Sos Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Sos Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 91-1774695

Foundation Overview

Based in Seattle, WA, Sos Foundation has awarded 124 grants totaling $1,553,437 to organizations in Washington, Oregon and 8 other states, plus international recipients. Individual grants range from $100 to $198,820, with a median award of $1,030.

Latest Tax Year
2024
Total Giving (all years)
$1,553,437
Total Assets
$5,877,654
Median Grant (all grants)
$1,030

Latest Form 990-PF Snapshot

Total Grants
74
Median Grant
$1,000
% Median Grant Decline
-20% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: March 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Growth-Minded: 51%

38 of 74 recipients (51%) were new grantees. Foundation actively seeks new partnerships to expand impact. Fresh approaches and innovative programs receive serious consideration.

Geographic Focus
Washington

82% of all grants are concentrated in Washington, demonstrating highly focused geographic giving. This foundation prioritizes deep community impact in its primary service area. Within Washington, funding concentrates in Seattle (65%), Eastsound (12%), Bothell (3%).

Funding Trajectory
+6%

Stable funding levels with 6% change over 8 years indicate consistent grant-making capacity and predictable philanthropic resources. This stability suggests reliable ongoing funding opportunities.

Program Areas
Education + General Purposes

Dual focus on education (60%) and general purposes, indicating strategic concentration in complementary program areas.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Sos Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Achon Uganda Children's Fund $1,000 Portland, OR, US Charitable Gift 2024
Amara $1,000 Seattle, WA, US Charitable Gift 2024
Common Threads Project $12,318 Brooklyn, NY, US Charitable Gift 2024
Community Homes $1,033 Bothell, WA, US Charitable Gift 2024
Cornish College Of The Arts $5,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Elevate Northwest $270 Snohomish, WA, US Charitable Gift, Scholarship 2024
Forest Ridge School Of The Sacred Heart $2,000 Bellevue, WA, US Charitable Gift 2024
Goals Haiti $1,000 Des Moines, WA, US Charitable Gift 2024
Housing Connector $1,000 Seattle, WA, US Charitable Gift 2024
Jesuits West $2,000 Los Gatos, CA, US Charitable Gift 2024
Look2justice $500 Tacoma, WA, US Charitable Gift 2024
Lotus Campaign $500 Charlotte, NC, US Charitable Gift 2024
Mother Mentors Of Whidbey Island $535 Langley, WA, US Charitable Gift 2024
Northeast Seattle Little League $100 Seattle, WA, US Charitable Gift 2024
Northwest Cooperative Development Center $1,030 Olympia, WA, US Charitable Gift 2024
Orcas Center $1,000 Eastsound, WA, US Charitable Gift 2024
Orcas Island Community Foundation $1,500 Eastsound, WA, US Charitable Gift 2024
Orcas Island Film Festival $1,000 Eastsound, WA, US Charitable Gift 2024
Orcas Island Food Bank $500 Eastsound, WA, US Charitable Gift 2024
Rainier Scholars $5,000 Seattle, WA, US Charitable Gift 2024
Samamusic Art $250 Seattle, WA, US Charitable Gift 2024
Seattle Preparatory School $20,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Seattle Rotary Service Foundation $1,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Seattle University $69,500 Seattle, WA, US Charitable Gift, Scholarships 2024
Smiles Forever $500 Renton, WA, US Charitable Gift 2024
Spectrum Dance Theater $1,000 Seattle, WA, US Charitable Gift 2024
Trust A Girl Africa $7,000 Lira, LIRA DISTRICT, UG Charitable Gift 2024
Teens In Public Service $34,000 Seattle, WA, US Charitable Gift 2024
The Andrew Mcdonough B Positive Foundation $250 Wilmington, DE, US Charitable Gift 2024
University Beyond Bars $5,000 Seattle, WA, US Charitable Gift 2024
University Rotary Service Fund $600 Seattle, WA, US Charitable Gift 2024
University Of Washington $12,500 Seattle, WA, US Charitable Gift, Scholarship 2024
University Of Washington Medicine Advancement $1,000 Seattle, WA, US Charitable Gift, Scholarship 2024
University Of Washington School Of Law $12,500 Seattle, WA, US Charitable Gift, Scholarship 2024
Wa State Opportunity Scholarship $105 Seattle, WA, US Charitable Gift, Scholarship 2024
Washington Policy Center $5,000 Seattle, WA, US Charitable Gift 2024
Wellspring Family Services $3,033 Seattle, WA, US Charitable Gift 2024
Achon Uganda Children's Fund $1,000 Portland, OR, US Charitable Gift 2024
Amara $1,000 Seattle, WA, US Charitable Gift 2024
Common Threads Project $12,318 Brooklyn, NY, US Charitable Gift 2024
Community Homes $1,033 Bothell, WA, US Charitable Gift 2024
Cornish College Of The Arts $5,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Elevate Northwest $270 Snohomish, WA, US Charitable Gift, Scholarship 2024
Forest Ridge School Of The Sacred Heart $2,000 Bellevue, WA, US Charitable Gift 2024
Goals Haiti $1,000 Des Moines, WA, US Charitable Gift 2024
Housing Connector $1,000 Seattle, WA, US Charitable Gift 2024
Jesuits West $2,000 Los Gatos, CA, US Charitable Gift 2024
Look2justice $500 Tacoma, WA, US Charitable Gift 2024
Lotus Campaign $500 Charlotte, NC, US Charitable Gift 2024
Mother Mentors Of Whidbey Island $535 Langley, WA, US Charitable Gift 2024
Northeast Seattle Little League $100 Seattle, WA, US Charitable Gift 2024
Northwest Cooperative Development Center $1,030 Olympia, WA, US Charitable Gift 2024
Orcas Center $1,000 Eastsound, WA, US Charitable Gift 2024
Orcas Island Community Foundation $1,500 Eastsound, WA, US Charitable Gift 2024
Orcas Island Film Festival $1,000 Eastsound, WA, US Charitable Gift 2024
Orcas Island Food Bank $500 Eastsound, WA, US Charitable Gift 2024
Rainier Scholars $5,000 Seattle, WA, US Charitable Gift 2024
Samamusic Art $250 Seattle, WA, US Charitable Gift 2024
Seattle Preparatory School $20,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Seattle Rotary Service Foundation $1,000 Seattle, WA, US Charitable Gift, Scholarship 2024
Seattle University $69,500 Seattle, WA, US Charitable Gift, Scholarships 2024
Smiles Forever $500 Renton, WA, US Charitable Gift 2024
Spectrum Dance Theater $1,000 Seattle, WA, US Charitable Gift 2024
Trust A Girl Africa $7,000 Lira, LIRA DISTRICT, UG Charitable Gift 2024
Teens In Public Service $34,000 Seattle, WA, US Charitable Gift 2024
The Andrew Mcdonough B Positive Foundation $250 Wilmington, DE, US Charitable Gift 2024
University Beyond Bars $5,000 Seattle, WA, US Charitable Gift 2024
University Rotary Service Fund $600 Seattle, WA, US Charitable Gift 2024
University Of Washington $12,500 Seattle, WA, US Charitable Gift, Scholarship 2024
University Of Washington Medicine Advancement $1,000 Seattle, WA, US Charitable Gift, Scholarship 2024
University Of Washington School Of Law $12,500 Seattle, WA, US Charitable Gift, Scholarship 2024
Wa State Opportunity Scholarship $105 Seattle, WA, US Charitable Gift, Scholarship 2024
Washington Policy Center $5,000 Seattle, WA, US Charitable Gift 2024
Wellspring Family Services $3,033 Seattle, WA, US Charitable Gift 2024
Achon Uganda Children's Fund $1,000 Portland, OR, US Charitable Gift 2023
Alzheimers Association $500 Tukwila, WA, US Charitable Gift 2023
Atlantic Street Center $500 Seattle, WA, US Charitable Gift 2023
Common Threads Project $2,000 Brooklyn, NY, US Charitable Gift 2023
Community Homes $5,000 Bothell, WA, US Charitable Gift 2023
Cornish College Of The Arts $3,000 Seattle, WA, US Charitable Gift, Scholarship 2023
Cureaforg (Friedreich Ataxia Research Alliance) $10,000 Dowington, PA, US Charitable Gift 2023
Forest Ridge School $500 Bellevue, WA, US Charitable Gift 2023
Global Outreach And Love Of Soccer Inc $5,000 Des Moines, WA, US Charitable Gift 2023
Heritage University $1,000 Toppenish, WA, US Charitable Gift 2023
Kahilu Theater Foundation $140 Kamuela, HI, US Charitable Gift 2023
Malaria Partners International $5,000 Seattle, WA, US Charitable Gift 2023
National Parks Foundation $500 Baltimore, MD, US Charitable Gift 2023
Northeast Seattle Little League $657 Seattle, WA, US Charitable Gift 2023
Northwest Film Forum $500 Seattle, WA, US Charitable Gift 2023
Opal Community Land Trust $1,000 Eastsound, WA, US Charitable Gift 2023
Orcas Center $1,500 Eastsound, WA, US Charitable Gift 2023
Orcas Island Community Foundation $250 Eastsound, WA, US Charitable Gift 2023
Project Hawaii Inc $300 Keaau, HI, US Charitable Gift 2023
Rainier Scholars $2,500 Seattle, WA, US Charitable Gift 2023
Snoqualmie Valley Shelter Services (Reclaim) $500 Snoqualmie, WA, US Charitable Gift 2023
San Juan Preservation Trust $500 Friday Harbor, WA, US Charitable Gift 2023
Save Union Bay Association $500 Seattle, WA, US Charitable Gift 2023
Seattle Children's Hospital $500 Seattle, WA, US Charitable Gift 2023
Seattle Preparatory School $7,500 Seattle, WA, US Charitable Gift, Scholarship 2023
Seattle Rotary Service Foundation $500 Seattle, WA, US Charitable Gift 2023
Seattle University $34,000 Seattle, WA, US Charitable Gift, Scholarships, Maui Students Emergency Fund 2023
Smiles Forever $5,686 Renton, WA, US Charitable Gift 2023
St Francis House Seattle $1,000 Seattle, WA, US Charitable Gift 2023
Teens In Public Service $39,525 Seattle, WA, US Charitable Gift, Scholarships 2023
Tree Fund - Tree Research & Education Endowment Fund $500 Naperville, IL, US Charitable Gift 2023
Treehouse $2,000 Seattle, WA, US Charitable Gift 2023
Trust A Girl Africa $6,000 Lira, LIRA DISTRICT, UG Charitable Gift 2023
Seattle's Union Gospel Mission $300 Seattle, WA, US Charitable Gift 2023
University Of Washington $15,000 Seattle, WA, US Charitable Gift, Scholarship 2023
University Of Washington School Of Law $15,000 Seattle, WA, US Charitable Gift, Scholarship 2023
Washington Policy Center $5,000 Seattle, WA, US Charitable Gift 2023
We Heart Seattle $5,000 Seattle, WA, US Charitable Gift 2023
Wellspring Family Services $1,500 Seattle, WA, US Charitable Gift 2023
Women4women $2,000 Brooklyn, NY, US Charitable Gift 2023
Salmonberry Country Day School $2,250 Eastsound, WA, US Charitable Gift 2023
The Rotary Foundation $250 Chicago, IL, US Charitable Gift 2023
See Attachment A $88,772 Seattle, WA, US Charitable Gift 2022
See Attachment A $88,772 Seattle, WA, US Charitable Gift 2022
See Attachment A $151,667 Seattle, WA, US Charitable Gift 2021
See Attachment A $20,148 Seattle, WA, US Charitable Gift 2021
See Attachment A $125,975 Seattle, WA, US Charitable Gift 2020
See Attachment A $114,197 Seattle, WA, US Charitable Gift 2018
See Attachment A $156,180 Seattle, WA, US Charitable Gift 2017
See Attachment A $198,820 Seattle, WA, US Charitable Gift 2016

Foundations Similar to Sos Foundation

Discover 5 foundations with comparable assets ($4,303,058-$5,860,501), similar grant patterns, and geographic focus in WA that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 87-3919917 | 22 grants awarded
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$1,001
median grant
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Same state
100%
Excellent match

EIN: 91-6055032 | 485 grants awarded
$5,592,834
(≈ Similar)
$1,500
median grant
Milton, WA
Same state
98%
Excellent match

EIN: 81-4655987 | 339 grants awarded
$4,911,046
(≈ Similar)
$1,000
median grant
Cle Elum, WA
Same state
92%
Excellent match

EIN: 34-1288595 | 300 grants awarded
$4,776,125
(≈ Similar)
$1,000
median grant
Seattle, WA
Same state
91%
Excellent match

EIN: 20-1998989 | 353 grants awarded
$4,303,058
(↓ Smaller)
$1,000
median grant
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Same state
87%
Excellent match

Contact Information

Official contact details for Sos Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 91-1774695
Website N/A
Address 2900 NE BLAKELEY ST SUITE B Seattle, WA 98105-0000

Key People (2)

Board members, trustees, and key staff who oversee Sos Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

Director Joseph L Brotherton
Director Maureen Brotherton

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Sos Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated March 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.