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Private foundations Stony Brook, NYtax years 2024 to 2025

Private foundations in Stony Brook, NY

6 private foundations based in Stony Brook, NY filed a 990-PF in the last two years. In their latest returns they gave $11.8 million in 61 grants, and 0 say they accept applications.

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

Foundations with a return in the last two years, each by its latest return (tax years 2024 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Largest givers

By grants paid, latest return
  1. Paul Simons Foundation IncStony Brook, NY · tax year 2024 1 grant Preselected only $11,250,000 giving
  2. Avalon Nature Preserve IncStony Brook, NY · tax year 2024 53 grants Preselected only $470,980 giving
  3. Joseph Jojo Larosa FoundationStony Brook, NY · tax year 2024 1 grant Preselected only $41,459 giving
  4. The Oak Foundation IncStony Brook, NY · tax year 2025 4 grants Preselected only $15,000 giving
  5. Li & Guo Family Foundatin IncStony Brook, NY · tax year 2024 2 grants Preselected only $1,100 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Sports and recreation1 foundation $11,250,00098% of the total
  2. Education1 foundation $160,8651% of the total
  3. Environment1 foundation $40,804<1% of the total
  4. Arts and culture1 foundation $4,500<1% of the total
  5. International aid1 foundation $2,941<1% of the total
  6. Animals1 foundation $2,077<1% of the total
  7. 5 other causes $3,677<1% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. The Oak Foundation IncStony Brook, NY · tax year 2025 4 grants Preselected only $15,000 giving
  2. Li & Guo Family Foundatin IncStony Brook, NY · tax year 2024 2 grants Preselected only $1,100 giving
  3. Joseph Jojo Larosa FoundationStony Brook, NY · tax year 2024 1 grant Preselected only $41,459 giving