Funding search · EIN 133407819 · Southampton, NY

Thomas L Kempner Jr Foundation

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

65
grants reported
$45.6M
total given
2022–2024
filing years
$250,000
median grant

Based on grants this organization reported to the IRS for tax years 20222024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

centerjusticekempnerscienceacceleratedblockcentrecollege

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Central Park Conservancy4 grants · $11.1M
  • Jewish Communal Fund3 grants · $10.2M
  • Mount Sinai Hospital3 grants · $6.0M
  • Wildlife Conservation Society3 grants · $2.5M
  • Planned Parenthood Federation of America2 grants · $2.5M
  • Harlem Village Academies3 grants · $2.4M
  • American Museum of Natural History2 grants · $1.3M
  • Transportation Alternatives3 grants · $1.2M
  • Businesses United in Investing Lending and Development3 grants · $1.1M
  • Juilliard School2 grants · $1.0M

Giving over time

$16.4M
2022
$17.6M
2023
$11.6M
2024

Grant history

All 65 reported grants, largest first.

  • $5.5M

    Central Park Conservancy · New York, NY · 2022

    Support of the endowment component of the conservancy's for all campaign

  • $5.3M

    Central Park Conservancy · New York, NY · 2023

    Harlem meer pool and ice rink development

  • $4.2M

    Jewish Communal Fund · New York, NY · 2022

    General unrestricted

  • $3.2M

    Jewish Communal Fund · New York, NY · 2024

    Daf replenishment -thomas l. Kempner jr. Foundation inc. Fund

  • $2.9M

    Jewish Communal Fund · New York, NY · 2023

    Daf replenishment -thomas l. Kempner jr. Foundation inc. Fund

  • $2.0M

    Mount Sinai Hospital · New York, NY · 2024

    President's strategic initiative fund

  • $2.0M

    Mount Sinai Hospital · New York, NY · 2023

    Pediatric cardiac intensive care unit - president's strategic initiative fund

  • $2.0M

    Mount Sinai Hospital · New York, NY · 2022

    To be used solely to support the pediatric cardiac intensive care unit, a priority program under the president's strategic initiative fund, as recommended by kenneth l. Davis, md, president and chief executive officer o read all
  • $1.3M

    Planned Parenthood Federation of America · New York, NY · 2024

    Provider recruitment, patient navigation & epic

  • $1.3M

    Planned Parenthood Federation of America · New York, NY · 2023

    Provider recruitment, patient navigation & epic

  • $1.3M

    Wildlife Conservation Society · Bronx, NY · 2023

    Marine strongholds/mpa 2030 and blue carbon

  • $1.0M

    Wildlife Conservation Society · Bronx, NY · 2024

    Marine strongholds and blue carbon

  • $1.0M

    American Museum of Natural History · New York, NY · 2022

    To support the new gilder center for science, education and innovation

  • $944,000

    Harlem Village Academies · New York, NY · 2024

    Accelerated mathematics phase ii

  • $879,000

    Columbia University Medical Center · New York, NY · 2023

    Vagelos college early-onset osteoporosis fund

  • $819,000

    Harlem Village Academies · New York, NY · 2023

    Accelerated mathematics phase ii

  • $614,106

    Open Space Institute Land Trust · New York, NY · 2022

    Grant exclusively for project expenses associated with the essex hudson greenway.

  • $600,000

    Harlem Village Academies · New York, NY · 2022

    Funding will solely support the launch of hva's accelerated mathematics program

  • $519,660

    Open Space Institute · New York, NY · 2024

    Greenway trails acquisition program

  • $500,000

    Juilliard School · New York, NY · 2023

    Nucleus fund pledge

  • $500,000

    Juilliard School · New York, NY · 2022

    Designated for the nucleus fund, to lay the foundation for a successful capital campaign by addressing critical priorities that need to be resourced in the early phase.

  • $400,000

    Transportation Alternatives · New York, NY · 2024

    General operating

  • $400,000

    Transportation Alternatives · New York, NY · 2023

    3 year general operating pledge

  • $400,000

    Transportation Alternatives · New York, NY · 2022

    General unrestricted

  • $350,000

    Businesses United in Investing Lending and Development · Redwood City, CA · 2024

    Support and licensed partnerships

  • $350,000

    Businesses United in Investing Lending and Development · Redwood City, CA · 2023

    Nyc & bay area operations

  • $350,000

    Businesses United in Investing Lending and Development · Redwood City, CA · 2022

    New york city operations and program growth bay area operations and social entrepreneurship - $175,000/yrnational growth through digitization of curriculum and licensed partnerships $50,000additional licensed partnershi read all
  • $338,687

    Open Space Institute Land Trust · New York, NY · 2023

    Essex-hudson greenway

  • $332,208

    Bletchley Park · 2023

    Block e learning centre

  • $250,000

    Achievement First Charter School · New Haven, CT · 2024

    Ct general operations

  • $250,000

    American Museum of Natural History · New York, NY · 2024

    Futter fund for science and society

  • $250,000

    Harvard Business School · Boston, MA · 2024

    Dean's innovation fund

  • $250,000

    Achievement First Charter School · New Haven, CT · 2023

    Ct general operations

  • $250,000

    Harvard Business School · Boston, MA · 2023

    Dean's innovation fund

  • $250,000

    Achievement First Charter School · New Haven, CT · 2022

    General unrestricted

  • $250,000

    Wildlife Conservation Society · Bronx, NY · 2022

    Mpa fund - western indian ocean, bay of bengal or papua new guinea.

  • $211,111

    Bletchley Park · 2022

    To be used solely to support the transformation of block e at bletchley park into a new learning centre, comprising a 250-seat lecture theatre, eight learning spaces, and associated support facilities ('the project').

  • $200,000

    Rare · Arlington, VA · 2024

    Rare brazil's fish forever program - community-led management of the amazon coast

  • $185,000

    Tides Center · San Francisco, CA · 2022

    Fair and just prosecution

  • $175,425

    Bletchley Park · 2024

    Block b learning centre

  • $175,000

    Tides Center · San Francisco, CA · 2023

    Fair and just prosecution

  • $170,000

    Stanford University Board of Trustees · Stanford, CA · 2022

    Sallyanne payton fellowship fund, the stanford center for racial justice, the black law students association award fund

  • $166,667

    Central Park Conservancy · New York, NY · 2024

    Essential central park fund

  • $166,666

    Central Park Conservancy · New York, NY · 2023

    Essential central park fund

  • $150,000

    Tides Center · San Francisco, CA · 2024

    Da office project

  • $130,000

    Harvard Business School · Boston, MA · 2022

    General unrestricted

  • $120,000

    Columbia University Medical Center · New York, NY · 2022

    For the benefit of its vagelos college of physicians and surgeons, department of medicine, division of endocrinology.

  • $100,000

    Yale University · New Haven, CT · 2024

    Fund for civic engagement and discourse

  • $100,000

    Yale University · New Haven, CT · 2024

    Fund for yale school of engineering & applied science

  • $100,000

    Roundabout Theatre Company · New York, NY · 2023

    General operations grant

  • $100,000

    Yale University · New Haven, CT · 2023

    Kempner fund for yale college dean's discretionary fund for civic engagement and discourse

  • $100,000

    Yale University · New Haven, CT · 2023

    Kempner fund for yale school of engineering & applied science

  • $90,000

    Parks & Trails · Albany, NY · 2024

    Greenways across new york state via the est 2.0 proposal

  • $75,000

    Stanford University Board of Trustees · Stanford, CA · 2024

    Criminal justice center/three strikes project

  • $75,000

    Stanford University Board of Trustees · Stanford, CA · 2023

    Criminal justice center/three strikes project

  • $45,000

    Stanford University Board of Trustees · Stanford, CA · 2024

    Sallyanne payton fellowship fund, center for racial justice and blsa fund

  • $45,000

    Stanford University Board of Trustees · Stanford, CA · 2023

    Sallyanne payton fellowship fund, center for racial justice and blsa fund

  • $25,000

    Boston Children'S Hospital Trust · Boston, MA · 2023

    Kabuki syndrome research

  • $25,000

    Boston Children'S Hospital Trust · Boston, MA · 2022

    To support kabuki syndrome research at boston children's hospital, under the direction of olaf bodamer, md, phd, facmg, faap, associate chief of genetics and genomics.

  • $20,000

    Yale University · New Haven, CT · 2024

    Annual fund

  • $10,000

    Philharmonic-Symphony Society of New York · New York, NY · 2023

    Orchestra's education program grant

  • $10,000

    Yale University · New Haven, CT · 2023

    Annual fund

  • $10,000

    Yale University · New Haven, CT · 2022

    General unrestricted

  • $5,000

    Harvard Business School · Boston, MA · 2024

    Annual fund

  • $5,000

    Harvard Business School · Boston, MA · 2023

    Annual fund

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.