The New York State Capitol

Form 990-PFTax year 2025EIN 11-6487867

William H Hazen Foundation

A private foundation in Brooklyn, NY. Its return for tax year 2025 lists 10 grants and $30,000 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

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

    $30,000

    Grants listed
    10
    Assets, end of year
    $284,508
  • Tax year 2024

    $32,250

    Grants listed
    10
    Assets, end of year
    $259,796
  • Tax year 2023

    $51,000

    Grants listed
    9
    Assets, end of year
    $282,025
  • Tax year 2022

    $33,500

    Grants listed
    10
    Assets, end of year
    $318,763
  • Tax year 2021

    $41,000

    Grants listed
    11
    Assets, end of year
    $365,899
  • Tax year 2020

    $24,500

    Grants listed
    9
    Assets, end of year
    $390,833
  • Tax year 2019

    $27,500

    Grants listed
    10
    Assets, end of year
    $390,265
  • Tax year 2018

    $26,500

    Grants listed
    11
    Assets, end of year
    $395,705

Grants paid in 2025

10 grants, largest first

As listed on the return.

  1. Brooklyn Botanic GardenBrooklyn, NY

    Support

    $5,000
  2. Dempsey CenterLewiston, ME

    Support

    $5,000
  3. Yo San UniversityLos Angeles, CA

    Support

    $5,000
  4. Open SquashNew York, NY

    Support

    $5,000
  5. Hudson GuildNew York, NY

    Support

    $2,000
  6. Planned ParenthoodWashington, DC

    Support

    $2,000
  7. Trout Unlimited Coldwater ConservatWoolly Bugger, WV

    Support

    $2,000
  8. Saint Ann's SchoolBrooklyn, NY

    Support

    $2,000
  9. Alaska Conservation FoundationAnchorage, AK

    Support

    $1,000
  10. Prospect Park AllianceBrooklyn, NY

    Support

    $1,000

Where the money goes

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

  1. Environment2 grants $6,00038% of the total
  2. Sports and recreation2 grants $6,00038% of the total
  3. Education1 grant $2,00012% of the total
  4. Human services1 grant $2,00012% of the total

By State

Grants to organizations with a US address, latest year.

  1. New York5 grants $15,000
  2. California1 grant $5,000
  3. Maine1 grant $5,000
  4. District of Columbia1 grant $2,000
  5. West Virginia1 grant $2,000
  6. Alaska1 grant $1,000

Officers, directors and trustees

2 people as filed

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

  • Cordelia TappinTRUSTEE Hours 0Pay $0
  • Alexes HazenTRUSTEE Hours 0Pay $0

The return

More foundations

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

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  3. Rushford Lake FoundationRushford, NY 1 grant Preselected only $30,000 giving
  4. The Lipman-Sherman Family FoundationNew York, NY 5 grants Accepts applications $29,736 giving
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