The California State Capitol

Form 990-PFTax year 2025EIN 84-2894540

MWS Foundation Inc

A private foundation in Geyserville, CA. Its return for tax year 2025 lists 8 grants and $8,750 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

    $8,750

    Grants listed
    8
    Assets, end of year
    $170,651
  • Tax year 2024

    $7,700

    Grants listed
    7
    Assets, end of year
    $151,316
  • Tax year 2023

    $5,350

    Grants listed
    6
    Assets, end of year
    $142,610
  • Tax year 2022

    $1,000

    Grants listed
    1
    Assets, end of year
    $121,946
  • Tax year 2021

    $4,500

    Grants listed
    2
    Assets, end of year
    $72,931
  • Tax year 2020

    $2,100

    Grants listed
    4
    Assets, end of year
    $60,190
  • Tax year 2019

    $0

    Grants listed
    0
    Assets, end of year
    $47,079

Grants paid in 2025

8 grants, largest first

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

  1. Individual

    Contribution to General Fund

    $4,000
  2. Russian RiverkeeperHealdsburg, CA

    Contribution to General Fund

    $1,000
  3. North Sonoma County Fire FoundationGeyserville, CA

    Contribution to General Fund

    $1,000
  4. Sonoma County Wildlife RescuePetaluma, CA

    Contribution to General Fund

    $1,000
  5. Free Quaker SocietyMinneapolis, MN

    Contribution to General Fund

    $500
  6. Geyserville Community FoundationGeyserville, CA

    Contribution to General Fund

    $500
  7. Palm Beach Day AcademyPalm Beach, FL

    Contribution to General Fumd

    $500
  8. Nightboat BooksBrooklyn, NY

    Contribution to General Fund

    $250

Where the money goes

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

  1. Environment1 grant $1,00044% of the total
  2. Arts and culture2 grants $75033% of the total
  3. Education1 grant $50022% of the total

By State

Grants to organizations with a US address, latest year.

  1. California4 grants $3,500
  2. Florida1 grant $500
  3. Minnesota1 grant $500
  4. New York1 grant $250

Officers, directors and trustees

1 person as filed

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

  • Michael SassoPresident Hours 0Pay $0

The return

More foundations

Similar foundations

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

  1. The Petit Teton FoundationYorkville, CA 10 grants Preselected only $8,400 giving
  2. Eggertsen FoundationVentura, CA 3 grants Preselected only $8,226 giving
  3. Hugh M & Julie J Pearce FoundationLos Altos Hills, CA 6 grants Preselected only $8,000 giving
  4. The McKenzie FoundationSan Francisco, CA 6 grants Preselected only $7,675 giving
  5. FTC Community FoundationPinon Hills, CA 1 grant Preselected only $10,000 giving