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Grant funders / California / Tosa Foundation

Tosa Foundation

Portola Valley, California  ·  EIN 943165171  ·  Private foundation

Based in Portola Valley, California, Tosa Foundation has awarded $418.5M across 590 grants in our index of public IRS filings, with giving recorded as recently as 2024. Its largest grant on record went to See Attached for Names and Amounts Paid - Addresses Available Upon Request. This profile covers its focus areas, top grant recipients, year-by-year giving, and how a nonprofit should approach it.

$61.1M
Annual giving (FY2020)
$593.8M
Total assets
590
Grants tracked
2024
Most recent grant

What Tosa Foundation funds

Tosa Foundation's giving carries a documented focus on education, environment & conservation, health care.

EducationEnvironment & ConservationHealth Care

Grant history

The largest grants Bespoke Grants has on record for Tosa Foundation, by amount:

RecipientLocationGrantYear
See Attached for Names and Amounts Paid - Addresses Available Upon Request
SEE STATEMENT ATTACHED
Portola Valley, CA$82.6M2017
Fidelity Charitable Gift Fund - Taupo
SEE STATEMENT 15
Cincinnati, OH$29.3M2024
University of Wisconsin Foundation
EDUCATION
Madison, WI$26.0M2024
University of Wisconsin Foundation
EDUCATION
Madison, WI$25.0M2023
Morgridge Institute for Research
MEDICAL
Madison, WI$25.0M2023
Fund for Wisconsin Scholars
EDUCATION
Madison, WI$25.0M2023
Morgridge Institute Foundation
MEDICAL
Madison, WI$25.0M2024
Fund for Wisconsin Scholars
EDUCATION
Madison, WI$25.0M2024
University of Wisconsin Foundation
EDUCATION
Madison, WI$25.0M2022
Fund for Wisconsin Scholars
EDUCATION
Madison, WI$17.0M2020
Morgridge Institute for Research
MEDICAL
Madison, WI$15.0M2020
Alverno College
EDUCATION
Milwaukee, WI$10.0M2024
Fidelity Charitable Gift Fund - Taupo
SEE STATEMENT 13
Cincinnati, OH$7.4M2020
Fidelity Charitable Gift Fund - Taupo
SEE STATEMENT 17
Cincinnati, OH$5.0M2017
African Leadership Foundation
INTERNATIONAL
New York, NY$5.0M2024

Tosa Foundation giving by year

Total grants Bespoke Grants has indexed for each filing year:

2017$92.6M
2020$61.1M
2022$46.1M
2023$88.9M
2024$129.8M

How to apply for funding from Tosa Foundation

Tosa Foundation's public IRS filing does not spell out a formal application process. Foundations of this size often give primarily to organizations they already know, so a concise letter of inquiry or a warm introduction is usually the best first contact — not a full proposal.

Is Tosa Foundation the right funder for your nonprofit?

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Frequently asked questions about Tosa Foundation

Does Tosa Foundation accept grant applications?
Tosa Foundation's public filing does not specify an application process. A brief letter of inquiry or a warm introduction is usually the best first step with a private foundation of this size.
What does Tosa Foundation fund?
Tosa Foundation's grants focus on education. Recent recipients include See Attached for Names and Amounts Paid - Addresses Available Upon Request, Fidelity Charitable Gift Fund - Taupo, University of Wisconsin Foundation. Its full grant history is listed above.
How much does Tosa Foundation give in grants?
Tosa Foundation reported $61.1M in grants in its most recent IRS filing (FY2020). Across all years in our data it has awarded $418.5M over 590 grants.
Where is Tosa Foundation located?
Tosa Foundation is based in Portola Valley, California. Its IRS employer identification number (EIN) is 943165171.
How can I find foundations similar to Tosa Foundation?
Bespoke Grants matches your nonprofit against 225,000+ foundations like Tosa Foundation, ranking each by how well it fits your mission, location, and budget — with the reasoning shown. It is free to search.

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Foundations similar to Tosa Foundation

Other California grantmakers with overlapping priorities:

About this profile. This page is built from Tosa Foundation's public IRS Form 990-PF and 990 filings, indexed by Bespoke Grants alongside 13M+ grants from 225,000+ U.S. foundations. Grant figures reflect filings available to date; IRS data publishes on a 1–2 year lag. Bespoke Grants is not affiliated with Tosa Foundation. Always confirm current giving priorities and application procedures with the foundation directly before applying.