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Form 990-PFTax year 2024EIN 13-6075586

Loewenberg Foundation

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

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Tax year 2024 (period ending Oct 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 2024

    $3,000,000

    Grants listed
    2
    Assets, end of year
    $74,675,167

  • Tax year 2023

    $1,575,000

    Grants listed
    2
    Assets, end of year
    $73,004,072

  • Tax year 2022

    $1,065,000

    Grants listed
    3
    Assets, end of year
    $45,853,131

  • Tax year 2021

    $1,085,000

    Grants listed
    2
    Assets, end of year
    $16,553,601

  • Tax year 2020

    $873,000

    Grants listed
    3
    Assets, end of year
    $17,024,009

  • Tax year 2019

    $850,000

    Grants listed
    1
    Assets, end of year
    $16,890,197

  • Tax year 2017

    $1,049,499

    Grants listed
    6
    Assets, end of year
    $6,895,917

Grants paid in 2024

2 grants, largest first

As listed on the return.

  1. National Philanthropic TrustConshohocken, PA

    To further doner's exempt purpose

    $2,400,000
  2. Chabad at HarvardCambridge, MA

    To further doner's exempt purpose

    $600,000

Where the money goes

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

  1. Philanthropy and grantmaking1 grant $2,400,000100% of the total

By State

Grants to organizations with a US address, latest year.

  1. Pennsylvania1 grant $2,400,000
  2. Massachusetts1 grant $600,000

Officers, directors and trustees

3 people as filed

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

  • Diana LoewenbergTREASURER/DIRECTOR Hours 1Pay $0
  • Elizabeth LoewenbergPRESIDENT/SECR/DIR Hours 1Pay $0
  • Jonathan TannenhauserDIRECTOR Hours 1Pay $0

The return

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