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Data / Foundation grants / The Esther A & Joseph Klingenstein Fund Inc

The Esther A & Joseph Klingenstein Fund Inc: 99 grants to organizations, $16.9 million (tax year ended September 2025)

The Esther A & Joseph Klingenstein Fund Inc, a private foundation in New York, NY, paid 99 grants to organizations totaling $16,857,159 in its tax year ended September 2025, according to its Form 990-PF filed with the IRS on August 17, 2026. The largest was $600,000 to The Regents of the University of Ca San Francisco in Los Angeles, CA for neuroscience.

SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.

EIN
136028788
Based in
New York, NY
Assets
$429,915,546
Grants paid
$16,857,159
Tax year ended
September 2025

Grants paid, tax year ended September 2025

From the Form 990-PF filed August 17, 2026, IRS object ID 202612309349100301. It reported $16,857,159 in grants paid; 99 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
The Regents of the University of Ca San FranciscoLos Angeles, CANeuroscience$600,000apps.irs.gov
Yale UniversityNew Haven, CTNeuroscience$600,000apps.irs.gov
The Lenfest Institute for Journalism LLCPhiladelphia, PANon-profit reporting$500,000apps.irs.gov
President and Fellows of Harvard College (osp)Cambridge, MANeuroscience$450,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEarly childhood policy/advocacy$400,000apps.irs.gov
Relay Graduate School of EducationNew York, NYEarly literacy grantsEducation$381,000apps.irs.gov
Bipartisan Policy CenterWashington, DCEarly childhood policy/advocacyPublic and societal benefit$350,000apps.irs.gov
Trustees of Columbia University in the City of NyNew York, NYNeuroscience$350,000apps.irs.gov
Massachusetts Institute of TechnologyCambridge, MANeuroscienceEducation$300,000apps.irs.gov
New York University (sponsored Programs Admin)New York, NYNeuroscience$300,000apps.irs.gov
University of ColoradoAurora, CONeuroscience$300,000apps.irs.gov
Ut Southwestern Medical CenterDallas, TXNeuroscience$300,000apps.irs.gov
Washington University in Saint LouisSt Louis, MONeuroscience$300,000apps.irs.gov
The Reading League IncSyracuse, NYEarly literacy grantsEducation$269,500apps.irs.gov
American Civil Liberties Union Foundation IncNew York, NYEarly childhood policy/advocacyCivil rights, social action and advocacy$250,000apps.irs.gov
Board of Trustees of the Leeland Stanford Junior UStanford, CAEarly literacy grants$250,000apps.irs.gov
Lena FoundationLousville, COEarly childhood programsEducation$250,000apps.irs.gov
National Council On Teacher Quality IncWashington, DCEarly literacy grantsEducation$250,000apps.irs.gov
The Academy at Manayunk Dba Aim AcademyConshohocken, PAEarly literacy grants$250,000apps.irs.gov
Anacostia Watershed Society IncBladenburg, MDEnvironmentEnvironment$215,460apps.irs.gov
Child Care Aware of AmericaArlington, VAEarly childhood funding modelsHuman services$200,000apps.irs.gov
DC Education FundWashington, DCEarly literacy grants$200,000apps.irs.gov
EarthjusticeSan Francisco, CAEnvironmentEnvironment$200,000apps.irs.gov
Environmental Law InstituteWashington, DCEnvironmentEnvironment$200,000apps.irs.gov
Georgetown UniversityWashington, DCEnvironmentEducation$200,000apps.irs.gov
Institute for Market TransformationWashington, DCEnvironmentEnvironment$200,000apps.irs.gov
Massachusetts Institute of Technology (mit Rso)Cambridge, MAEarly childhood programs$200,000apps.irs.gov
Minnesota Public RadioSaint Paul, MNEarly literacy grantsArts, culture and humanities$200,000apps.irs.gov
New York University Nyulmc Research AccountBoston, MAEarly childhood funding models$200,000apps.irs.gov
President and Fellows of Harvard College (osp)Cambridge, MAEarly childhood policy/advocacy$200,000apps.irs.gov
Smart Surfaces CoalitionWashington, DCEnvironmentEnvironment$200,000apps.irs.gov
Stanford University - OsrStanford, CAEarly childhood programs$200,000apps.irs.gov
The Niskanen Center IncWashington, DCEarly childhood policy/advocacyPublic and societal benefit$200,000apps.irs.gov
Trustees of Columbia University in the City of NyNew York, NYEnvironment$200,000apps.irs.gov
Vanderbilt UniversityNashville, TNEarly childhood policy/advocacyEducation$200,000apps.irs.gov
The Great Plains Institute for Sustainable DevMinneapolis, MNEnvironment$175,000apps.irs.gov
Allen InstituteSeattle, WANeuroscienceMedical research$150,000apps.irs.gov
American Council for An Energy Efficient EconomyWashington, DCEnvironmentEnvironment$150,000apps.irs.gov
Building Decarbonization CoalitionLewes, DEEnvironmentEnvironment$150,000apps.irs.gov
Center for Rural AffairsLyons, NEEnvironment$150,000apps.irs.gov
Children's Hospital Corporation Grant ManagementBoston, MANeuroscience$150,000apps.irs.gov
Cold Spring Harbor LaboratoryCold Spring Harbor, NYNeuroscienceScience and technology$150,000apps.irs.gov
Conservation Law Foundation IncBoston, MAEnvironmentEnvironment$150,000apps.irs.gov
Cornell UniversityIthaca, NYNeuroscienceEducation$150,000apps.irs.gov
Dana-Farber Cancer Institute IncBoston, MANeuroscienceMedical research$150,000apps.irs.gov
Environmental Law & Policy CenterChicago, ILEnvironment$150,000apps.irs.gov
Family Connects InternationalDurham, NCEarly childhood programsHealth care$150,000apps.irs.gov
Foundation for Excellence in Education IncTallahassee, FLEarly literacy grants$150,000apps.irs.gov
Grid LabBerkeley, CAEnvironment$150,000apps.irs.gov
Icahn School of Medicine at Mount SinaiNew York, NYNeuroscienceEducation$150,000apps.irs.gov
Icahn School of Medicine at Mount SinaiNew York, NYEarly childhood programsEducation$150,000apps.irs.gov
Indiana UniversityBloomington, INNeuroscience$150,000apps.irs.gov
Interstate Renewable Energy CouncilColonie, NYEnvironment$150,000apps.irs.gov
Mathematica IncPrinceton, NJEarly childhood funding models$150,000apps.irs.gov
Max Planck Florida CorporationJupiter, FLNeuroscienceMedical research$150,000apps.irs.gov
New Buildings Institute IncPortland, OREnvironmentEnvironment$150,000apps.irs.gov
Regents of the University of Ca San DiegoLa Jolla, CANeuroscience$150,000apps.irs.gov
Rocky Mountain InstituteBoulder, COEnvironment$150,000apps.irs.gov
Southern Environmental Law CenterCharlottesville, VAEnvironment$150,000apps.irs.gov
Stanford University-OsrRedwood City, CANeuroscience$150,000apps.irs.gov
Stowers Institute for Medical ResearchKansas City, MONeuroscienceMedical research$150,000apps.irs.gov
The Trustees of Princeton UniversityPrinceton, NJNeuroscience$150,000apps.irs.gov
University of FloridaGainesville, FLNeuroscience$150,000apps.irs.gov
University of MichiganAnn Arbor, MINeuroscience$150,000apps.irs.gov
University of Utah Grants ContractsSalt Lake City, UTNueroscience$150,000apps.irs.gov
University of Washington Grant and ContractChicago, ILNeuroscience$150,000apps.irs.gov
Vanderbilt UniversityNashville, TNNeuroscienceEducation$150,000apps.irs.gov
Zero To ThreeWashington, DCEarly childhood funding models$150,000apps.irs.gov
Reach Out and Read IncBoston, MAEarly childhood funding modelsEducation$125,000apps.irs.gov
Wisconsin Early Childhood Association IncFitchburg, WIEarly childhood funding models$115,000apps.irs.gov
Neighborhood Design CenterBaltimore, MDEnvironmentCommunity improvement and capacity building$105,000apps.irs.gov
Appletree Institute for Education InnovationWashington, DCEarly childhood programsEducation$100,000apps.irs.gov
Bank Street College of EducationNew York, NYEarly childhood programsEducation$100,000apps.irs.gov
Capita Social IncBlowing Rock, NCEarly childhood policy/advocacy$100,000apps.irs.gov
Chesapeake Bay FoundationAnnapolis, MDEnvironmentEnvironment$100,000apps.irs.gov
Educate MainePortland, MEEarly literacy grantsEducation$100,000apps.irs.gov
Institute for Medical InnovationWashington, DCEarly childhood funding models$100,000apps.irs.gov
Maternal Mental Health Leadership AllianceArlington, VAEarly childhood policy/advocacyMental health and crisis intervention$100,000apps.irs.gov
National Wildlife FederationReston, VAEnvironmentAnimal-related$100,000apps.irs.gov
New York University (sponsored Programs Admin)New York, NYEnvironment$100,000apps.irs.gov
Resources Legacy FundSacramento, CAEnvironmentEnvironment$100,000apps.irs.gov
World Arts FocusMount Rainier, MDEnvironmentArts, culture and humanities$100,000apps.irs.gov
2020 MomLos Angeles, CAEarly childhood programs$82,119apps.irs.gov
Education Trust IncWashington, DCEarly literacy grantsEducation$75,000apps.irs.gov
Trustees of Boston UniversityNew York, NYNeuroscience$75,000apps.irs.gov
University of California BerkeleyBerkeley, CANeuroscience$75,000apps.irs.gov
Chamber of Mothers IncSpringfield, NJEarly childhood policy/advocacyHuman services$50,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEarly childhood funding models$50,000apps.irs.gov
MaineaeycAugusta, MEEarly childhood policy/advocacy$50,000apps.irs.gov
University of OregonEugene, ORNeuroscience$50,000apps.irs.gov
Philanthropy New YorkNew York, NYOther$15,600apps.irs.gov
Tsne MissionworksBoston, MAEarly childhood funding models$10,500apps.irs.gov
The Funders NetworkCoral Gables, FLEnvironmentEnvironment$10,000apps.irs.gov
Consultative Group On Biological DiversitySan Francisco, CAEnvironmentScience and technology$8,600apps.irs.gov
Connecticut Council for PhilanthropyHartford, CTEarly childhood funding modelsPhilanthropy, voluntarism and grantmaking foundations$7,500apps.irs.gov
Sustainable Agriculture & Food Systems FundersSanta Barbara, CAEnvironmentFood, agriculture and nutrition$6,050apps.irs.gov
United Way of Southern MainePortland, MEEarly childhood funding models$3,000apps.irs.gov
CandidNew York, NYOtherPhilanthropy, voluntarism and grantmaking foundations$2,000apps.irs.gov
Association of Small Foundations Dba ExponentWashington, DCOther$830apps.irs.gov

Grants paid, tax year ended September 2024

From the Form 990-PF filed August 13, 2025, IRS object ID 202522259349101327. It reported $9,252,334 in grants paid; 93 grants to organizations are listed.

RecipientLocationPurposeCauseAmountSource
National Council On Teacher Quality IncWashington, DCEarly literacy grantsEducation$250,000apps.irs.gov
The Academy in Manayunk Dba Aim AcademyConshohocken, PAEarly literacy grants$250,000apps.irs.gov
617 Education IncBoston, MAEarly literacy grants$200,000apps.irs.gov
Child Care Aware of AmericaArlington, VAEc-funding modelsHuman services$200,000apps.irs.gov
Lena FoundationLousville, COEc-programsEducation$200,000apps.irs.gov
Massachusetts Institute of Technology (mit Rso)Cambridge, MAEc-programs$200,000apps.irs.gov
Minnesota Public RadioSaint Paul, MNEarly literacy grantsArts, culture and humanities$200,000apps.irs.gov
New York University Nyulmc Research AccountNew York, NYEc-funding models$200,000apps.irs.gov
President and Fellows of Harvard College (ec)Cambridge, MAEc-advocacy$200,000apps.irs.gov
Stanford University-OsrStanford, CAEc-programs$200,000apps.irs.gov
The Niskanen Center IncWashington, DCEc-advocacyPublic and societal benefit$200,000apps.irs.gov
Vanderbilt UniversityNashville, TNEc-advocacyEducation$200,000apps.irs.gov
The Board of Trustees of the Leland StanfordStanford, CAEarly literacy grants$175,000apps.irs.gov
Bipartisan Policy CenterWashington, DCEc-advocacyPublic and societal benefit$150,000apps.irs.gov
Family Connects InternationalDurham, NCEc-programsHealth care$150,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEc-funder collaboratives$150,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEc-advocacy$150,000apps.irs.gov
Zero To ThreeWashington, DCEc-funding$150,000apps.irs.gov
Foundation for Excellence in Education IncTalahassee, FLEarly literacy grants$140,000apps.irs.gov
Zero To ThreeWashington, DCEc-programs$140,000apps.irs.gov
Relay Graduate School of EducationNew York, NYEarly literacy grantsEducation$125,000apps.irs.gov
Children's Hospital Corporation Grant ManagementBoston, MANeuroscience$100,000apps.irs.gov
Cold Spring Harbor LaboratoryCold Spring Harbor, NYNeuroscienceScience and technology$100,000apps.irs.gov
Cornell UniversityIthaca, NYNeuroscienceEducation$100,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEc-funding$100,000apps.irs.gov
Icahn School of Medicine at Mount SinaiNew York, NYNeuroscienceEducation$100,000apps.irs.gov
Icahn School of Mount SinaiNew York, NYEc-programs$100,000apps.irs.gov
Iclei Local Governments for Sustainability USADenver, COEnvironmentEnvironment$100,000apps.irs.gov
Indiana UniversityBloomington, INNeuroscience$100,000apps.irs.gov
Institute for Medicaid InnovationWashington, DCEc-fundingHealth care$100,000apps.irs.gov
Massachusetts Institute of TechnologyCambridge, MANeuroscienceEducation$100,000apps.irs.gov
Massachusetts Institute of Technology (mit Rso)Cambridge, MAEc-programs$100,000apps.irs.gov
Nature Forward IncChevy Chase, MDEnvironmentEnvironment$100,000apps.irs.gov
New York University (sponsored Programs Admin)New York, NYNeuroscience$100,000apps.irs.gov
New York University-Cash ManagementNew York, NYNeuroscience$100,000apps.irs.gov
President and Fellows of Harvard College (osp)Cambridge, MANeuroscience$100,000apps.irs.gov
Regents of the University of California San DiegoLa Jolla, CANeuroscience$100,000apps.irs.gov
Stowers Institute for Medical ResearchKansas City, MONeuroscienceMedical research$100,000apps.irs.gov
The Reading League IncSyracuse, NYEarly literacy grantsEducation$100,000apps.irs.gov
The Regents of the University of California San FROakland, CANeuroscience$100,000apps.irs.gov
The Regents of the University of California San FROakland, CANeuroscience$100,000apps.irs.gov
The Regents of the University of California San FROakland, CANeuroscience$100,000apps.irs.gov
The Regents of the University of California San FROakland, CANeuroscience$100,000apps.irs.gov
Trustees of Columbia University in the City of NyNew York, NYNeuroscience$100,000apps.irs.gov
Trustees of Columbia University in the City of NyNew York, NYNeuroscience$100,000apps.irs.gov
Trustees of Columbia University in the City of NyNew York, NYNeuroscience$100,000apps.irs.gov
Trustees of Princeton UniversityPrincepton, NJNeuroscience$100,000apps.irs.gov
University of FloridaGainesville, FLNeuroscience$100,000apps.irs.gov
University of OregonEugene, ORNeuroscience$100,000apps.irs.gov
University of Utah Grants ContractsSalt Lake City, UTNueroscience$100,000apps.irs.gov
University of Washington Grant and ContractSt Louis, MONeuroscience$100,000apps.irs.gov
Ut Southwestern Medical CenterDallas, TXNeuroscience$100,000apps.irs.gov
Washington University in Saint LouisSt Louis, MONeuroscience$100,000apps.irs.gov
Washington University in Saint LouisSt Louis, MONeuroscience$100,000apps.irs.gov
Yale University Sponsored Financial AdministrationNew Haven, CTNeuroscience$100,000apps.irs.gov
Yale University-Sponsored Project Financial AdminNew Haven, CTNeuroscience$100,000apps.irs.gov
Citizen's Committee for Children of New YorkNew York, NYEc-policy/advocacy$75,000apps.irs.gov
Cornell UniversityIthaca, NYNeuroscienceEducation$75,000apps.irs.gov
Fred Hutchinson Cancer Research CenterSeattle, WANeuroscience$75,000apps.irs.gov
Reach Out and Read IncNew York, NYEc-funding models$75,000apps.irs.gov
Regents of the University of California San DiegoLa Jolla, CANeuroscience$75,000apps.irs.gov
The Johns Hopkins UniversityBaltimore, MDNeuroscience$75,000apps.irs.gov
The Regents of the University of California San FROakland, CANeuroscience$75,000apps.irs.gov
The Research Foundation for SunyNew York, NENeuroscience$75,000apps.irs.gov
The Scripps Research InstituteLa Jolla, CANeuroscienceMedical research$75,000apps.irs.gov
The University of California Santa BarbaraSanta Barbara, CANeuroscience$75,000apps.irs.gov
Trustees of Dartmouth CollegeHanover, NHNeuroscience$75,000apps.irs.gov
Trustees of Princeton UniversityPrinceton, NJNeuroscience$75,000apps.irs.gov
Trustees of the University of PennsylvaniaPhiladelphia, PANeuroscienceEducation$75,000apps.irs.gov
University of Kansas Medical Center ResearchFairway, KSNeuroscience$75,000apps.irs.gov
University of Maryland BaltimoreBaltimore, MDNeuroscience$75,000apps.irs.gov
University of Massachusetts Med School DepositoryWorcester, MANeuroscience$75,000apps.irs.gov
Ut Southwestern Medical CenterDallas, TXNeuroscience$75,000apps.irs.gov
Yale UniversityNew Haven, CTNeuroscience$75,000apps.irs.gov
2020 MomLos Angeles, CAEc-programs$72,119apps.irs.gov
CapitaSeattle, WAEc-policy/advocacy$68,000apps.irs.gov
Education Trust IncUnion, WAEc-policy/advocacy$50,000apps.irs.gov
Education Trust IncUnion, WAEarly literacy grants$50,000apps.irs.gov
Health Federation of PhiladelphiaPhiladelphia, PAEc-funding models$50,000apps.irs.gov
Rockefeller Philanthropy Advisors IncNew York, NYEarly literacy grantsPhilanthropy, voluntarism and grantmaking foundations$50,000apps.irs.gov
The National Workforce Registry AllianceWashington, DCEc-programsHuman services$50,000apps.irs.gov
Yale University-Sponsored Project Financial AdminNew Haven, CTEc-programs$50,000apps.irs.gov
National Association of Independent SchoolsWashington, DCIndependent school education$37,500apps.irs.gov
MaineaeycAugusta, MEEc-policy/advocacy$30,000apps.irs.gov
De La Salle AcademyNew York, NYIndependent school educationEducation$25,000apps.irs.gov
Tsne MissionworksBoston, MAEc-funder collaboratives$10,400apps.irs.gov
Philanthropy New YorkNew York, NYOther$8,000apps.irs.gov
Connecticut Council for PhilanthropyHartford, CTEc-funder collaborativesPhilanthropy, voluntarism and grantmaking foundations$7,500apps.irs.gov
Gordon Research ConferencesWest Kingston, RINeuroscience$5,000apps.irs.gov
CandidNew York, NYOtherPhilanthropy, voluntarism and grantmaking foundations$4,000apps.irs.gov
United Way of Southern MainePortland, MEEc-funding models$3,000apps.irs.gov
Philanthropy RoundtableWashington, DCOtherPhilanthropy, voluntarism and grantmaking foundations$1,000apps.irs.gov
Association of Small Foundations Dba ExponentWashington, DCOther$815apps.irs.gov

Causes funded

From grants whose recipient has a cause.

States funded

Recipient stateGranted
New York$4,430,100
District of Columbia$3,455,145
California$3,218,888
Massachusetts$3,020,900
Pennsylvania$1,975,000
Colorado$1,000,000
Connecticut$940,000
Missouri$850,000

Also on SpecStream

Updated August 17, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.