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Form 990-PFTax year 2024EIN 13-3688985

Janssen Foundation

A private foundation in Roslyn, NY. Its return for tax year 2024 lists 2 grants and $3,000 paid in grants.

Tax year 2024 (period ending Dec 31, 2024), 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 2024

    $3,000

    Grants listed
    2
    Assets, end of year
    $873,091
  • Tax year 2023

    $2,000

    Grants listed
    1
    Assets, end of year
    $876,656
  • Tax year 2022

    $7,000

    Grants listed
    2
    Assets, end of year
    $882,236
  • Tax year 2021

    $41,600

    Grants listed
    5
    Assets, end of year
    $901,014
  • Tax year 2020

    $33,009

    Grants listed
    3
    Assets, end of year
    $893,602
  • Tax year 2019

    $14,284

    Grants listed
    11
    Assets, end of year
    $929,085
  • Tax year 2018

    $213,283

    Grants listed
    11
    Assets, end of year
    $944,071

Grants paid in 2024

2 grants, largest first

As listed on the return. Grants to individuals show as “Individual”, with purpose and amount only.

  1. Individual

    501(c)3

    $2,000
  2. Individual

    501(c)3

    $1,000

Officers, directors and trustees

1 person as filed

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

  • Peter JanssenPresident Hours 2Pay $0

The return

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  4. Marvin Tiger FoundationMelville, NY 1 grant Preselected only $3,000 giving
  5. The Frederick M & Susan Friedman Family Foundation IncNew York, NY 2 grants Preselected only $3,000 giving