Private foundation · Woodside, CA

Davidow Family Foundation

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Typical grant size
$1K – $5K – $25K
25th · median · 75th percentile
Unique recipients
46
Repeat grantees
26
funded 2+ years

Application procedures · from 2024 990-PF

Leadership · from 2024 990-PF

William H Davidow Sonja a Davidow
PRESIDENT
Carolyn Davidow Putney
DIRECTOR
Rebecca Davidow Logan
DIRECTOR

Source: IRS Form 990-PF, Part VII. Officers, directors, and trustees as reported by the foundation.

Payout rate · TY 2024
187.6%
grants paid ÷ assets · ~5% IRS minimum
'20
'21
'22
'23
'24
176
Total grants awarded
$26.1M
Total amount
$148K
Average grant
$5.0M
Largest grant

Giving by year

2024
$4.1M
33 grants
2023
$7.6M
43 grants
2022
$6.9M
30 grants
2021
$7.1M
30 grants
2020
$420K
40 grants

Top recipients

5 grants · NH · ✓ Exact match
$6.2M
1 grant · CA · ✓ Exact match
$5.0M
1 grant · CA · ✓ Exact match
$5.0M
5 grants · NH · ≈ likely match
$2.1M
Ucsf Foundation
3 grants · CA
$1.9M
7 grants · CA · ✓ Exact match
$1.8M
California Institute of Technology Development
1 grant · CA
$1.0M
The Nature Conservency
1 grant · CA
$895K
The Nature Conservancy
2 grants · CA
$510K
2 grants · CA · ✓ Exact match
$200K

Recipient names are as reported on the 990-PF. ✓ Exact match = EIN matched to IRS records by exact name + state; ≈ likely match = EIN inferred from a closely similar name. The recipient EIN is never stated on the form — it is DoubleNine’s match.

Recent grants · most recent filings first

Dartmouth College
GENERAL FUND
NH · TY 2024
$1.0M
Colby Sawyer College
GENERAL FUND
NH · TY 2024
$1.0M
The Nature Conservency
GENERAL FUND
CA · TY 2024
$895K
California Institute of Technology
GENERAL FUND
CA · TY 2024
$551K
Crystal Springs Uplands School
GENERAL FUND
CA · TY 2024
$150K
Grateful Guitars Foundation
GENERAL FUND
CA · TY 2024
$100K
Horse Park Woodside
GENERAL FUND
CA · TY 2024
$100K
Woodside Priory
GENERAL FUND
CA · TY 2024
$55K
St Lawrence University
GENERAL FUND
NY · TY 2024
$50K
Old Barracks Museum
GENERAL FUND
NJ · TY 2024
$25K
Thayer School of Engineering
GENERAL FUND
NH · TY 2024
$25K
The Tech
GENERAL FUND
CA · TY 2024
$10K
Woodside Portola Valley Fire Protection Foundation
GENERAL FUND
CA · TY 2024
$10K
Friends of Huddart & Wunderlich
GENERAL FUND
CA · TY 2024
$10K
Computer History Museum
GENERAL FUND
CA · TY 2024
$10K
Solmateo
GENERAL FUND
CA · TY 2024
$10K
San Francisco Symphony
GENERAL FUND
CA · TY 2024
$5K
Portland Museum of Art
GENERAL FUND
ME · TY 2024
$5K
Dawn Redwood Trust
GENERAL FUND
CA · TY 2024
$5K
Woodside Community Foundation
GENERAL FUND
CA · TY 2024
$5K
Kqed
GENERAL FUND
CA · TY 2024
$5K
Pets in Need
GENERAL FUND
CA · TY 2024
$5K
White Wolf Sanctuary
GENERAL FUND
OR · TY 2024
$2K
Lily's Legacy
GENERAL FUND
CA · TY 2024
$1K
Kdfc
GENERAL FUND
CA · TY 2024
$1K
Nrcm
GENERAL FUND
ME · TY 2024
$1K
Sierra Club Foundation
GENERAL FUND
CA · TY 2024
$1K
Chp 11-99 Foundation
GENERAL FUND
CA · TY 2024
$1K
Friends of the Woodside Library
GENERAL FUND
CA · TY 2024
$1K
Nceft
GENERAL FUND
CA · TY 2024
$500
Aspca
GENERAL FUND
DC · TY 2024
$500
Phi Beta Kappa
GENERAL FUND
DC · TY 2024
$400
Behind the Badge
GENERAL FUND
WA · TY 2024
$100
Colby Sawyer College
GENERAL FUND
NH · TY 2023
$5.0M
California Institute of Technology Development
GENERAL FUND
CA · TY 2023
$1.0M
The Nature Conservancy
GENERAL FUND
CA · TY 2023
$500K
California Institute of Technology
GENERAL FUND
CA · TY 2023
$500K
World Foundation for Girl Guides & Girl Scouts
PLEDGE FOR OUR CABANA
IN · TY 2023
$60K
Crystal Springs Uplands School Thrive Together
GENERAL FUND
CA · TY 2023
$50K
Ucsf Foundation
GENERAL FUND
CA · TY 2023
$50K
Dartmouth College Fund
GENERAL FUND
NH · TY 2023
$50K
Friends of Huddart & Wunderlich Parks
GENERAL FUND
CA · TY 2023
$50K
Cal Tech
GENERAL FUND
CA · TY 2023
$50K
Grateful Guitars
GENERAL FUND
CA · TY 2023
$25K
Woodside Priory
GENERAL FUND
CA · TY 2023
$25K
Horse Park at Woodside
GENERAL FUND
CA · TY 2023
$25K
St Lawrence Univ
GENERAL FUND
NY · TY 2023
$20K
Thayer School of Engineering
GENERAL FUND
NH · TY 2023
$15K
Friends of Huddart and Wunderlich Education Programs
GENERAL FUND
CA · TY 2023
$10K
Woodside Fire Foundations
DONATIONS
CA · TY 2023
$10K

Source: IRS Form 990-PF, Part XV. Up to 50 most recent grants shown.