Funding search · EIN 306023655 · Atherton, CA

The Sweazey Foundation

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

45
grants reported
$464,500
total given
2022–2025
filing years
$9,000
median grant

Based on grants this organization reported to the IRS for tax years 20222025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Youth Tennis Advantage4 grants · $112,000
  • Sonoma Valley Mentoring Alliance4 grants · $105,000
  • Kqed4 grants · $39,000
  • Marshmallow Minds4 grants · $30,000
  • The Stanford Fund1 grant · $20,000
  • The Olympic Club Foundation2 grants · $20,000
  • Sonoma International of Film1 grant · $13,000
  • Sonoma International Film Festival1 grant · $12,000
  • Sonoma Valley Vintners & Growers Foundation1 grant · $10,000
  • Boys and Girls Club Coastside1 grant · $10,000

Giving over time

$117,470
2022
$102,030
2023
$120,000
2024
$125,000
2025

Grant history

All 45 reported grants, largest first.

  • $35,000

    Youth Tennis Advantage · San Framcisco, CA · 2025

    Charitable donation

  • $30,000

    Sonoma Valley Mentoring Alliance · Sonoma, CA · 2025

    Charitable donation

  • $27,000

    Youth Tennis Advantage · San Framcisco, CA · 2024

    Charitable donation

  • $25,000

    Sonoma Valley Mentoring Alliance · Sonoma, CA · 2024

    Charitable donation

  • $25,000

    Sonoma Valley Mentoring Alliance · Sonoma, CA · 2023

    Charitable donation

  • $25,000

    Youth Tennis Advantage · San Francisco, CA · 2023

    Charitable donation

  • $25,000

    Sonoma Valley Mentoring Alliance · Sonoma, CA · 2022

    Charitable donation

  • $25,000

    Youth Tennis Advantage · San Francisco, CA · 2022

    Charitable donation

  • $20,000

    The Stanford Fund · Stanford, CA · 2022

    Charitable donation

  • $15,000

    Kqed · San Francisco, CA · 2025

    Charitable donation

  • $13,000

    Sonoma International of Film · Sonoma, CA · 2022

    Charitable donation

  • $12,000

    Sonoma International Film Festival · Sonoma, CA · 2023

    Charitable donation

  • $10,000

    Marshmallow Minds · Sunnyvale, CA · 2025

    Charitable donation

  • $10,000

    Sonoma Valley Vintners & Growers Foundation · Sonoma, CA · 2025

    Charitable donation

  • $10,000

    The Olympic Club Foundation · San Francisco, CA · 2025

    Charitable donation

  • $10,000

    Boys and Girls Club Coastside · Half Moon Bay, CA · 2024

    Charitable donation

  • $10,000

    Kqed · San Francisco, CA · 2024

    Charitable donation

  • $10,000

    Marshmallow Minds · Sunnyvale, CA · 2024

    Charitable donation

  • $10,000

    Sonoma Valley Film Society · Sonoma, CA · 2024

    Charitable donation

  • $10,000

    The Olympic Club Foundation · San Francisco, CA · 2024

    Charitable donation

  • $10,000

    Boys and Girls Club of Coastside · Half Moon Bay, CA · 2023

    Charitable donation

  • $10,000

    Ronald McDonald House Charities · Chicago, IL · 2022

    Charitable donation

  • $9,000

    Kqed · San Francisco, CA · 2023

    Charitable donation

  • $7,000

    Menlo Park Education Foundation · Menlo Park, CA · 2024

    Charitable donation

  • $5,000

    Hoover Institution · Stanford, CA · 2025

    Charitable donation

  • $5,000

    The Art of Yoga Project · Redwood City, CA · 2025

    Charitable donation

  • $5,000

    Boys and Girls Club Sonoma Valley · Sonoma, CA · 2024

    Charitable donation

  • $5,000

    Sonoma Valley Vintners & Growers · Sonoma, CA · 2024

    Charitable donation

  • $5,000

    Everytown · New York, NY · 2023

    Charitable donation

  • $5,000

    Marshmallow Minds · Sunnyvale, CA · 2023

    Charitable donation

  • $5,000

    The Insead Management Education Foundation · New York, NY · 2023

    Charitable donation

  • $5,000

    Boys & Girl Club of Sonoma Valley · Sonoma, CA · 2022

    Charitable donation

  • $5,000

    Kqed · San Francisco, CA · 2022

    Charitable donation

  • $5,000

    Marshmallow Minds · Sunnyvale, CA · 2022

    Charitable donation

  • $5,000

    The Stanford University · Stanford, CA · 2022

    Charitable donation

  • $4,000

    Menlo Park - Atherton Education Foundation · Menlo Park, CA · 2025

    Charitable donation

  • $2,500

    The Art of Yoga · Redwood City, CA · 2023

    Charitable donation

  • $2,470

    1601 Law Group · Corte Madera, CA · 2022

    Charitable donation

  • $2,030

    The Michael J Fox Foundation · New York, NY · 2023

    Charitable donation

  • $1,000

    Bay Area Cancer Connections · San Mateo, CA · 2025

    Charitable donation

  • $1,000

    Atherton Police Officers Association · Menlo Park, CA · 2024

    Charitable donation

  • $1,000

    Lucile Packard Foundation for Children'S Health · Palo Alto, CA · 2023

    Charitable donation

  • $1,000

    Atherton Police Officers Association · Menlo Park, CA · 2022

    Charitable donation

  • $1,000

    Lpeca · Land O Lakes, FL · 2022

    Charitable donation

  • $500

    Alzheimers Association · Chicago, IL · 2023

    Charitable donation

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.