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Form 990-PFTax year 2025EIN 47-3405081

Curiosity Foundation Inc

A private foundation in Newton, MA. Its return for tax year 2025 lists 25 grants and $32,245 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

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

  • Tax year 2025

    $32,245

    Grants listed
    25
    Assets, end of year
    $651,126

  • Tax year 2024

    $29,530

    Grants listed
    21
    Assets, end of year
    $565,104

  • Tax year 2023

    $26,950

    Grants listed
    32
    Assets, end of year
    $559,410

  • Tax year 2022

    $0

    Grants listed
    41
    Assets, end of year
    $468,434

  • Tax year 2021

    $0

    Grants listed
    30
    Assets, end of year
    $655,942

  • Tax year 2020

    $0

    Grants listed
    0
    Assets, end of year
    $101,202

  • Tax year 2019

    $4,368

    Grants listed
    11
    Assets, end of year
    $91,334

Grants paid in 2025

25 grants, largest first

As listed on the return.

  1. Greentown LabsSomerville, MA

    Environmental

    $30,000
  2. Sabal FoundationOakland, CA

    Education

    $300
  3. Fertile Edge Land TrustPanonia, CO

    Environmental

    $250
  4. ME Childrens AllianceBerkeley, CA

    Peace

    $250
  5. HeetBoston, MA

    Geothermal energy

    $250
  6. Carbon 180Newark, NJ

    Climate change

    $200
  7. Arbor Day FoundationLincoln, NE

    Environmental

    $200
  8. Boston Symphony OrchestraBoston, MA

    Artistic

    $150
  9. Museum of ScienceBoston, MA

    Educational

    $100
  10. Green Energy Consumers AllianceCambridge, MA

    Renewable energy

    $100
  11. Gaza Soup KitchenWashington, DC

    Humanitarian

    $100
  12. League of American BicycllistsWashington, DC

    Bicycle safety

    $75
  13. Boston Cyclists UnionBoston, MA

    General Fund

    $50
  14. GreenpeaceWashington, DC

    General Fund

    $50
  15. Mass Peace ActionCambridge, MA

    General Fund

    $50
  16. Amnesty InternationalNew York, NY

    Humanitarian

    $50
  17. Future EarthFort Collins, CO

    Sustainability

    $50
  18. Peg MediaCCTVCambridge, MA

    Educational

    $20
  19. Land is LifeNew York, NY

    Indigenous people

    $0
  20. Trees for the FutureSilver Springs, MD

    Environmental

    $0
  21. Plowshares FundWashington, DC

    Peace

    $0
  22. War Resisters LeagueNew York, NY

    Peace

    $0
  23. The TrusteesBoston, MA

    Environmental

    $0
  24. One Tree PlantedShelburne, VT

    Environmental

    $0
  25. Trees Water PeopleFort Collins, CO

    Environmental health

    $0

Where the money goes

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

  1. Arts and culture2 grants $25038% of the total
  2. Environment2 grants $25038% of the total
  3. Housing and shelter1 grant $10015% of the total
  4. Disaster relief and public safety1 grant $508% of the total

By State

Grants to organizations with a US address, latest year.

  1. Massachusetts9 grants $30,720
  2. California2 grants $550
  3. Colorado3 grants $300
  4. District of Columbia4 grants $225
  5. Nebraska1 grant $200
  6. New Jersey1 grant $200
  7. New York3 grants $50
  8. Maryland1 grant $0
  9. Vermont1 grant $0

Officers, directors and trustees

3 people as filed

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

  • Kameel NasrDirector Hours 3Pay $0
  • Sammy NasrBoard Memeber Hours 1Pay $0
  • Leslie ZebrowitzBoard Member Hours 1Pay $0

The return

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