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· Private foundation

Harold and Nadine Davidson Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$85k
Granted FY2025still arriving
17
Grants FY2025still arriving
5
States reached
$30k
Largest
01What it funds
0184% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Health$239kEducation$122kReligion$102kHuman Services$75kArts & Culture$37kRecreation & Sports$37kPhilanthropy$24kCrime & Legal$5kOther$0
02FY2025 · 17 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k14 grants · $29k
  • $10k–50k3 grants · $56k
$1,000
Median grant
5
States reached
$233k
Total assets
Largest grants
RecipientAmount
ORTHOPEDIC INSTITUTE FOR CHILDREN$29,867
WAYFINDER FAMILY SERVICES$16,000
USC SCHOOL OF GERONTOLOGY$10,000
TEMPLE EMANUEL$9,644
ZETA BETA TAU FOUNDATION INC$5,000
THE MUSIC CENTER$4,000
Individual grant recipient$4,000
THE JEWISH FEDERATION$3,000
Individual grant recipient$1,000
SKULL AND DAGGER SOCIETY$560
Individual grant recipient$500
VISTA DEL MAR$500
HILLEL - USC - DONATION$400
BET TZEDEK$250
ROTARY DISTRICT - 7500 FGIFT OF LIFE FOUNDATION INC$250
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY17–25, $94k) land where the poverty rate runs at 14%, against an area that typically sits at 11%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 11%VISTA DEL MAR: $500 → 14%VISTA DEL MAR: $500 → 14%VISTA DEL MAR: $500 → 14%VISTA DEL MAR: $500 → 14%VISTA DEL MAR: $500 → 14%VISTA DEL MAR: $500 → 14%VALLEY FAMILY CENTER: $200 → 14%VALLEY FAMILY CENTER: $200 → 14%JUNIOR BLIND OF AMERICA: $17k → 14%WAYFINDER FAMILY SERVICES: $16k → 14%WAYFINDER FAMILY SERVICES: $12k → 14%WAYFINDER FAMILY SERVICES: $10k → 14%WAYFINDER FAMILY SERVICES: $10k → 14%JUNIOR BLIND OF AMERICA: $9k → 14%WAYFINDER FAMILY SERVICES: $6k → 14%WAYFINDER FAMILY SERVICES: $5k → 14%WAYFINDER FAMILY SERVICES: $5k → 14%LES AMIES: $1k → 14%LES AMIES: $500 → 14%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.

Which US states its grants reach

NY
IN
OH
NJ
CA
MD
DC
GA
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

95%of every dollar goes to organizations it has funded before.
$662k · 29 repeat orgs$38k to everyone else

29 repeat relationships: 13 still active in FY2025, 16 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

29
16

Total granted

$662k
$37k

Median revenue growth · since first grant

+38%
+122%

Still filing today

41%
25%

New vs renewed · share of each year

In FY2025, 99% of grant dollars renewed an existing relationship; $910 went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’17’18’19’20’21’22’23’24’25
HealthHuman ServicesEducationRecreation & SportsPublic Safety & DisasterOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • WF
    Wayfinder Family Services
    9× · 2017–2025 · $90k · revenue +62%
  • OH
    ORTHOPAEDIC HOSPITAL
    4× · 2017–2021 · $44k · revenue +38%
  • WB
    WATER BUFFALO CLUB INC DBA WE BENEFIT CHILDREN
    4× · 2020–2023 · $17k · revenue +42%

Funded once

  • IG
    Individual grant recipient
    one grant, 2024 · $19k
  • IG
    Individual grant recipient
    one grant, 2017 · $6k
  • UA
    USC ADVANCE GIFT SERVICES
    one grant, 2022 · $6k
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
Children's Hospital & Research Center At Oakland

The mission of children's hospital & research center at oakland is to protect and advance the health and well-being of children through clinical care, teaching and research.

Health
2
Doheny Eye Institute

To further the conservation, improvement and restoration of human eyesight" (mrs. doheny - 1947).

—
3
Target Als Foundation Inc

Our mission is to break down barriers to als research to find effective treatments. by uniting academia, the pharma and biotech industry, government, venture capital, related nonprofits, and the als community, we aim to overcome the…

Education
4
Southern California University of Health Sciences

The mission of southern california university of health sciences (scu) is to educate students as competent, caring and successful practitioners of integrative healthcare. the university is committed to providing excellence in academics,…

Education
5
The Board of Trustees of the Leland Stanford Junior University

Stanford university is one of a select group of american universities that have achieved eminence in both undergraduate and graduate education and research - cont'd sch o.

Education
6
Memorial Sloan-Kettering Cancer Center

Leadership in the prevention, treatment, and cure of cancer through excellence, vision and cost effectiveness in patient care, outreach programs, research, and education.

Health
7
Dana-Farber Cancer Institute Inc

The mission of dfci is to provide expert, compassionate, and equitable care to children, adults, and their families, while advancing the understanding, diagnosis, treatment, cure, and prevention of cancer and related diseases. we train new…

Health
8
The Translational Genomics Research Institute

Please see schedule o

Health
9
Los Angeles Biomedical Research Foundation At Harbor-Ucla Medical Center

To support lundquist institute for biomedical innovation at harbor-ucla medical center.

Health
10
Ucla Foundation

The ucla foundation is the giving, receiving, and investing arm of the ucla campus. the foundation enables private donors to help build, sustain and advance one of the world's finest academic and research institutions. private philanthropy…

Education
11
Fred Hutchinson Cancer Center

Fred hutch cancer center ("fred hutch") unites innovative research and compassionate care to prevent and eliminate cancer and infectious disease. continued on schedule o

Health
12
New York University

Nyu is a private university with approximately 60,000 matriculating students in 20 schools and institutes. nyu's primary missions are education, research and scholarship, and patient care.

Education
How this is measured
The grantee most central to the portfolio’s shape is Orthopaedic Hospital; the most unlike its peers is Wayfinder Family Services. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

18 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 18 of the 51 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
3
Early backer (in before they grew)
18/18
Grantees still filing
12/18
Grew since first funded

Where the money sits, by cause and then by grantee

TEMPLE EMANUEL: $99,113 · OtherTEMPLE EMANUELORTHOPEDIC INSTITUTE FOR CHILDREN: $70,245 · OtherORTHOPEDIC INSTITUTE FOR CHILDRENUSC SCHOOL OF GERONTOLOGY: $57,000 · OtherUSC SCHOOL OF GERONTOLOGYUSC LEONARD DAVIS SCHOOL OF GERONTOLOGY DEAN'S INNVOCATION FUND: $28,000 · OtherUSC LEONARD DAVIS SCHOOL OF GERONTOLOGY DEAN'S INNVOCATION FUNDTHE JEWISH FEDERATION: $23,500 · OtherTHE JEWISH FEDERATIONTHE MUSIC CENTER: $20,650 · OtherUSC TROJAN ATHLETE FUND: $20,000 · OtherIndividual grant recipient: $18,500 · OtherUSC ASSOCIATES: $18,000 · OtherIndividual grant recipient: $15,500 · OtherUSC GERONTOLOGY ENDOWED SCHOLARSHIP FUND: $15,000 · OtherUSC - FERTITTA HALL FUND: $15,000 · Other+25 more: $35,729 · Other+25 moreZETA BETA TAU FOUNDATION INC: $96,500 · EducationZETA BETA TAU FO…UNIVERSITY OF SOUTHERN CALIFORNIA: $10,000 · EducationUNIVERSITY OF SO…Wayfinder Family Services: $89,594 · Human ServicesWayfinder Famil…+3 more: $4,900 · Human ServicesORTHOPAEDIC HOSPITAL: $43,500 · HealthCEDARS-SINAI MEDICAL CENTER: $10,200 · HealthARTHRITIS FOUNDATION INC: $2,000 · Health+2 more: $500 · HealthWATER BUFFALO CLUB INC DBA WE BENEFIT CHILDREN: $16,590 · Recreation & SportsINDIA DEVELOPMENT AND RELIEF FUND INC: $1,000 · InternationalLOS ANGELES FIRE DEPARTMENT FOUNDATION: $250 · Public Safety & Disaster
Other$436,237Education$106,500Human Services$94,494Health$56,200Recreation & Sports$16,590International$1,000Public Safety & Disaster$250

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetZETA BETA TAU FOUNDATION INC: $96,500 over 9y, 1.9% of budgetWayfinder Family Services: $89,594 over 9y, 0.0% of budgetORTHOPAEDIC HOSPITAL: $43,500 over 4y, 0.0% of budgetWATER BUFFALO CLUB INC DBA WE BENEFIT CHILDREN: $16,590 over 4y, 0.8% of budgetCEDARS-SINAI MEDICAL CENTER: $10,200 over 3y, 0.0% of budgetUNIVERSITY OF SOUTHERN CALIFORNIA: $10,000 over 1y, 0.0% of budgetVISTA DEL MAR CHILD AND FAMILY SERVICES: $3,000 over 6y, 0.0% of budgetBET TZEDEK: $2,750 over 7y, 0.0% of budgetARTHRITIS FOUNDATION INC: $2,000 over 2y, 0.0% of budgetLES AMIES INC: $1,500 over 2y, 0.5% of budgetTHE RAPE FOUNDATION: $1,500 over 5y, 0.0% of budgetINDIA DEVELOPMENT AND RELIEF FUND INC: $1,000 over 1y, 0.1% of budgetTHE THALIANS: $750 over 3y, 0.1% of budgetHillels of Georgia Inc: $500 over 1y, 0.0% of budgetValley Family Center: $400 over 2y, 0.0% of budgetBLOOD CANCER UNITED INC: $250 over 1y, 0.0% of budgetAMYOTROPHIC LATERAL SCLEROSIS ASSN: $250 over 1y, 0.0% of budgetLOS ANGELES FIRE DEPARTMENT FOUNDATION: $250 over 1y, 0.0% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds ZETA BETA TAU FOUNDATION INC ↗
  • Who funds Wayfinder Family Services ↗
  • Who funds ORTHOPAEDIC HOSPITAL ↗
  • Who funds WATER BUFFALO CLUB INC DBA WE BENEFIT CHILDREN ↗
  • Who funds CEDARS-SINAI MEDICAL CENTER ↗
  • Who funds UNIVERSITY OF SOUTHERN CALIFORNIA ↗
  • Who funds VISTA DEL MAR CHILD AND FAMILY SERVICES ↗
  • Who funds BET TZEDEK ↗
  • Who funds ARTHRITIS FOUNDATION INC ↗
  • Who funds LES AMIES INC ↗
  • Who funds THE RAPE FOUNDATION ↗
  • Who funds INDIA DEVELOPMENT AND RELIEF FUND INC ↗
  • Who funds THE THALIANS ↗
  • Who funds Hillels of Georgia Inc ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

The Pfizer Foundation IncNY9.9× affinity4 shared granteesties to 5 of 5Hover any node to trace its alignments.Compare side by side →

Open a dossier: The Pfizer Foundation Inc · Morgan Stanley Global Impact Funding Trust Inc · National Philanthropic Trust · Donor Advised Charitable Giving Inc · Fidelity Investments Charitable Gift Fund · Amazonsmile Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Harold and Nadine Davidson Foundation funds: left to right is the share of its income from government, bottom to top the share from Harold and Nadine Davidson Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%0%1%3%5%funder's share of their income ↑0%10%20%30%40%share of the org’s income from government →
    no gov moneyreceives it· size = income
    1get no government money at all
    2report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–40%
    typical government reliance, FY20–25
    How this is measured
    Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.
    05Through Plinth

    Warm introductions · Powered by PlinthPlus

    How do I get to Harold and Nadine Davidson Foundation?

    Find your warmest path to Harold and Nadine Davidson Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

    Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

    On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 51 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

    How this is measured
    Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

    Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

    Source object · view filing

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