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Form 990-PFTax year 2024EIN 36-4750791

Alvin James Hansen Foundation

A private foundation in Petaluma, CA. Its return for tax year 2024 lists 5 grants and $175,100 paid in grants.

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

Tax year 2024 (period ending Jun 30, 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

    $175,100

    Grants listed
    5
    Assets, end of year
    $8,785,203

  • Tax year 2023

    $410,883

    Grants listed
    5
    Assets, end of year
    $8,645,881

  • Tax year 2022

    $217,000

    Grants listed
    3
    Assets, end of year
    $8,816,469

  • Tax year 2021

    $535,000

    Grants listed
    5
    Assets, end of year
    $8,781,140

  • Tax year 2020

    $395,000

    Grants listed
    4
    Assets, end of year
    $9,106,275

  • Tax year 2019

    $512,700

    Grants listed
    6
    Assets, end of year
    $9,289,764

  • Tax year 2018

    $400,000

    Grants listed
    13
    Assets, end of year
    $9,441,952

Grants paid in 2024

5 grants, largest first

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

  1. Sonoma Valley High School AgSonoma, CA

    Education

    $50,000
  2. Individual

    Various

    $41,600
  3. Sonoma County Fair FoundationSanta Rosa, CA

    Scholarships and grants

    $37,500
  4. Individual

    Scholarships and grants

    $31,000
  5. Sonoma County Farm BureauSanta Rosa, CA

    Grants, scholarships, ag days sponsorship

    $15,000

Where the money goes

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

  1. Sports and recreation1 grant $37,500100% of the total

By State

Grants to organizations with a US address, latest year.

  1. California3 grants $102,500

Officers, directors and trustees

5 people as filed

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

  • Warren Thom KnudsonPresident Hours 0Pay $0
  • Michael F TomasiniSecretary Hours 0Pay $0
  • Christopher DobsonTreasurer Hours 0Pay $0
  • Edie ChedaDirector Hours 0Pay $0
  • Jacob DunnDirector Hours 0Pay $0

The return

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