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

Form 990-PFTax year 2024EIN 45-4040790

Maffei Foundation

A private foundation in Englewood, CO. Its return for tax year 2024 lists 8 grants and $646,877 paid in grants.

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

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

    $646,877

    Grants listed
    8
    Assets, end of year
    $7,652,458

  • Tax year 2023

    $5,624,020

    Grants listed
    15
    Assets, end of year
    $8,178,868

  • Tax year 2022

    $4,825,565

    Grants listed
    22
    Assets, end of year
    $8,459,026

  • Tax year 2021

    $5,801,514

    Grants listed
    21
    Assets, end of year
    $13,828,182

  • Tax year 2020

    $6,321,882

    Grants listed
    16
    Assets, end of year
    $13,112,642

  • Tax year 2019

    $4,089,525

    Grants listed
    19
    Assets, end of year
    $9,605,526

  • Tax year 2018

    $1,705,984

    Grants listed
    21
    Assets, end of year
    $15,982,088

Grants paid in 2024

8 grants, largest first

As listed on the return.

  1. Dartmouth College FundHanover, NH

    Charitable contribution

    $500,000
  2. High Line Canal ConservancyCentennial, CO

    Charitable contribution

    $83,333
  3. Funhouse CommonsEastsound, WA

    Charitable contribution

    $50,000
  4. MD AndersonHouston, TX

    Charitable contribution

    $5,200
  5. Storyville CenterNew York, NY

    Charitable contribution

    $5,000
  6. Children Hospital Co FoundationAurora, CO

    Charitable contribution

    $2,054
  7. Evans Scholars FoundationGlenview, IL

    Charitable contribution

    $750
  8. SSP Invest in KidsDenver, CO

    Charitable contribution

    $540

Where the money goes

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

  1. Arts and culture1 grant $50,000100% of the total

By State

Grants to organizations with a US address, latest year.

  1. New Hampshire1 grant $500,000
  2. Colorado3 grants $85,927
  3. Washington1 grant $50,000
  4. Texas1 grant $5,200
  5. New York1 grant $5,000
  6. Illinois1 grant $750

Officers, directors and trustees

2 people as filed

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

  • Gregory B MaffeiDIRECTOR, PRESIDENT, TREAS Hours 5Pay $0
  • Jeffrey C KirwoodDIRECTOR, V. PRESIDENT, SE Hours 5Pay $0

The return

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