The California State Capitol

Form 990-PFTax year 2025EIN 26-4494296

Bosse Foundation

A private foundation in Santa Barbara, CA. Its return for tax year 2025 lists 7 grants and $23,600 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

    $23,600

    Grants listed
    7
    Assets, end of year
    $13,235
  • Tax year 2024

    $13,498

    Grants listed
    3
    Assets, end of year
    $36,892
  • Tax year 2023

    $218,800

    Grants listed
    4
    Assets, end of year
    $3,072
  • Tax year 2022

    $220,200

    Grants listed
    7
    Assets, end of year
    $123,860
  • Tax year 2021

    $345,086

    Grants listed
    6
    Assets, end of year
    $147,411
  • Tax year 2020

    $201,737

    Grants listed
    8
    Assets, end of year
    $195,674
  • Tax year 2019

    $188,695

    Grants listed
    6
    Assets, end of year
    $99,970
  • Tax year 2018

    $119,300

    Grants listed
    8
    Assets, end of year
    $88,664

Grants paid in 2025

7 grants, largest first

As listed on the return.

  1. The Ronald Reagan Presidential Library & MuseumSimi Valley, CA

    General support

    $12,000
  2. Senior ConcernsThousand Oaks, CA

    General support

    $5,900
  3. Boys and Girls Club of Greater Conejo ValleyWestlake Village, CA

    General support

    $4,700
  4. Ucp of Los Angeles Ventura & Santa BarbaraWoodland Hills, CA

    General support

    $500
  5. Foodbank of Santa Barbara CountryGoleta, CA

    General support

    $300
  6. Restless Legs Syndrome FoundationAustin, TX

    General support

    $100
  7. Uncle Kory FoundationEl Segundo, CA

    General support

    $100

Where the money goes

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

  1. Medical research1 grant $10050% of the total
  2. Philanthropy and grantmaking1 grant $10050% of the total

By State

Grants to organizations with a US address, latest year.

  1. California6 grants $23,500
  2. Texas1 grant $100

Officers, directors and trustees

4 people as filed

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

  • Arthur J BossePRESIDENT AND DIRECTOR Hours 0Pay $0
  • Terry A BartlettSECRETARY AND DIRECTOR Hours 0Pay $0
  • Brian J GrayTREASURER AND DIRECTOR Hours 0Pay $0
  • Catherine M RomeroDIRECTOR Hours 0Pay $0

The return

More foundations

Similar foundations

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

  1. The Robert L and Audrey Sockolov FoundationSan Francisco, CA 3 grants Preselected only $25,000 giving
  2. R B Hazard Family Charitable TrustLaverne, CA 8 grants Accepts applications $25,844 giving
  3. Sameer Ishwar Murarka Memorial FoundationSan Jose, CA 7 grants Preselected only $28,713 giving
  4. Harry And Thelma Brown FoundationLos Angeles, CA 10 grants Preselected only $33,330 giving
  5. The Albert and Renee Mizrahi Family FoundationBeverly Hills, CA 1 grant Preselected only $40,000 giving