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· Private foundation

The Esther a & Joseph Klingenstein Fund 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.

$17M
Granted FY2025still arriving
99
Grants FY2025still arriving
26
States reached
$600k
Largest
01What it funds
0196% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2024.

Philanthropy$6.3MHealth$6.1MEducation$5.2MScience & Tech$1.6MPublic Benefit$1.0MHuman Services$875kArts & Culture$200kEnvironment$200kOther$0
02FY2025 · 99 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k6 grants · $28k
  • $10k–50k3 grants · $36k
  • $50k–250k71 grants · $10M
  • $250k+19 grants · $6.7M
$150,000
Median grant
26
States reached
$348M
Total assets
Largest grants
RecipientAmount
YALE UNIVERSITY$600,000
THE REGENTS OF THE UNIVERSITY OF CA SAN FRANCISCO$600,000
THE LENFEST INSTITUTE FOR JOURNALISM LLC$500,000
PRESIDENT AND FELLOWS OF HARVARD COLLEGE (OSP)$450,000
HEALTH FEDERATION OF PHILADELPHIA$400,000
RELAY GRADUATE SCHOOL OF EDUCATION$381,000
BIPARTISAN POLICY CENTER$350,000
TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NY$350,000
UNIVERSITY OF COLORADO$300,000
UT SOUTHWESTERN MEDICAL CENTER$300,000
MASSACHUSETTS INSTITUTE OF TECHNOLOGY$300,000
WASHINGTON UNIVERSITY IN SAINT LOUIS$300,000
NEW YORK UNIVERSITY (SPONSORED PROGRAMS ADMIN)$300,000
THE READING LEAGUE INC$269,500
BOARD OF TRUSTEES OF THE LEELAND STANFORD JUNIOR U$250,000
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 (FY23–25, $1.3M) land where the poverty rate runs at 12%, against an area that typically sits at 10%. 68% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 10%CHAMBER OF MOTHERS INC: $50k → 10%CHILD CARE AWARE OF AMERICA: $200k → 7%CHILD CARE AWARE OF AMERICA: $200k → 7%ZERO TO THREE: $150k → 14%ZERO TO THREE: $150k → 14%ZERO TO THREE: $140k → 14%ZERO TO THREE: $140k → 14%ZERO TO THREE: $100k → 14%ZERO TO THREE: $70k → 14%THE NATIONAL WORKFORCE REGISTRY ALLIANCE: $50k → 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

ME
NH
WA
MN
MI
NY
MA
OR
IN
PA
NJ
CT
RI
CA
UT
CO
NE
MO
VA
MD
KS
TN
NC
DC
AL
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.

70%of every dollar goes to organizations it has funded before.
$25M · 58 repeat orgs$11M to everyone else

Grantees it renews have grown median revenue +4% since the first grant, against 0% for those funded once.

58 repeat relationships: 44 still active in FY2025, 14 since wound down; 45 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

58
35

Total granted

$25M
$3.4M

Median revenue growth · since first grant

+4%
0%

Still filing today

57%
31%

New vs renewed · share of each year

In FY2025, 53% of grant dollars renewed an existing relationship; $7.3M went to new ones.

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

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

’17’19’20’23’24’25
EducationEnvironmentHealthHuman ServicesPhilanthropyScience & TechOther
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

  • HEALTH FEDERATION OF PHILADELPHIA INC
    3× · 2023–2025 · $1.2M · revenue +13%
  • BIPARTISAN POLICY CENTER INC
    3× · 2023–2025 · $800k · revenue +21%
  • Vanderbilt University
    3× · 2023–2025 · $700k · revenue +24%

Funded once

  • TA
    THE ACADEMY IN MANAYUNK DBA AIM ACADEMY
    one grant, 2024 · $250k
  • RU
    REGENTS UNIV OF CALIFORNIA
    one grant, 2023 · $225k
  • 6E
    617 EDUCATION INC
    one grant, 2024 · $200k
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
The George Washington University

The mission of the george washington university (gw) is to educate individuals in liberal arts, languages, sciences, learned professions, and other courses and subjects of study, and to conduct scholarly research and publish the findings…

Education
2
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.

—
3
American Association for the Advancement of Science

Advance science, engineering, and innovation throughout the world for the benefit of all. the world's largest multidisciplinary scientific society and a leading publisher of cutting-edge research through its science family of journals,…

Science & Tech
4
University of New Haven

The University of New Haven is a student-centered comprehensive university with an emphasis on excellence in liberal arts and professional education. Our mission is to prepare our students to lead purposeful and fulfilling lives in a…

Education
5
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
6
The Rand Corporation

Help improve policy and decision making through research and analysis.

Public Benefit
7
The Union of Concerned Scientists Inc

The union of concerned scientists puts rigorous, independent science into action, developing solutions and advocating for a healthy, safe, and just future.

International
8
Boston Architectural College

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

—
9
Aacsb International - the Association to Advance Collegiate Schools of Business

Aacsb international provides quality assurance of business school programs, the latest in business education intelligence, thought leadership, and learning and development services.

Education
10
International Life Sciences Institute

Ilsi is a global, nonprofit federation dedicated to generating and advancing emerging science and groundbreaking research to ensure foods are safe, nutritious and sustainable, and that they improve planetary and human health and well-being…

Science & Tech
11
National Association of Regulatory Utility Commissioners

Founded in 1889, the national association of regulatory utility commisioners (naruc) is a non-profit organization dedicated to representing the state public service commisions who regulate the utilities that provide essential services such…

—
12
Lehigh University

The university's goal in the coming decade is to advance learning through the integration of teaching, research and service to others. the core of this goal is to prepare graduates to engage with the world and lead lives of meaning. to do…

Education
How this is measured
The grantee most central to the portfolio’s shape is National Council On Teacher Quality Inc; the most unlike its peers is Stowers Institute for Medical Research. 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

88 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. 88 of the 145 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)
11
Early backer (in before they grew)
87/88
Grantees still filing
42/88
Grew since first funded

Where the money sits, by cause and then by grantee

SCHWAB DONOR ADVISED FUND: $6,188,716 · OtherSCHWAB DONOR ADVISED FUNDHEALTH FEDERATION OF PHILADELPHIA INC: $1,200,000 · OtherHEALTH FEDERATION OF PHILADELPHIA INCTHE REGENTS OF THE UNIVERSITY OF CALIFORNIA SAN FR: $750,000 · Other+77 more: $14,061,113 · Other+77 morePresident and Fellows of Harvard College: $1,150,000 · EducationPresident and Fellows of …THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK: $1,125,000 · EducationTHE TRUSTEES OF COLUMBIA …Vanderbilt University: $700,000 · EducationVanderbilt UniversityNATIONAL COUNCIL ON TEACHER QUALITY INC: $700,000 · EducationNATIONAL COUNCIL ON TEACH…WASHINGTON UNIVERSITY: $600,000 · EducationWASHINGTON UNIVERSITYLENA FOUNDATION: $600,000 · EducationLENA FOUNDATIONRELAY GRADUATE SCHOOL OF EDUCATION: $506,000 · EducationRELAY GRADUATE SCHOOL OF …Massachusetts Institute of Technology: $500,000 · EducationMassachusetts Institute o…ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI: $400,000 · EducationCornell University: $400,000 · EducationTHE READING LEAGUE INC: $369,500 · EducationFOUNDATION FOR EXCELLENCE IN EDUCATION INC: $290,000 · Education+12 more: $1,225,000 · Education+12 moreANACOSTIA WATERSHED SOCIETY INC: $215,460 · EnvironmentINSTITUTE FOR MARKET TRANSFORMATION: $200,000 · EnvironmentSMART SURFACES COALITION: $200,000 · EnvironmentEnvironmental Law Institute: $200,000 · EnvironmentEARTHJUSTICE: $200,000 · EnvironmentBUILDING DECARBONIZATION COALITION: $150,000 · EnvironmentGridLab Inc: $150,000 · EnvironmentENVIRONMENTAL LAW AND POLICY CENTER OF THE MIDWEST: $150,000 · EnvironmentAMERICAN COUNCIL FOR AN ENERGY-EFFICIENT ECONOMY: $150,000 · EnvironmentCONSERVATION LAW FOUNDATION INC: $150,000 · EnvironmentNEW BUILDINGS INSTITUTE: $150,000 · EnvironmentICLEI - LOCAL GOVERNMENTS FOR SUSTAINABILITY USA INC: $100,000 · EnvironmentNature Forward: $100,000 · EnvironmentCHESAPEAKE BAY FOUNDATION INC: $100,000 · EnvironmentRESOURCES LEGACY FUND: $100,000 · Environment+2 more: $40,000 · EnvironmentFamily Connects International: $450,000 · HealthSTOWERS INSTITUTE FOR MEDICAL RESEARCH: $250,000 · HealthMax Planck Florida Corporation: $225,000 · HealthINSTITUTE FOR MEDICAID INNOVATION INC: $220,000 · Health2020 MOM POLICY CENTER FOR MATERNAL: $154,238 · HealthDana-Farber Cancer Institute Inc: $150,000 · HealthMATERNAL MENTAL HEALTH LDRSHP ALLIANCE: $150,000 · HealthTHE SCRIPPS RESEARCH INSTITUTE: $150,000 · HealthALLEN INSTITUTE: $150,000 · HealthNYU LANGONE HOSPITALS: $100,000 · HealthVAN ANDEL RESEARCH INSTITUTE: $75,000 · HealthTHE J DAVID GLADSTONE INSTITUTES: $75,000 · HealthUNIVERSITY OF KANSAS MEDICAL CENTER RESEARCH INSTITUTE: $75,000 · HealthBIPARTISAN POLICY CENTER INC: $800,000 · Public BenefitTHE NISKANEN CENTER INC: $600,000 · Public BenefitZERO TO THREE NATIONAL CENTER FOR INFANTS TODDLERS AND FAMILIES: $750,000 · Human ServicesCHILD CARE AWARE OF AMERICA: $400,000 · Human ServicesNational Workforce Registry Alliance Inc: $50,000 · Human ServicesChamber of Mothers Inc: $50,000 · Human ServicesTHE LENFEST INSTITUTE FOR JOURNALISM SPECIAL ASSET FUND OF TPF: $500,000 · PhilanthropyROCKEFELLER PHILANTHROPY ADVISORS INC: $50,000 · PhilanthropyCONNECTICUT COUNCIL FOR PHILANTHROPY: $22,500 · Philanthropy+2 more: $12,000 · Philanthropy
Other$22,199,829Education$8,565,500Environment$2,355,460Health$2,224,238Public Benefit$1,400,000Human Services$1,250,000Philanthropy$584,500

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 budgetHEALTH FEDERATION OF PHILADELPHIA INC: $1,200,000 over 3y, 0.7% of budgetPresident and Fellows of Harvard College: $1,150,000 over 3y, 0.0% of budgetTHE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK: $1,125,000 over 3y, 0.0% of budgetBIPARTISAN POLICY CENTER INC: $800,000 over 3y, 1.0% of budgetZERO TO THREE NATIONAL CENTER FOR INFANTS TODDLERS AND FAMILIES: $750,000 over 3y, 0.6% of budgetVanderbilt University: $700,000 over 3y, 0.0% of budgetNATIONAL COUNCIL ON TEACHER QUALITY INC: $700,000 over 3y, 6.3% of budgetWASHINGTON UNIVERSITY: $600,000 over 3y, 0.0% of budgetTHE NISKANEN CENTER INC: $600,000 over 3y, 2.0% of budgetLENA FOUNDATION: $600,000 over 3y, 3.2% of budgetRELAY GRADUATE SCHOOL OF EDUCATION: $506,000 over 2y, 0.7% of budgetMassachusetts Institute of Technology: $500,000 over 3y, 0.0% of budgetFamily Connects International: $450,000 over 3y, 3.6% of budgetCOLD SPRING HARBOR LABORATORY: $425,000 over 3y, 0.1% of budgetCHILD CARE AWARE OF AMERICA: $400,000 over 2y, 0.7% of budgetICAHN SCHOOL OF MEDICINE AT MOUNT SINAI: $400,000 over 2y, 0.0% of budgetMINNESOTA PUBLIC RADIO AMERICAN PUBLIC MEDIA: $400,000 over 2y, 0.2% of budgetCornell University: $400,000 over 3y, 0.0% of budgetTHE READING LEAGUE INC: $369,500 over 2y, 1.2% of budgetTRUSTEES OF BOSTON UNIVERSITY: $300,000 over 2y, 0.0% of budgetFOUNDATION FOR EXCELLENCE IN EDUCATION INC: $290,000 over 2y, 2.0% of budgetAMERICAN CIVIL LIBERTIES UNION FOUNDATION INC: $250,000 over 1y, 0.1% of budgetSTOWERS INSTITUTE FOR MEDICAL RESEARCH: $250,000 over 2y, 0.1% of budgetMax Planck Florida Corporation: $225,000 over 2y, 0.3% of budgetINSTITUTE FOR MEDICAID INNOVATION INC: $220,000 over 3y, 3.6% of budgetSMART SURFACES COALITION: $200,000 over 1y, 13% of budgetGEORGETOWN UNIVERSITY: $200,000 over 1y, 0.0% of budgetEARTHJUSTICE: $200,000 over 1y, 0.1% of budget2020 MOM POLICY CENTER FOR MATERNAL: $154,238 over 2y, 5.7% of budgetRocky Mountain Institute: $150,000 over 1y, 0.1% of budgetDana-Farber Cancer Institute Inc: $150,000 over 1y, 0.0% of budgetJOHNS HOPKINS UNIVERSITY: $150,000 over 2y, 0.0% of budgetENVIRONMENTAL LAW AND POLICY CENTER OF THE MIDWEST: $150,000 over 1y, 1.2% of budgetAMERICAN COUNCIL FOR AN ENERGY-EFFICIENT ECONOMY: $150,000 over 1y, 0.9% of budgetCONSERVATION LAW FOUNDATION INC: $150,000 over 1y, 0.6% of budgetCENTER FOR RURAL AFFAIRS: $150,000 over 1y, 0.8% of budgetSOUTHERN ENVIRONMENTAL LAW CENTER: $150,000 over 1y, 0.3% of budgetUniversity of Michigan: $150,000 over 1y, 24% of budgetNEW BUILDINGS INSTITUTE: $150,000 over 1y, 1.5% of budgetMATERNAL MENTAL HEALTH LDRSHP ALLIANCE: $150,000 over 2y, 5.7% of budgetTHE SCRIPPS RESEARCH INSTITUTE: $150,000 over 2y, 0.0% of budgetREACH OUT AND READ INC: $125,000 over 1y, 0.5% of budgetWISCONSIN EARLY CHILDHOOD ASSOCIATION INC: $115,000 over 1y, 0.5% of budgetNEIGHBORHOOD DESIGN CENTER INC: $105,000 over 1y, 3.9% of budgetNYU LANGONE HOSPITALS: $100,000 over 1y, 0.0% of budgetWORLD ARTS FOCUS: $100,000 over 1y, 2.9% of budgetICLEI - LOCAL GOVERNMENTS FOR SUSTAINABILITY USA INC: $100,000 over 1y, 2.5% of budgetTHE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY: $100,000 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.

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.

WK Kellogg FoundationMI26.4× affinity12 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: WK Kellogg Foundation · Pritzker Family Foundation · Silicon Valley Community Foundation · The Irving Harris Foundation · Annie E Casey Foundation Inc · Gates Foundation · Valhalla Foundation · Alliance for Early Success Fka Birth to Five Policy Alliance · Turrell Fund · Northwestern University · The David and Lucile Packard Foundation · New Venture Fund

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 The Esther a & Joseph Klingenstein Fund Inc funds: left to right is the share of its income from government, bottom to top the share from The Esther a & Joseph Klingenstein Fund Inc. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%1%3%6%10%funder's share of their income ↑0%25%50%75%100%share of the org’s income from government →median 12%
  • Massachusetts Institute of Technology: 35% of income from government
  • Nature Forward: 32% of income from government
  • Connecticut Council for Philanthropy: 24% of income from government
  • Max Planck Florida Corporation: 23% of income from government
  • Trustees of Boston University: 12% of income from government
  • Johns Hopkins University: 12% of income from government
  • President and Fellows of Harvard College: 7% of income from government
  • Third Sector New England Inc: 3% of income from government
  • All Our Kin Inc: 1% of income from government
no gov moneyreceives it· size = income
1get no government money at all
3report 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 The Esther a & Joseph Klingenstein Fund Inc?

Find your warmest path to The Esther a & Joseph Klingenstein Fund 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 145 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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