Funding search · EIN 911920617 · Seattle, WA
Keith & Mary Kay McCaw Family Found
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 266
- grants reported
- $5.8M
- total given
- 2022–2025
- filing years
- $5,000
- 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.
What they fund
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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.
- University of Washington Foundation4 grants · $1.1M
- Northwest Maritime Center3 grants · $375,000
- American Red Cross4 grants · $345,000
- Direct Relief4 grants · $235,000
- Seattle Aquarium Society4 grants · $235,000
- Conservation International4 grants · $200,000
- Woodland Park Zoo4 grants · $200,000
- Vanderbilt University4 grants · $200,000
- The Stanford Fund4 grants · $180,000
- Lakeside School4 grants · $180,000
Giving over time
Grant history
The 100 largest of 266 grants.
- $315,000
University of Washington Foundation · Seattle, WA · 2025
Education fund & health institute
- $315,000
University of Washington Foundation · Seattle, WA · 2022
Emergency relief fund/education
- $255,000
University of Washington Foundation · Seattle, WA · 2023
Emergency relief fund/education
- $215,000
University of Washington Foundation · Seattle, WA · 2024
Education fund & health institute
- $130,000
American Red Cross · Boone, IA · 2025
Disaster relief assistance
- $125,000
Direct Relief · Santa Barbara, CA · 2024
Disaster relief
- $125,000
Northwest Maritime Center · Port Townsend, WA · 2024
Maritime research & education
- $125,000
Northwest Maritime Center · Port Townsend, WA · 2023
Maritime research & education
- $125,000
Northwest Maritime Center · Port Townsend, WA · 2022
Maritime research & education
- $110,000
Lakeside School · Seattle, WA · 2023
Annual fund/new building fund
- $105,000
St James Cathedral · Seattle, WA · 2024
Annual fund
- $100,000
American Red Cross · Boone, IA · 2024
Disaster relief assistance
- $85,000
American Red Cross · Boone, IA · 2023
Disaster relief assistance
- $75,000
Seattle Aquarium Society · Seattle, WA · 2022
Annual fund & ocean pavil campaign
- $70,000
Habitat for Humanity · Renton, WA · 2025
Assisted housing for king county
- $70,000
Seattle Aquarium Society · Seattle, WA · 2024
Annual fund & ocean pavil campaign
- $70,000
Seattle Aquarium Society · Seattle, WA · 2023
Annual fund & ocean pavil campaign
- $50,000
Conservation International · Arlington, VA · 2025
Land conservation
- $50,000
Cystic Fibrosis Foundation · Bethesada, MD · 2025
Medical research
- $50,000
International Rescue Committee · Seatac, WA · 2025
Refugee support
- $50,000
Lakeside School · Seattle, WA · 2025
Annual fund
- $50,000
The Animal Foundation · Las Vegas, NV · 2025
Animal shelter
- $50,000
The Shade Tree · Las Vegas, NV · 2025
Domestic violence shelter
- $50,000
The Stanford Fund · Stanford, CA · 2025
Undergraduate education fund
- $50,000
Three Square Food Bank · Las Vegas, NV · 2025
Food bank
- $50,000
University Medical Center Foundatio · Las Vegas, NV · 2025
Support highest level of care
- $50,000
Vanderbilt University · Nashville, TN · 2025
Undergraduate education fund
- $50,000
Woodland Park Zoo · Seattle, WA · 2025
Endowment fund
- $50,000
Conservation International · Arlington, VA · 2024
Land conservation
- $50,000
Cystic Fibrosis Foundation · Bethesada, MD · 2024
Medical research
- $50,000
Habitat for Humanity · Renton, WA · 2024
Assisted housing for king county
- $50,000
The Shade Tree · Las Vegas, NV · 2024
Domestic violence shelter
- $50,000
Three Square Food Bank · Las Vegas, NV · 2024
Food bank
- $50,000
University Medical Center Foundatio · Las Vegas, NV · 2024
Support highest level of care
- $50,000
Vanderbilt University · Nashville, TN · 2024
Undergraduate education fund
- $50,000
Woodland Park Zoo · Seattle, WA · 2024
Endowment fund
- $50,000
Conservation International · Arlington, VA · 2023
Land conservation
- $50,000
Northwest Harvest · Seattle, WA · 2023
Food bank
- $50,000
Seattle Children'S Theatre · Seattle, WA · 2023
Performance arts
- $50,000
Vanderbilt University · Nashville, TN · 2023
Undergraduate education fund
- $50,000
Woodland Park Zoo · Seattle, WA · 2023
Endowment fund
- $50,000
Conservation International · Arlington, VA · 2022
Land conservation
- $50,000
Northwest Harvest · Seattle, WA · 2022
Food bank
- $50,000
Seattle Children'S Theatre · Seattle, WA · 2022
Performance arts
- $50,000
The Stanford Fund · Stanford, CA · 2022
Undergraduate education fund
- $50,000
Vanderbilt University · Nashville, TN · 2022
Undergraduate education fund
- $50,000
Woodland Park Zoo · Seattle, WA · 2022
Endowment fund
- $45,000
Fred Hutchinson Cancer Research Ins · Seattle, WA · 2025
Cancer research
- $40,000
Direct Relief · Santa Barbara, CA · 2025
Disaster relief
- $40,000
Lifewire · Bellevue, WA · 2025
Domestic violence shelter
- $40,000
Refugee for Women · Henderson, NV · 2025
Emergency housing
- $40,000
Lifewire · Bellevue, WA · 2024
Domestic violence shelter
- $40,000
The Stanford Fund · Stanford, CA · 2024
Undergraduate education fund
- $40,000
Lifewire · Bellevue, WA · 2023
Domestic violence shelter
- $40,000
The Stanford Fund · Stanford, CA · 2023
Undergraduate education fund
- $40,000
Care · Merrifield, VA · 2022
Care for ukraine
- $40,000
Direct Relief · Santa Barbara, CA · 2022
Disaster relief
- $40,000
Lifewire · Bellevue, WA · 2022
Domestic violence shelter
- $30,000
Juvenile Diabetes Research Fndn · Seattle, WA · 2025
Juvenile diabetes research
- $30,000
Safe Nest · Las Vegas, NV · 2025
Domestic violence support
- $30,000
Shine a Light Foundation · Las Vegas, NV · 2025
Homelessness support
- $30,000
Juvenile Diabetes Research Fndn · Seattle, WA · 2024
Juvenile diabetes research
- $30,000
Cystic Fibrosis Foundation · Bethesada, MD · 2023
Medical research
- $30,000
Direct Relief · Santa Barbara, CA · 2023
Disaster relief
- $30,000
Plymouth Housing Group · Seattle, WA · 2023
Homeless care and housing
- $30,000
American Red Cross · Boone, IA · 2022
Disaster relief assistance
- $30,000
Cystic Fibrosis Foundation · Bethesada, MD · 2022
Medical research
- $30,000
I Heart Downtown Seattle · Seattle, WA · 2022
Cleaning up public areas
- $30,000
Juvenile Diabetes Research Fndn · Seattle, WA · 2022
Juvenile diabetes research
- $25,000
Juvenile Diabetes Research Fndn · Seattle, WA · 2023
Juvenile diabetes research
- $20,000
Lighthouse Charities · Las Vegas, NV · 2025
Low income family support
- $20,000
Seattle Aquarium Society · Seattle, WA · 2025
Annual fund & ocean pavil campaign
- $20,000
Habitat for Humanity · Renton, WA · 2023
Assisted housing for king county
- $20,000
Seattle Art Museum · Seattle, WA · 2023
Annual fund
- $20,000
Doctors Without Borders · New York, NY · 2022
Medical care in 3rd world countries
- $20,000
Habitat for Humanity · Renton, WA · 2022
Assisted housing for king county
- $20,000
Plymouth Housing Group · Seattle, WA · 2022
Homeless care and housing
- $20,000
Seattle Art Museum · Seattle, WA · 2022
Annual fund
- $10,000
Canine Companions for Independence · Santa Rosa, CA · 2025
Companion animal training
- $10,000
Children'S Hospital Foundation · Seattle, WA · 2025
Medical care for children endowment
- $10,000
Doctors Without Borders · New York, NY · 2025
Medical care in 3rd world countries
- $10,000
Doney Coe Pet Clinic · Seattle, WA · 2025
Vet care for homeless pets
- $10,000
Dress for Success · Las Vegas, NV · 2025
Professional attire for women
- $10,000
Epiphany School · Seattle, WA · 2025
Annual fund
- $10,000
Guide Dog Foundation for the Blind · Smithtown, NY · 2025
Guide dogs for the blind assist
- $10,000
Homeward Bound Cat Adoption · Las Vegas, NV · 2025
Animal rescue shelter
- $10,000
Northwest Harvest · Seattle, WA · 2025
Food bank
- $10,000
Project 150 · Las Vegas, NV · 2025
Free clothing and food support
- $10,000
Seattle Art Museum · Seattle, WA · 2025
Annual fund
- $10,000
Seattle Children'S Theatre · Seattle, WA · 2025
Performance arts
- $10,000
Susan G Komen Breast Cancer Fndtn · Dallas, TX · 2025
Breast cancer research
- $10,000
Treehouse · Seattle, WA · 2025
Foster children assistance
- $10,000
Vested Interest in K9'S · E Taunton, MA · 2025
Vests for first responder canines
- $10,000
Canine Companions for Independence · Santa Rosa, CA · 2024
Companion animal training
- $10,000
Children'S Hospital Foundation · Seattle, WA · 2024
Medical care for children endowment
- $10,000
Doctors Without Borders · New York, NY · 2024
Medical care in 3rd world countries
- $10,000
Doney Coe Pet Clinic · Seattle, WA · 2024
Vet care for homeless pets
- $10,000
Epiphany School · Seattle, WA · 2024
Annual fund
- $10,000
Fred Hutchinson Cancer Research Ins · Seattle, WA · 2024
Cancer research
- $10,000
Guide Dog Foundation for the Blind · Smithtown, NY · 2024
Guide dogs for the blind assist
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.

