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Form 990-PFTax year 2025EIN 13-6151289

The Kingsberg Foundation

A private foundation in Princeton, NJ. Its return for tax year 2025 lists 42 grants and $1.6 million paid in grants.

See which foundations fund work like yours Matching by cause, place and grant size

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

8 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2025

    $1,555,987

    Grants listed
    42
    Assets, end of year
    $30,489,228

  • Tax year 2024

    $1,341,519

    Grants listed
    34
    Assets, end of year
    $27,841,772

  • Tax year 2023

    $913,080

    Grants listed
    35
    Assets, end of year
    $27,291,156

  • Tax year 2022

    $991,115

    Grants listed
    35
    Assets, end of year
    $29,456,709

  • Tax year 2021

    $1,076,660

    Grants listed
    28
    Assets, end of year
    $30,633,655

  • Tax year 2020

    $468,780

    Grants listed
    41
    Assets, end of year
    $19,949,938

  • Tax year 2019

    $456,187

    Grants listed
    45
    Assets, end of year
    $4,642,987

  • Tax year 2018

    $379,567

    Grants listed
    48
    Assets, end of year
    $4,862,432

Grants paid in 2025

42 grants, largest first

As listed on the return.

  1. Keller Family FundGreat Neck, NY

    To support charitable purpose

    $456,302
  2. Kingsberg Family FundIrvington, NY

    To support charitable purpose

    $419,815
  3. Doctors Without BordersNew York, NY

    To support charitable purpose

    $150,000
  4. Adelphi UniversityGarden City, NY

    To support charitable purpose

    $55,000
  5. KdefManchester, VT

    To support charitable purpose

    $54,000
  6. Neighbors LinkMount Kisco, NY

    To support charitable purpose

    $50,000
  7. Weizmann InstituteNew York, NY

    To support charitable purpose

    $50,000
  8. Jacob Burns Film CenterPleasantville, NY

    To support charitable purpose

    $45,000
  9. Southern Poverty Law CenterMontgomery, AL

    To support charitable purpose

    $40,000
  10. Trustees of Boston CollegeNewton, MA

    To support charitable purpose

    $40,000
  11. Georgetown Lombardi Cancer Care CenterWashington, DC

    To support charitable purpose

    $30,000
  12. UJA Federation of NYNew York, NY

    To support charitable purpose

    $25,000
  13. The Doe FundNew York, NY

    To support charitable purpose

    $20,000
  14. Manhattan Theater ClubNew York, NY

    To support charitable purpose

    $17,000
  15. Secure Community NetworkChicago, IL

    To support charitable purpose

    $15,000
  16. Wnyc RadioNew York, NY

    To support charitable purpose

    $15,000
  17. Colorado Rocky Mountain SchoolCarbondale, CO

    To support charitable purpose

    $10,000
  18. Planned Parentgood FederationNew York, NY

    To support charitable purpose

    $10,000
  19. Perkins School for the BlindWatertown, MA

    To support charitable purpose

    $10,000
  20. Stand Up to CancerLos Angeles, CA

    To support charitable purpose

    $10,000
  21. Institute for Jewish SpiritualityPhiladelphia, PA

    To support charitable purpose

    $5,000
  22. Pan Mass ChallengeNeedham, MA

    To support charitable purpose

    $5,000
  23. Central Park ConservancyNew York, NY

    To support charitable purpose

    $3,000
  24. Pioneer School of DramaDanville, KY

    To support charitable purpose

    $2,500
  25. 92nd Street Y Literary CircleNew York, NY

    To support charitable purpose

    $2,500
  26. Entertainment Community FundNew York, NY

    To support charitable purpose

    $2,500
  27. Scenic HudsonPoughkeepsie, NY

    To support charitable purpose

    $2,000
  28. Wellesley CollegeWellesley, MA

    To support charitable purpose

    $2,000
  29. Visiting Nurse ServiceNew York, NY

    To support charitable purpose

    $2,000
  30. Vassar TemplePoughkeepsie, NY

    To support charitable purpose

    $1,500
  31. Hospital for Special SurgeryNew York, NY

    To support charitable purpose

    $1,000
  32. American Red CrossBoone, IA

    To support charitable purpose

    $1,000
  33. Friends in DeedPasadena, CA

    To support charitable purpose

    $1,000
  34. US Holocaust Memorial MuseumWashington, DC

    To support charitable purpose

    $600
  35. JAPANCRAFTS21Demachidori Kamigyoku, Japan

    To support charitable purpose

    $500
  36. Stony Brook University Student Emergency FundStony Brook, NY

    To support charitable purpose

    $500
  37. Stony Brook University Deans FundStony Brook, NY

    To support charitable purpose

    $500
  38. Sunstone Montessori CenterPortland, OR

    To support charitable purpose

    $250
  39. Museum of Modern ArtsNew York, NY

    To support charitable purpose

    $200
  40. Science MuseumJersey City, NJ

    To support charitable purpose

    $140
  41. World Wildlife FoundationWashington, DC

    To support charitable purpose

    $100
  42. Crystal Springs GardenPortland, OR

    To support charitable purpose

    $80

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. International aid1 grant $150,00037% of the total
  2. Education3 grants $67,00016% of the total
  3. Human services1 grant $50,00012% of the total
  4. Arts and culture2 grants $47,50012% of the total
  5. Crime and legal aid1 grant $40,00010% of the total
  6. Housing and shelter1 grant $20,0005% of the total
  7. 6 other causes6 grants $33,5008% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York21 grants $1,178,817
  2. Maryland1 grant $150,000
  3. Massachusetts4 grants $57,000
  4. Vermont1 grant $54,000
  5. Alabama1 grant $40,000
  6. District of Columbia3 grants $30,700
  7. Illinois1 grant $15,000
  8. California2 grants $11,000
  9. Colorado1 grant $10,000
  10. Pennsylvania1 grant $5,000

Officers, directors and trustees

3 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Ruth J Kingsberg Dec'd 102025TRUSTEE Hours 1Pay $0
  • Alan D KingsbergTRUSTEE Hours 2Pay $0
  • Sally Anne KellerTRUSTEE Hours 2Pay $0

The return

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