadlines

Quarterly review cycles. Applications accepted continuously.

Geographic Focus & Restrictions

Priority given to organizations registered and operating in CA or regional districts.

Program Officer & Direct Contacts

Unlock Direct Officer Contacts

Subscribe to reveal verified program officer telephone numbers, direct extensions, and application review notes.

Unlock Officer Contacts →
Recent Grant AwardsShowing 5 of 416 verified awards
Recipient OrganizationLocationTax YearAward AmountGrant Purpose
Fidelity Charitable Gift Fund - TaupoCincinnati, OH2024$29,346,141See statement 15
University of Wisconsin FoundationMadison, WI2024$26,000,000Education
Morgridge Institute FoundationMadison, WI2024$25,000,000Medical
Fund for Wisconsin ScholarsMadison, WI2024$25,000,000Education
Alverno CollegeMilwaukee, WI2024$10,000,000Education
██████████████████████████████████, ██202█$███,███████████████████████████████████
██████████████████████████████, ██202█$███,███████████████████████████████
████████████████████████████████████, ██202█$███,█████████████████████████████████████
████████████████████████████, ██202█$███,███████████████████████████
███████████████████████████████████, ██202█$███,█████████████████████████████████
█████████████████████████████, ██202█$███,███████████████████████████████████
████████████████████████████████, ██202█$███,██████████████████████████████████████

Unlock All 416 Grants & Program Officer Contacts

See every recipient Tosa Foundation funded over recent filings, get verified decision-maker phone lines, and evaluate your funding match score.

Frequently Asked Questions about Tosa Foundation

Does Tosa Foundation accept unsolicited grant proposals?

Tosa Foundation operates on an invitation-only basis and primarily funds preselected organizations. Direct unsolicited applications are not currently reviewed.

What is the typical grant size from Tosa Foundation?

The median grant size from Tosa Foundation is $5,000, with the middle 50% of awards ranging between $2K and $25K.

What causes does Tosa Foundation fund?

Over recent Form 990-PF filings, Tosa Foundation's primary funding areas have been Education & Literacy, Philanthropy & Grantmaking, Medical Research.

How do I contact Tosa Foundation about a grant?

Tosa Foundation is headquartered in Portola Valley, CA. Verified NPO Grant subscribers can access direct program officer telephone extensions, primary office numbers, and detailed submission guidelines.