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· Private foundation

Michel & Claire Gudefin Family Foundation Inc

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.

$1.6M
Granted FY2025still arriving
14
Grants FY2025still arriving
9
States reached
$500k
Largest
01What it funds
01100% classified

What it funded, over time

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

Health$7.2MHousing & Shelter$1.3MHuman Services$1.0MYouth Development$233kEducation$185kAnimals$99kArts & Culture$20kPhilanthropy$13kOther$0
02FY2025 · 14 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k1 grant · $6k
  • $10k–50k6 grants · $99k
  • $50k–250k5 grants · $550k
  • $250k+2 grants · $900k
$55,000
Median grant
9
States reached
$31M
Total assets
Largest grants
RecipientAmount
AMERICAN CANCER SOCIETY$500,000
ALZHEIMERS DISEASE RESEARCH FOUNDATION$400,000
LEARN2EARN CHARITABLE FOUNDATION$175,000
ST MATTHEW'S HOUSE$140,000
NATIONAL ALLIANCE ON MENTAL ILLNESS$95,000
HOMES FOR OUR TROOPS$85,000
ST JUDE CHILDREN'S RESEARCH HOSPITAL$55,000
GUADALUPE CENTER$30,000
PREVENT CHILD ABUSE AMERICA$25,000
APIFERA FARM INC$12,000
ABILIS$12,000
NAPLES HISTORICAL SOCIETY$10,000
KREMPELS CENTER$10,000
HUMANE SOCIETY OF COLLIER COUNTY INC$6,000
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, $1.2M) land where the poverty rate runs at 10%, against an area that typically sits at 10%. 95% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%APIFERA FARM INC: $12k → 9%APIFERA FARM INC: $12k → 9%APIFERA FARM INC: $12k → 9%APIFERA FARM INC: $10k → 9%APIFERA FARM INC: $5k → 9%APIFERA FARM INC: $5k → 9%APIFERA FARM INC: $5k → 9%LEARN2EARN CHARITABLE FOUNDATION: $175k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $150k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $150k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $125k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $100k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $100k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $75k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $65k → 10%ROTARY CLUB OF NAPLES CHARITABLE FOUNDATION: $40k → 10%GUADALUPE CENTER: $30k → 10%GUADALUPE CENTER: $30k → 10%GUADALUPE CENTER: $30k → 10%GUADALUPE CENTER: $25k → 10%GUADALUPE CENTER: $25k → 10%GUADALUPE CENTER: $25k → 10%GUADALUPE CENTER: $25k → 10%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

ME
NH
IL
NY
MA
CT
VA
TN
GA
FL
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.

98%of every dollar goes to organizations it has funded before.
$9.9M · 16 repeat orgs$235k to everyone else

Grantees it renews have grown median revenue +103% since the first grant, against -75% for those funded once.

16 repeat relationships: 12 still active in FY2025, 4 since wound down; 2 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

16
6

Total granted

$9.9M
$35k

Median revenue growth · since first grant

+103%
-75%

Still filing today

100%
50%

New vs renewed · share of each year

In FY2025, 87% of grant dollars renewed an existing relationship; $200k 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 ServicesHousing & ShelterPhilanthropyYouth DevelopmentAnimalsOther
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

  • AD
    ALZHEIMER'S DISEASE RESEARCH FOUNDATION
    9× · 2017–2025 · $1.8M · revenue +224%
  • SM
    ST MATTHEWS HOUSE INC
    9× · 2017–2025 · $725k · revenue +262%
  • NN
    NAMI National
    9× · 2017–2025 · $610k · revenue +543%

Funded once

  • UU
    US UKRAINIAN ACTIVISTS INC
    one grant, 2023 · $10k · revenue -75%
  • GS
    GREENWICH SPANISH SCHOOL CORPORATION THE GREENWICH SPANISH SCHOOL GSS
    one grant, 2024 · $10k · revenue -82%
  • SJ
    ST JOHN THE EVENGELIST CATHOLIC CHURCH
    one grant, 2020 · $5k
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
American Academy of Neurology

The Academy's mission is to enhance member career fulfillment and promote brain health for all.

Community Improvement
2
Nami Palm Beach County Inc

Nami palm beach county provides advocacy, education, support, and public awareness so that all individuals and families affected by mental illness can build better lives.

Health
3
Naples Zoo Inc

Naples zoo is accredited by the american zoo & aquarium association (aza) and has numerous animal exhibits placed on its 45-acre site. (continued on schedule o)each exhibit is unique and designed to simulate typical conditions for the…

Animals
4
United States Naval Institute

Provide an independent forum for those who dare to read, think, speak, and write to advance the professional, literary, and scientific understanding of sea power and other issues critical to global security.

—
5
America's Health Insurance Plans Inc

Ahip is the national trade association representing the health insurance industry. ahip's members provide health care coverage, services and solutions to more than 200 million americans. we are committed to market-based solutions and…

Membership Benefit
6
National Association of Insurance and Financial Advisors

Empowering financial professionals and consumers through world-class advocacy and education.

—
7
University of Florida Health Corporation

UF Health's mission is to promote health through outstanding and high-quality patient care, innovative and rigorous education in the health professions and biomedical sciences, and high-impact research across the spectrum of basic,…

—
8
American Academy of Child & Adolescent Psychiatry

The mission of the american academy of child and adolescent psychiatry is to promote healthy development of children, adolescents, and families through advocacy, education, and research; and to meet the professional needs of child and…

—
9
Society for Neuroscience

Sfn's mission is to: 1. advance the understanding of the brain and the nervous system by bringing together scientists of all segments of neuroscience, by facilitating the integration of research directed at all levels of biological…

Health
10
Johns Hopkins All Children's Hospital Inc

Mission: johns hopkins all children's hospital (all children's), a member of johns hopkins medicine, strives to provide the highest quality care to improve the health of our entire community through innovation, collaboration, service…

Health
11
Neurology Associates of Stony Brook University Faculty Practice Corp

Provide clinical instruction to and supervision of medical school students, interns and residents and, incident thereto, rendering professional services.

Health
12
National Nurse-Led Care Consortium

The national nurse-led care consortium (nncc) strives to advance nurse-led healthcare through policy, consultation, and programs to reduce health disparities and meet people's primary care and wellness needs.

Health
How this is measured
The grantee most central to the portfolio’s shape is Patty Baker Humane Society Naples Inc; the most unlike its peers is Greenwich Spanish School Corporation the Greenwich Spanish School Gss. 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

21 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. 21 of the 24 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.

2
Load-bearing (≥25% of a budget)
1
Early backer (in before they grew)
21/21
Grantees still filing
13/21
Grew since first funded

Where the money sits, by cause and then by grantee

AMERICAN CANCER SOCIETY INC: $3,832,500 · HealthAMERICAN CANCER SOCIETY INCALZHEIMER'S DISEASE RESEARCH FOUNDATION: $1,775,000 · HealthALZHEIMER'S DISEASE RESEARCH FOUNDATIONNAMI National: $610,000 · HealthNAMI NationalST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $395,000 · HealthST JUDE CHILDREN'S RESEARCH HOSPITAL INCLUNGEVITY FOUNDATION INC: $285,000 · Health+1 more: $56,500 · HealthST MATTHEWS HOUSE INC: $725,000 · Housing & ShelterST MATTHEWS HO…HOMES FOR OUR TROOPS INC: $560,000 · Housing & ShelterHOMES FOR OUR …Rotary Club of Naples Charitable Foundation Inc: $805,000 · Human ServicesRotary Club o…Guadalupe Center Inc: $190,000 · Human ServicesGuadalupe Cen…Learn2Earn Charitable Foundation Inc: $175,000 · Human ServicesLearn2Earn Ch…APIFERA FARM INC: $61,000 · Human ServicesNATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION: $245,000 · OtherPREVENT CHILD ABUSE AMERICA: $25,000 · OtherNAPLES HISTORICAL SOCIETY INC: $20,000 · Other+4 more: $20,000 · OtherBOYS & GIRLS CLUB OF COLLIER COUNTY FLOR: $230,000 · Youth DevelopmentKREMPELS BRAIN INJURY CENTER: $30,000 · PhilanthropyUS UKRAINIAN ACTIVISTS INC: $10,000 · PhilanthropyPATTY BAKER HUMANE SOCIETY NAPLES INC: $38,000 · AnimalsSUNAPEE FIRE DEPARTMENT ASSOCIATION: $5,000 · Public Safety & Disaster
Health$6,954,000Housing & Shelter$1,285,000Human Services$1,231,000Other$310,000Youth Development$230,000Philanthropy$40,000Animals$38,000Public Safety & Disaster$5,000

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 budgetAMERICAN CANCER SOCIETY INC: $3,832,500 over 8y, 0.4% of budgetALZHEIMER'S DISEASE RESEARCH FOUNDATION: $1,775,000 over 9y, 1.1% of budgetRotary Club of Naples Charitable Foundation Inc: $805,000 over 8y, 55% of budgetST MATTHEWS HOUSE INC: $725,000 over 9y, 0.4% of budgetNAMI National: $610,000 over 9y, 0.3% of budgetHOMES FOR OUR TROOPS INC: $560,000 over 9y, 0.3% of budgetST JUDE CHILDREN'S RESEARCH HOSPITAL INC: $395,000 over 9y, 0.0% of budgetLUNGEVITY FOUNDATION INC: $285,000 over 6y, 0.7% of budgetNATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION: $245,000 over 6y, 0.3% of budgetBOYS & GIRLS CLUB OF COLLIER COUNTY FLOR: $230,000 over 5y, 1.2% of budgetGuadalupe Center Inc: $190,000 over 7y, 0.2% of budgetLearn2Earn Charitable Foundation Inc: $175,000 over 1y, 39% of budgetAPIFERA FARM INC: $61,000 over 7y, 19% of budgetABILIS INC: $56,500 over 7y, 0.0% of budgetPATTY BAKER HUMANE SOCIETY NAPLES INC: $38,000 over 7y, 0.1% of budgetKREMPELS BRAIN INJURY CENTER: $30,000 over 3y, 1.3% of budgetPREVENT CHILD ABUSE AMERICA: $25,000 over 1y, 1.2% of budgetNAPLES HISTORICAL SOCIETY INC: $20,000 over 2y, 1.0% of budgetUS UKRAINIAN ACTIVISTS INC: $10,000 over 1y, 0.7% of budgetGREENWICH SPANISH SCHOOL CORPORATION THE GREENWICH SPANISH SCHOOL GSS: $10,000 over 1y, 3.3% 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 AMERICAN CANCER SOCIETY INC ↗
  • Who funds ALZHEIMER'S DISEASE RESEARCH FOUNDATION ↗
  • Who funds Rotary Club of Naples Charitable Foundation Inc ↗
  • Who funds ST MATTHEWS HOUSE INC ↗
  • Who funds NAMI National ↗
  • Who funds HOMES FOR OUR TROOPS INC ↗
  • Who funds ST JUDE CHILDREN'S RESEARCH HOSPITAL INC ↗
  • Who funds LUNGEVITY FOUNDATION INC ↗
  • Who funds NATIONAL ALLIANCE FOR RESEARCH ON SCHIZOPHRENIA AND DEPRESSION ↗
  • Who funds BOYS & GIRLS CLUB OF COLLIER COUNTY FLOR ↗
  • Who funds Guadalupe Center Inc ↗
  • Who funds Learn2Earn Charitable Foundation Inc ↗
  • Who funds APIFERA FARM INC ↗
  • Who funds ABILIS INC ↗
  • Who funds PATTY BAKER HUMANE SOCIETY NAPLES INC ↗
  • Who funds KREMPELS BRAIN INJURY CENTER ↗
  • Who funds PREVENT CHILD ABUSE AMERICA ↗
  • Who funds NAPLES HISTORICAL SOCIETY INC ↗
  • Who funds US UKRAINIAN ACTIVISTS INC ↗
  • Who funds GREENWICH SPANISH SCHOOL CORPORATION THE GREENWICH SPANISH SCHOOL GSS ↗
  • Who funds SUNAPEE FIRE DEPARTMENT ASSOCIATION ↗

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.

Collier Community Foundation IncFL13.4× affinity4 shared granteesties to 3 of 3Hover any node to trace its alignments.Compare side by side →

Open a dossier: Collier Community Foundation Inc · 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 Michel & Claire Gudefin Family Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Michel & Claire Gudefin Family Foundation Inc. Bigger dots raise more.

2025
’20’21’22’23’24’25
no gov · 60%6%25%56%100%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 3%
  • Abilis Inc: 74% of income from government
  • Guadalupe Center Inc: 3% of income from government
  • St Matthews House Inc: 0% of income from government
no gov moneyreceives it· size = income
6get no government money at all
2report government grants on their 990 we could not trace to a source (not plotted)
1rely on government for over half their income
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 Michel & Claire Gudefin Family Foundation Inc?

Find your warmest path to Michel & Claire Gudefin Family Foundation Inc 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 24 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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