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· Private foundation

Sam W Klein Charitable 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.

$188k
Granted FY2025still arriving
27
Grants FY2025still arriving
11
States reached
$50k
Largest
01What it funds
0197% classified

What it funded, over time

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

Education$554kArts & Culture$356kHuman Services$137kReligion$116kHealth$114kEnvironment$108kHousing & Shelter$102kCommunity Improvement$61kOther$0
02FY2025 · 27 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k22 grants · $43k
  • $10k–50k3 grants · $45k
  • $50k–250k2 grants · $100k
$1,000
Median grant
11
States reached
$2.8M
Total assets
Largest grants
RecipientAmount
FAU FOUNDATION$50,000
SWEETWATER MUSIC HALL$50,000
HOMELSS COALITION OF PB$25,000
BROWARD PERFORM ARTS FOUND$10,000
DUQUESNE UNIVERSITY$10,000
LIVING HUNGRY$8,000
WORLD CENTRAL KITCHEN$5,000
VIRGINIA TECH$5,000
PASADENA HUMANE SOCIETY$5,000
SWEET RELIEF MUSICIANS FUND$5,000
BOCA RATON REGIONAL HOSPITAL$2,000
HEART4CHILDREN$2,000
CLEVELAND CLINIC$1,000
KRAVIS CENTER PERF ARTS$1,000
UNITED BRD CHRISTIAN EDUCAT ASIA$1,000
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, $55k) land where the poverty rate runs at 14%, against an area that typically sits at 10%. 99% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%BOYS TOWN: $500 → 12%COPE FOUNDATIION: $500 → 7%DANIEL CANTOR SENIOR CTR: $7k → 13%SAFE: $500 → 25%BOYS TOWN: $500 → 12%FIGHT FOR CHILDREN: $8k → 14%DANIEL CANTOR SENIOR CENTER: $5k → 13%SAFE: $500 → 25%BOYS TOWN: $500 → 12%FIGHT FOR CHILDREN: $8k → 14%DANIEL CANTOR SENIOR CENTER: $5k → 13%SAFE: $500 → 25%BOYS TOWN: $500 → 12%FIGHT FOR CHILDREN: $7k → 14%SAFE: $500 → 25%BOYS TOWN: $500 → 12%SAFE: $500 → 25%BOYS TOWN: $500 → 12%SAFE: $500 → 25%BOYS TOWN: $500 → 12%SAFE: $500 → 25%BOYS TOWN: $500 → 12%SAFE: $500 → 25%BOYS TOWN: $500 → 12%SAFE: $500 → 25%DAN MARINO FOUNDATION: $500 → 13%COVENANT HOUSE: $500 → 13%COVENANT HOUSE: $500 → 13%PLACE OF HOPE: $1k → 11%PLACE OF HOPE: $1k → 11%PLACE OF HOPE: $1k → 11%PLACE OF HOPE: $1k → 11%PLACE OF HOPE: $1k → 11%JEWISH FAMILY SERVICES: $500 → 11%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

WA
NY
MA
IN
OH
PA
CA
CO
NE
KY
WV
VA
MD
KS
NC
DC
GA
TX
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.

83%of every dollar goes to organizations it has funded before.
$1.5M · 69 repeat orgs$307k to everyone else

Grantees it renews have grown median revenue +40% since the first grant, against +34% for those funded once.

69 repeat relationships: 19 still active in FY2025, 50 since wound down; 8 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

69
73

Total granted

$1.5M
$262k

Median revenue growth · since first grant

+40%
+34%

Still filing today

36%
41%

New vs renewed · share of each year

In FY2025, 76% of grant dollars renewed an existing relationship; $45k 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
EducationHuman ServicesHealthArts & CultureInternationalYouth DevelopmentOther
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

  • SM
    SWEETWATER MUSIC HALL INC
    6× · 2020–2025 · $201k · revenue +866%
  • FA
    FLORIDA ATLANTIC UNIVERSITY FOUNDATION INC
    7× · 2019–2025 · $168k · revenue +34%
  • MA
    MARIN ACADEMY
    4× · 2018–2021 · $150k · revenue +45%

Funded once

  • HC
    HEAD COUNT INCgraduated
    one grant, 2023 · $50k · revenue +206%
  • WM
    WOMEN MAKE MOVIES INC
    one grant, 2022 · $20k · revenue +14%
  • AH
    AISH HATORAH FUND
    one grant, 2018 · $12k
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
Bar Ilan University in Israel Inc

Biu produces students who excel in the sciences, humanities, law, engineering, business & the arts.

—
2
Albert Einstein College of Medicine

Committed to exceptional healthcare quality for all and actively engaged with our community, einstein drives scientific discovery and educates compassionate leaders in health and science.

Education
3
The Trustees of Princeton University

Research, education and general - princeton university is a private not-for-profit, non-sectarian institution of higher learning with approximately 5,700 undergraduate and 3,300 graduate students. 2,500 students graduated in the 2024-2025…

Education
4
President and Fellows of Harvard College

Undergraduate, graduate, and professional education and research across a broad array of academic domains.

Education
5
Banner -University Medical Group

Assist banner health complete its mission to make health care easier so life can be better by providing integrated & coordinated care & population health management.

Health
6
Manhattanville University

To educate students to be ethical and socially responsible leaders in a global community.

Education
7
Stony Brook Urology University Faculty Practice Corporation

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

Health
8
Stony Brook Internists University Faculty Practice Corporation

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

Health
9
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
10
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
11
University Hospital & Clinics Inc

The organization provides medical care to improve, maintain, and restore the health of the people in the communities we serve.

Health
12
Stony Brook Surgical Associates University Faculty Practice Corporation

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

Health
How this is measured
The grantee most central to the portfolio’s shape is Wounded Warrior Project Inc; the most unlike its peers is Hope for Children Promise for Haiti. 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

64 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. 64 of the 152 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)
13
Early backer (in before they grew)
62/64
Grantees still filing
45/64
Grew since first funded

Where the money sits, by cause and then by grantee

MAKE A WISH FOUNDATION: $107,142 · OtherMAKE A WISH FOUNDATIONBROWARD PERFORM ARTS FOUND: $65,835 · OtherBROWARD PERFORM ARTS FOUNDHOMELESS COALITION PBC: $65,000 · OtherHOMELESS COALITION PBCIndividual grant recipient: $50,000 · OtherIndividual grant recipientUNIVERSITY OF MD HILLEL: $38,500 · OtherASPEN INST MIDD EAST LEAD: $33,500 · Other+105 more: $568,425 · Other+105 moreFLORIDA ATLANTIC UNIVERSITY FOUNDATION INC: $168,000 · EducationFLORIDA ATLANTIC UNIVERSIT…MARIN ACADEMY: $150,000 · EducationMARIN ACADEMYCOLGATE UNIVERSITY: $35,000 · EducationCOLGATE UNIVERSITYDUQUESNE UNIVERSITY OF THE HOLY SPIRIT: $35,000 · EducationDUQUESNE UNIVERSITY OF THE…University of Miami: $15,000 · Education+9 more: $22,500 · EducationSWEETWATER MUSIC HALL INC: $201,000 · Arts & CultureSWEETWATER MUS…WOMEN MAKE MOVIES INC: $20,000 · Arts & CultureWOMEN MAKE MOV…COMMON SENSE MEDIA: $10,000 · Arts & Culture+2 more: $7,500 · Arts & CultureRainforest Action Network: $75,000 · EnvironmentFIGHT FOR CHILDREN INC: $21,500 · Human ServicesDANIEL D CANTOR SENIOR CENTER INC: $16,500 · Human ServicesPLACE OF HOPE INC: $5,000 · Human ServicesS A F E INC: $4,500 · Human ServicesFather Flanagan's Boys' Home: $4,500 · Human ServicesMARIN LINK INC: $2,500 · Human Services+5 more: $3,000 · Human ServicesDOLPHINS CYCLING CHALLENGE INC: $18,500 · HealthBoca Raton Regional Hospital Inc: $12,200 · HealthNATIONAL MULTIPLE SCLEROSIS SOCIETY: $5,100 · HealthSWEET RELIEF MUSICIANS FUND: $5,000 · HealthCenter for Environmental Health: $5,000 · HealthAccess Institute for Psychological Services: $5,000 · HealthASPEN VALLEY HOSPITAL FOUNDATION: $2,500 · Health+2 more: $1,500 · HealthHEAD COUNT INC: $50,000 · Civil Rights
Other$928,402Education$425,500Arts & Culture$238,500Environment$75,000Human Services$57,500Health$54,800Civil Rights$50,000

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

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetSWEETWATER MUSIC HALL INC: $201,000 over 6y, 19% of budgetFLORIDA ATLANTIC UNIVERSITY FOUNDATION INC: $168,000 over 7y, 0.1% of budgetMARIN ACADEMY: $150,000 over 4y, 0.2% of budgetRainforest Action Network: $75,000 over 2y, 0.7% of budgetHEAD COUNT INC: $50,000 over 1y, 1.1% of budgetCOLGATE UNIVERSITY: $35,000 over 4y, 0.0% of budgetDUQUESNE UNIVERSITY OF THE HOLY SPIRIT: $35,000 over 4y, 0.0% of budgetFIGHT FOR CHILDREN INC: $21,500 over 3y, 0.9% of budgetWOMEN MAKE MOVIES INC: $20,000 over 1y, 0.2% of budgetDOLPHINS CYCLING CHALLENGE INC: $18,500 over 6y, 0.1% of budgetDANIEL D CANTOR SENIOR CENTER INC: $16,500 over 3y, 0.7% of budgetLAST PRISONER PROJECT: $16,000 over 2y, 0.2% of budgetUniversity of Miami: $15,000 over 3y, 0.0% of budgetLIVING HUNGRY INC: $13,000 over 2y, 0.1% of budgetMarin History Museum: $12,500 over 3y, 2.2% of budgetBoca Raton Regional Hospital Inc: $12,200 over 7y, 0.0% of budgetCOMMON SENSE MEDIA: $10,000 over 1y, 0.0% of budgetThe Center for Investigative Reporting formrly Foundation for National Progress: $10,000 over 1y, 0.1% of budgetTORAH ACADEMY OF BOCA RATON INC: $7,000 over 7y, 0.0% of budgetFRIENDS OF THE ISRAEL DEFENSE FORCES: $6,000 over 1y, 0.0% of budgetNATIONAL MULTIPLE SCLEROSIS SOCIETY: $5,100 over 4y, 0.0% of budgetSWEET RELIEF MUSICIANS FUND: $5,000 over 1y, 0.2% of budgetOTHER 98 PERCENT LAB: $5,000 over 1y, 1.7% of budgetCenter for Environmental Health: $5,000 over 1y, 0.1% of budgetBOCA RIO FOUNDATION INC: $5,000 over 5y, 0.7% of budgetPALO VERDE VOLUNTEER FIRE DEPARTMENT: $5,000 over 1y, 15% of budgetCOUNCIL FOR EDUCATIONAL CHANGE INC: $5,000 over 1y, 0.3% of budgetVIRGINIA TECH FOUNDATION INC: $5,000 over 2y, 0.0% of budgetAccess Institute for Psychological Services: $5,000 over 1y, 0.5% of budgetPLACE OF HOPE INC: $5,000 over 5y, 0.0% of budgetS A F E INC: $4,500 over 9y, 0.1% of budgetFather Flanagan's Boys' Home: $4,500 over 9y, 0.0% of budgetHOPE FOR CHILDREN PROMISE FOR HAITI: $3,500 over 4y, 8.7% of budgetMARIN LINK INC: $2,500 over 1y, 0.2% of budgetThe United States Holocaust Memorial Museum: $2,500 over 1y, 0.0% of budgetASPEN VALLEY HOSPITAL FOUNDATION: $2,500 over 1y, 0.0% of budgetLYNN UNIVERSITY INC: $2,500 over 1y, 0.0% of budgetSimon Youth Foundation Inc: $2,500 over 1y, 0.1% of budgetBOCA HELPING HANDS INC: $2,500 over 1y, 0.0% of budgetALS UNITED GREATER NEW YORK INC: $2,000 over 1y, 0.0% of budgetBoca Raton Regional Hospital Foundation Inc: $2,000 over 2y, 0.0% of budgetBEST FOOT FORWARD FOUNDATION INC: $2,000 over 2y, 0.1% of budgetTRI COUNTY HUMANE SOCIETY: $1,500 over 3y, 0.0% of budgetCentral Fund of Israel: $1,000 over 1y, 0.0% of budgetKULANU INC: $1,000 over 1y, 0.3% of budgetCOVENANT HOUSE FLORIDA INC: $1,000 over 2y, 0.0% of budgetJEWISH NATIONAL FUND (KEREN KAYEMETH LEISRAEL) INC: $1,000 over 1y, 0.0% of budgetCITRUS COUNTY 4-H ASSOCIATION INC: $1,000 over 1y, 0.6% 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 SWEETWATER MUSIC HALL INC ↗
  • Who funds FLORIDA ATLANTIC UNIVERSITY FOUNDATION INC ↗
  • Who funds MARIN ACADEMY ↗
  • Who funds Rainforest Action Network ↗
  • Who funds HEAD COUNT INC ↗
  • Who funds COLGATE UNIVERSITY ↗
  • Who funds DUQUESNE UNIVERSITY OF THE HOLY SPIRIT ↗
  • Who funds FIGHT FOR CHILDREN INC ↗
  • Who funds WOMEN MAKE MOVIES INC ↗
  • Who funds DOLPHINS CYCLING CHALLENGE INC ↗
  • Who funds DANIEL D CANTOR SENIOR CENTER INC ↗
  • Who funds LAST PRISONER PROJECT ↗
  • Who funds University of Miami ↗
  • Who funds LIVING HUNGRY INC ↗
  • Who funds Marin History Museum ↗
  • Who funds Boca Raton Regional Hospital Inc ↗
  • Who funds COMMON SENSE MEDIA ↗
  • Who funds The Center for Investigative Reporting formrly Foundation for National Progress ↗

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.

Jewish Community Federation of San Francisco the Peninsula Marin & SonomaCA16.1× affinity6 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Jewish Community Federation of San Francisco the Peninsula Marin & Sonoma · Marin Community Foundation · The Chicago Community Trust · Jewish Communal Fund · Tides Foundation · The San Francisco Foundation · Gs Donor Advised Philanthropy Fund for Wealth Management Inc · Morgan Stanley Global Impact Funding Trust Inc · National Philanthropic Trust · Silicon Valley Community Foundation · American Endowment Foundation · The Bank of America Charitable Foundation Inc

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 Sam W Klein Charitable Foundation Inc funds: left to right is the share of its income from government, bottom to top the share from Sam W Klein Charitable Foundation Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 100%1%5%11%20%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 0%
  • University of Miami: 5% of income from government
  • Covenant House Florida Inc: 1% of income from government
  • Lynn University Inc: 0% of income from government
  • Wounded Warrior Project Inc: 0% of income from government
  • Place of Hope Inc: 0% of income from government
  • Torah Academy of Boca Raton Inc: 0% of income from government
no gov moneyreceives it· size = income
10get no government money at all
14report government grants on their 990 we could not trace to a source (not plotted)
0rely 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 Sam W Klein Charitable Foundation Inc?

Find your warmest path to Sam W Klein Charitable 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 152 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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