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 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
Full IRS filings ↗How this is builtReport an error
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
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
Who else funds this kind of work
Same state
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- UCLA Foundation276 grants · $1.75B
Similar grant size
- The Ayco Charitable Foundation15,303 grants · $2.05B
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Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: 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.

