The Maroon Bells above a meadow and lake near Aspen, Colorado

Form 990-PFTax year 2025EIN 23-7024264

The Epstein Parton Foundation

A private foundation in Boulder, CO. Its return for tax year 2025 lists 13 grants and $29,759 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

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

    $29,759

    Grants listed
    13
    Assets, end of year
    $114,261
  • Tax year 2024

    $37,873

    Grants listed
    8
    Assets, end of year
    $116,666
  • Tax year 2023

    $13,858

    Grants listed
    7
    Assets, end of year
    $113,913
  • Tax year 2022

    $16,520

    Grants listed
    4
    Assets, end of year
    $126,744
  • Tax year 2021

    $11,000

    Grants listed
    7
    Assets, end of year
    $120,743
  • Tax year 2020

    $9,500

    Grants listed
    2
    Assets, end of year
    $107,533
  • Tax year 2019

    $10,190

    Grants listed
    3
    Assets, end of year
    $114,747

Grants paid in 2025

13 grants, largest first

As listed on the return.

  1. UC BerkeleyBerkeley, CA

    To support the uc berkeley library

    $8,650
  2. UC BerkeleyBerkeley, CA

    To support the college of chemistry

    $6,000
  3. UC BerkeleyBerkeley, CA

    To support the dept of chemical & biomolecular engineering

    $4,000
  4. UC BerkeleyBerkeley, CA

    To support the cal band and cal performances annual funds

    $2,000
  5. UC BerkeleyBerkeley, CA

    To support the bampfa, celtic studies, friends of the magnes & mark twain papers project funds

    $2,000
  6. Rocky Mountain EqualityBoulder, CO

    General support

    $1,560
  7. American Friends of the Belgrade Philharmonic Orchestra IncBoulder, CO

    General support

    $1,050
  8. The Neurodiversity AllianceNew York, NY

    General support

    $1,049
  9. Harvard HillelCambridge, MA

    To support jewish life on campus, in honor of paul h epstein

    $1,030
  10. Harvard University Graduate School of EducationCambridge, MA

    To support the library's VP discretionary fund, in honor of paul h epstein

    $1,000
  11. UC BerkeleyBerkeley, CA

    General support

    $700
  12. Broomfield FishBroomfield, CO

    General support

    $520
  13. American Chemical SocietyWashington, DC

    To support the acs education program and c&en

    $200

Where the money goes

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

  1. Civil rights1 grant $1,56075% of the total
  2. Human services1 grant $52025% of the total

By State

Grants to organizations with a US address, latest year.

  1. California6 grants $23,350
  2. Colorado3 grants $3,130
  3. Massachusetts2 grants $2,030
  4. New York1 grant $1,049
  5. District of Columbia1 grant $200

Officers, directors and trustees

4 people as filed

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

  • Garry I PartonPRESIDENT Hours 1.5Pay $0
  • Henry J LiebowitzMEMBER Hours 0.25Pay $0
  • Jeffrey A HorowitzMEMBER Hours 0.25Pay $0
  • David Leroy PartonSECY/TREASURER Hours 0.5Pay $0

The return

More foundations

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