Sos Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SEATTLE, WA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.3M in total assets. In 2024, it awarded 37 grants totaling $212K. Net investment income was $35K.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$1.3M
-15.7% YoY
Annual Giving
$212K
+13.8% YoY
Grant Count
37
-11.9% YoY
Avg Grant Size
$6K
+29.2% YoY
Under IRS private-foundation payout rules, Sos Foundation reported a distributable amount of $256K for 2024 — the minimum it must pay out in qualifying distributions.
About Sos Foundation
Based on IRS filings
Sos Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SEATTLE, WA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.3M in total assets. In 2024, it awarded 37 grants totaling $212K. Net investment income was $35K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $1,336,048 | $1,585,330 | $917,856 |
| Revenue | $187,248 | $1,455,745 | $50,354 |
| Expenses | $237,627 | $194,477 | $97,398 |
| Qualifying Distributions | $216,256 | $193,950 | $94,540 |
| Net Investment Income | $34,816 | $718,984 | $47,496 |
| Distributable Amount | $256,026 | $148,181 | $146,307 |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
83 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Seattle University ($69,500), Teens in Public Service ($34,000), Seattle Preparatory School ($20,000).
| Recipient | Purpose | Amount |
|---|---|---|
| ACHON UGANDA CHILDREN'S FUND PORTLAND, OR | CHARITABLE GIFT | $1,000 |
| AMARA SEATTLE, WA | CHARITABLE GIFT | $1,000 |
| COMMON THREADS PROJECT BROOKLYN, NY | CHARITABLE GIFT | $12,318 |
| COMMUNITY HOMES BOTHELL, WA | CHARITABLE GIFT | $1,033 |
| CORNISH COLLEGE OF THE ARTS SEATTLE, WA | CHARITABLE GIFT, SCHOLARSHIP | $5,000 |
| ELEVATE NORTHWEST SNOHOMISH, WA | CHARITABLE GIFT, SCHOLARSHIP | $270 |
| FOREST RIDGE SCHOOL OF THE SACRED HEART BELLEVUE, WA | CHARITABLE GIFT | $2,000 |
| GOALS HAITI DES MOINES, WA | CHARITABLE GIFT | $1,000 |
| HOUSING CONNECTOR SEATTLE, WA | CHARITABLE GIFT | $1,000 |
| JESUITS WEST LOS GATOS, CA | CHARITABLE GIFT | $2,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| JOSEPH L BROTHERTON | DIRECTOR | 1 | — |
| MAUREEN BROTHERTON | DIRECTOR | 1 | — |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is Sos Foundation?
Sos Foundation is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in SEATTLE, WA. It holds $1.3M in total assets as of 2024.
How large is Sos Foundation?
As of 2024, Sos Foundation holds $1.3M in total assets with $187K in annual revenue. It awarded 37 grants totaling $212K in 2024.
Where does Sos Foundation operate?
Sos Foundation has awarded grants in California, Delaware, Hawaii, Illinois, Maryland, North Carolina, New York, Oregon, Pennsylvania, Washington.
What size grants does Sos Foundation award?
In 2024, Sos Foundation awarded 37 grants totaling $212K — an average of about $6K per grant, based on its IRS Form 990 filings.
How much is Sos Foundation required to give away each year?
Private foundations must generally distribute about 5% of their assets annually. For 2024, Sos Foundation reported a distributable amount of $256K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.
What is Sos Foundation's EIN?
Sos Foundation's EIN (Employer Identification Number) is 91-1774695. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Sos Foundation's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.
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