The Connecticut State Capitol

Form 990-PFTax year 2025EIN 13-7371356

The Sonja Foundation

A private foundation in Greenwich, CT. Its return for tax year 2025 lists 10 grants and $84,000 paid in grants.

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

6 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2025

    $84,000

    Grants listed
    10
    Assets, end of year
    $123,018
  • Tax year 2024

    $157,250

    Grants listed
    14
    Assets, end of year
    $195,362
  • Tax year 2023

    $247,400

    Grants listed
    20
    Assets, end of year
    $212,883
  • Tax year 2022

    $223,550

    Grants listed
    11
    Assets, end of year
    $531,945
  • Tax year 2021

    $136,600

    Grants listed
    16
    Assets, end of year
    $909,534
  • Tax year 2020

    $192,500

    Grants listed
    10
    Assets, end of year
    $941,169

Grants paid in 2025

10 grants, largest first

As listed on the return.

  1. Ave Maria School of LawNaples, FL

    Education

    $20,000
  2. AmfarNew York, NY

    General contribution

    $10,000
  3. The Ouiment FundNorton, MA

    General contribution

    $10,000
  4. Southhampton Animal ShelterHampton Bays, NY

    General Contribution

    $10,000
  5. Sacred HeartGreenwich, CT

    Educational

    $10,000
  6. Go CharityBrooklyn, NY

    General Contribution

    $6,000
  7. Fordham Law SchoolNew York, NY

    Educational

    $5,000
  8. National Review InstituteNew York, NY

    General Contribution

    $5,000
  9. Federal Law Enforcement FundWashington, DC

    General Contribution

    $5,000
  10. Danny Butler Memorial FundRye, NY

    General Contribution

    $3,000

Where the money goes

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

  1. Education1 grant $20,00087% of the total
  2. Health1 grant $3,00013% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York6 grants $39,000
  2. Florida1 grant $20,000
  3. Connecticut1 grant $10,000
  4. Massachusetts1 grant $10,000
  5. District of Columbia1 grant $5,000

Officers, directors and trustees

2 people as filed

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

  • John J FergusonTRUSTEE Hours 0Pay $0
  • Gundmundur A BrigissonTRUSTEE Hours 0Pay $0

The return

More foundations

Similar foundations

Same main cause (education), giving between a quarter and four times this foundation’s where possible, nearby first.

  1. Jon and Kathy Savitz FoundationGreenwich, CT 20 grants Preselected only $83,694 giving
  2. Steven C Klausner Charitable TrustGreenwich, CT 3 grants Preselected only $85,000 giving
  3. If Hummingbird Foundation IncGreenwich, CT 41 grants Accepts applications $80,220 giving
  4. The Gusti Brandt FoundationGreenwich, CT 47 grants Preselected only $90,000 giving
  5. The Christian and Katharine Roth Family FoundationGreenwich, CT 29 grants Preselected only $74,813 giving