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Kahn Charitable 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.

$831k
Granted FY2025still arriving
20
Grants FY2025still arriving
5
States reached
$287k
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.

Health$2.7MEducation$2.3MArts & Culture$1.2MPhilanthropy$300kCivil Rights$247kRecreation & Sports$151kEnvironment$129kInternational$41kOther$0
02FY2025 · 20 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k7 grants · $16k
  • $10k–50k9 grants · $224k
  • $50k–250k3 grants · $305k
  • $250k+1 grant · $287k
$20,000
Median grant
5
States reached
$12M
Total assets
Largest grants
RecipientAmount
AMERICAN CANCER SOCIETY$286,500
JEWISH PHILANTHROPIES OF GREATER BOSTON INC$205,000
ST MARKS SCHOOL$50,000
UNIVERSITY OF WISCONSIN$50,000
BRIGHAM WOMEN'S HOSPITAL DEVELOPMENT OFFICE$39,000
HISTORIC NEW ENGLAND$35,000
ARIZONA STATE UNIVERSITY$35,000
ROSE KENNEDY GREENWAY CONSERVANCY$25,000
MUSEUM OF AFRICAN AMERICAN HISTORY$25,000
WASHINGTON SQUARE PARK CONSERVANCY$20,000
ANIMAL RESCUE LEAGUE OF BOSTON$15,000
ANGELL MEMORIAL ANIMAL HOSPITAL$15,000
CHAMBER MUSIC SOCIETY$15,000
COLLEGIATE SCHOOL$5,000
KIDS COOKING FOR LIFE$2,500
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 (FY19–24, $52k) land where the poverty rate runs at 10%, against an area that typically sits at 8%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 8%CAPITAL DISTRICT YMCA: $2k → 11%YMCA OF THE NORTH SHORE: $20k → 10%YMCA OF THE NORTH SHORE: $5k → 10%PLUMMER YOUTH PROMISE: $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

WI
NY
MA
OR
NV
PA
NJ
CA
CO
MO
VA
MD
AZ
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.

92%of every dollar goes to organizations it has funded before.
$6.7M · 58 repeat orgs$599k to everyone else

Grantees it renews have grown median revenue +35% since the first grant, against +1% for those funded once.

58 repeat relationships: 16 still active in FY2025, 42 since wound down; 4 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

58
40

Total granted

$6.7M
$315k

Median revenue growth · since first grant

+35%
+1%

Still filing today

64%
53%

New vs renewed · share of each year

In FY2025, 66% of grant dollars renewed an existing relationship; $284k 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
Arts & CultureEducationInternationalHuman ServicesHealthRecreation & SportsOther
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

  • COLLEGIATE SCHOOL INC
    8× · 2017–2025 · $293k · revenue +37%
  • CA
    CONCORD ACADEMY
    6× · 2017–2023 · $187k · revenue +70%
  • BC
    Boston Chamber Music Society Inc
    5× · 2017–2021 · $184k · revenue +57%

Funded once

  • N
    NORTEASTERN
    one grant, 2022 · $35k
  • FO
    FRIENDS OF THE PUBLIC GARDEN
    one grant, 2022 · $30k
  • AA
    ASIAN AMERICAN WRITERS WORKSHOP INC
    one grant, 2022 · $25k · revenue -45%
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
Boston Architectural College

The bac is committed to provide excellence in design education grounded in practice and accessible to diverse communities.

—
2
Manhattan School of Music

Manhattan school of music is deeply committed to excellence in education, performance, and creative activity; to the humanity of the school's environment; and to the cultural enrichment of the larger community. a premiere international…

Arts & Culture
3
The Brooklyn Institute of Arts and Sciences

The mission of the brooklyn institute of arts and sciences, d/b/a brooklyn museum (the "museum") is to bring people together through art and experiences that inspire celebration, compassion, courage, and the will to act. (see schedule o).

Arts & Culture
4
Manhattanville University

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

Education
5
Massachusetts Institute of Technology

The mission of mit is to advance knowledge and educate students in science, technology, and other areas of scholarship that will best serve the nation and the world in the 21st century.

Education
6
The Jewish Museum

The mission of the jewish museum is to collect, preserve, exhibit and interpret art and jewish culture. see schedule o for more information.

Arts & Culture
7
Columbia College Chicago

The organization's mission is to educate students for creative occupations in diverse fields of arts and media.

Education
8
American Museum of Natural History

The museum's mission statement is: "to discover, interpret, and disseminate - through scientific research and education - knowledge about human cultures, the natural world, and the universe."

Arts & Culture
9
Masters School

The masters school celebrates active participation, deep understanding, and meaningful connection. a community of diverse individuals, we gather to learn, to strive, to dare, to do - to be a power for good in the world.

—
10
New York School of Interior Design

New york school of interior design provides the most innovative, immersive, and transformative interior design education in the world, demonstrating the impact of professionally designed interiors on the health, happiness, and well-being…

Education
11
Institute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation

The institute for advanced study (the institute) is one of the world's leading centers for theoretical research and intellectual inquiry. see schedule o.

Science & Tech
12
New York Botanical Garden

The new york botanical garden is a museum of plants and a scientific research center devoted to the study of plants and their uses. it is the garden's mission to improve public understanding of the natural world, horticulture, and the…

Environment
How this is measured
The grantee most central to the portfolio’s shape is The Philharmonic Symphony Society of Ny Inc; the most unlike its peers is Committee to Protect Journalists Inc. 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

61 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. 61 of the 103 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.

1
Load-bearing (≥25% of a budget)
8
Early backer (in before they grew)
60/61
Grantees still filing
37/61
Grew since first funded

Where the money sits, by cause and then by grantee

SHORE COUNTRY DAY SCHOOL: $1,295,000 · OtherSHORE COUNTRY DAY SCHOOLAMERICAN CANCER SOCIETY: $1,129,000 · OtherAMERICAN CANCER SOCIETYJEWISH PHILANTHROPIES OF GREATER BOSTON INC: $205,000 · OtherCHAMBER MUSIC SOCIETY: $137,000 · Other+57 more: $1,203,830 · Other+57 moreAMERICAN CANCER SOCIETY INC: $1,314,000 · HealthAMERICAN CANCER SOCIET…HEPATITIS B FOUNDATION: $120,000 · HealthHEPATITIS B FOUNDATIONCOLLEGIATE SCHOOL INC: $292,500 · EducationCOLLEGIATE S…ST MARK'S SCHOOL OF SOUTHBOROUGH INC: $200,000 · EducationST MARK'S SC…CONCORD ACADEMY: $187,000 · EducationCONCORD ACAD…MIDDLESEX SCHOOL: $72,000 · EducationMIDDLESEX SC…BROOKS SCHOOL: $63,000 · EducationBROOKS SCHOO…+5 more: $22,500 · EducationBoston Chamber Music Society Inc: $184,000 · Arts & CultureBoston Ch…SOCIETY FOR THE PRESERVATION OF NEW ENGL: $90,000 · Arts & CultureSOCIETY F…THE PHILHARMONIC SYMPHONY SOCIETY OF NY INC: $62,500 · Arts & CultureTHE PHILH…GREENE COUNTY HISTORICAL SOCIETY: $54,000 · Arts & CultureGREENE CO…THE CARNEGIE HALL CORPORATION: $43,000 · Arts & CultureTHE CARNE…ASIAN AMERICAN WRITERS WORKSHOP INC: $25,200 · Arts & CultureMuseum of African American History Inc: $25,000 · Arts & CultureTHE NEW PRESS INC: $24,000 · Arts & Culture+13 more: $78,430 · Arts & Culture+13 moreASIAN CULTURAL COUNCIL INC: $165,000 · InternationalPATHFINDER INTERNATIONAL: $24,000 · InternationalTHE ASIA SOCIETY: $12,000 · InternationalMEDECINS SANS FRONTIERES USA INC: $7,000 · International+1 more: $2,000 · InternationalWASHINGTON SQUARE PARK CONSERVANCY INC: $138,600 · Recreation & SportsFRIENDS OF HUDSON RIVER PARK INC: $12,500 · Recreation & SportsTHE CENTER FOR REPRODUCTIVE RIGHTS INC: $135,000 · Civil RightsCOMMITTEE TO PROTECT JOURNALISTS INC: $16,000 · Civil Rights
Other$3,969,830Health$1,434,000Education$837,000Arts & Culture$586,130International$210,000Recreation & Sports$151,100Civil Rights$151,000

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 budgetAMERICAN CANCER SOCIETY INC: $1,314,000 over 5y, 0.1% of budgetSHORE COUNTRY DAY SCHOOL: $1,295,000 over 6y, 1.7% of budgetCOLLEGIATE SCHOOL INC: $292,500 over 8y, 0.1% of budgetST MARK'S SCHOOL OF SOUTHBOROUGH INC: $200,000 over 3y, 0.2% of budgetCONCORD ACADEMY: $187,000 over 6y, 0.1% of budgetBoston Chamber Music Society Inc: $184,000 over 5y, 19% of budgetASIAN CULTURAL COUNCIL INC: $165,000 over 3y, 1.2% of budgetWASHINGTON SQUARE PARK CONSERVANCY INC: $138,600 over 9y, 2.7% of budgetTHE CENTER FOR REPRODUCTIVE RIGHTS INC: $135,000 over 5y, 0.1% of budgetTHE HARVARD CRIMSON INC: $125,000 over 2y, 3.5% of budgetHEPATITIS B FOUNDATION: $120,000 over 8y, 1.1% of budgetSOCIETY FOR THE PRESERVATION OF NEW ENGL: $90,000 over 3y, 0.3% of budgetMIDDLESEX SCHOOL: $72,000 over 8y, 0.1% of budgetBROOKS SCHOOL: $63,000 over 2y, 0.1% of budgetTHE PHILHARMONIC SYMPHONY SOCIETY OF NY INC: $62,500 over 8y, 0.0% of budgetGREENE COUNTY HISTORICAL SOCIETY: $54,000 over 3y, 19% of budgetCombined Jewish Philanthropies of Greater Boston Inc: $51,080 over 3y, 0.0% of budgetTHE CARNEGIE HALL CORPORATION: $43,000 over 8y, 0.0% of budgetASIA CATALYST INC: $38,000 over 4y, 1.3% of budgetASIAN AMERICAN WRITERS WORKSHOP INC: $25,200 over 1y, 2.0% of budgetYMCA OF THE NORTH SHORE INC: $25,000 over 2y, 0.0% of budgetANIMAL RESCUE LEAGUE OF BOSTON: $25,000 over 2y, 0.1% of budgetPLUMMER YOUTH PROMISE INC: $25,000 over 1y, 0.2% of budgetTHE NEW PRESS INC: $24,000 over 7y, 0.1% of budgetPATHFINDER INTERNATIONAL: $24,000 over 6y, 0.0% of budgetScenic Hudson Inc: $22,500 over 2y, 0.1% of budgetAsian Law Caucus: $18,000 over 7y, 0.1% of budgetCOMMITTEE TO PROTECT JOURNALISTS INC: $16,000 over 8y, 0.0% of budgetARTEMISIA FOUNDATION INC: $15,000 over 4y, 100% of budgetVIETNAM VETERANS WORKSHOP INC DBA NEW ENGLAND CENTER AND HOME FOR VETERANS: $14,500 over 1y, 0.1% of budgetALVIN AILEY DANCE FOUNDATION INC: $12,650 over 1y, 0.0% of budgetFRIENDS OF HUDSON RIVER PARK INC: $12,500 over 1y, 0.3% of budgetTHE ASIA SOCIETY: $12,000 over 5y, 0.0% of budgetMETROPOLITAN MUSEUM OF ART: $11,100 over 6y, 0.0% of budgetYYDC INC: $10,000 over 4y, 2.8% of budgetBANK STREET COLLEGE OF EDUCATION: $10,000 over 1y, 0.0% of budgetTHE NATIONAL CHILDREN'S CANCER SOCIETY: $8,000 over 7y, 0.0% of budgetMEDECINS SANS FRONTIERES USA INC: $7,000 over 7y, 0.0% of budgetThe English Concert In America Inc co Sabal & Associates: $6,000 over 3y, 0.6% of budgetMANHATTAN THEATRE CLUB INC: $6,000 over 6y, 0.0% of budgetNEW YORK CITY BALLET INC: $6,000 over 5y, 0.0% of budgetBARD COLLEGE: $5,000 over 1y, 0.0% of budgetTEACHING MATTERS INC: $5,000 over 5y, 0.0% of budgetTRIPLE AUGHT FOUNDATION: $5,000 over 1y, 0.4% of budgetPROTECT OUR WINTERS: $5,000 over 1y, 0.2% of budgetMuseum of Modern Art: $4,680 over 6y, 0.0% of budgetCUE ART FOUNDATION: $4,000 over 4y, 0.2% of budgetNORTHEAST COMMUNITY CENTER INC: $3,500 over 1y, 0.2% 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 SHORE COUNTRY DAY SCHOOL ↗
  • Who funds COLLEGIATE SCHOOL INC ↗
  • Who funds ST MARK'S SCHOOL OF SOUTHBOROUGH INC ↗
  • Who funds CONCORD ACADEMY ↗
  • Who funds Boston Chamber Music Society Inc ↗
  • Who funds ASIAN CULTURAL COUNCIL INC ↗
  • Who funds WASHINGTON SQUARE PARK CONSERVANCY INC ↗
  • Who funds THE CENTER FOR REPRODUCTIVE RIGHTS INC ↗
  • Who funds THE HARVARD CRIMSON INC ↗
  • Who funds HEPATITIS B FOUNDATION ↗
  • Who funds SOCIETY FOR THE PRESERVATION OF NEW ENGL ↗
  • Who funds MIDDLESEX SCHOOL ↗
  • Who funds BROOKS SCHOOL ↗
  • Who funds THE PHILHARMONIC SYMPHONY SOCIETY OF NY INC ↗
  • Who funds GREENE COUNTY HISTORICAL SOCIETY ↗
  • Who funds Combined Jewish Philanthropies of Greater Boston Inc ↗
  • Who funds THE CARNEGIE HALL CORPORATION ↗
  • Who funds ASIA CATALYST INC ↗
  • Who funds ASIAN AMERICAN WRITERS WORKSHOP INC ↗
  • Who funds YMCA OF THE NORTH SHORE INC ↗
  • Who funds ANIMAL RESCUE LEAGUE OF BOSTON ↗
  • Who funds PLUMMER YOUTH PROMISE INC ↗
  • Who funds Museum of African American History Inc ↗
  • Who funds THE NEW PRESS 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.

Jewish Communal FundNY16.3× affinity9 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Jewish Communal Fund · The New York Community Trust · Ganek Family Foundation · Ag Foundation · National Philanthropic Trust · The Ford Foundation · Tisbest Philanthropy · The Goldman Sachs Charitable Gift Fund · Rockefeller Philanthropy Advisors Inc · Boston Foundation Inc · Combined Jewish Philanthropies of Greater Boston Inc · Charities Aid Foundation America

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

2024
’20’21’22’23’24’25
no gov · 80%6%25%56%100%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 6%
  • Vietnam Veterans Workshop Inc Dba New England Center and Home for Veterans: 66% of income from government
  • Plummer Youth Promise Inc: 64% of income from government
  • Museum of African American History Inc: 43% of income from government
  • Ymca of the North Shore Inc: 6% of income from government
  • Boston Chamber Music Society Inc: 2% of income from government
  • Society for the Preservation of New Engl: 2% of income from government
  • Animal Rescue League of Boston: 0% of income from government
no gov moneyreceives it· size = income
8get no government money at all
13report government grants on their 990 we could not trace to a source (not plotted)
2rely 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 Kahn Charitable Foundation?

Find your warmest path to Kahn Charitable 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 103 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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