Data / Nonprofits / Washington / Diseases, disorders and medical disciplines
Diseases, disorders and medical disciplines nonprofits in Washington: 231 registered with the IRS
231 diseases, disorders and medical disciplines nonprofits are registered with the IRS in Washington, 226 of them 501(c)(3) charities; the 83 that report revenue took in $643.5 million. The most are in Seattle (51), Spokane (20), Vancouver (12). The largest by revenue: Maxaid ($309.1 million), Washington Institute for Coagulation ($112.7 million), Lifelong Health for All ($36.2 million).
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Every organization, largest by revenue first
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Maxaid | Seattle | 501(c)(3) | 2017 | $309.1 million | $73.6 million | 2024-12 |
| Washington Institute for Coagulation | Seattle | 501(c)(3) | 2018 | $112.7 million | $87.8 million | 2025-06 |
| Lifelong Health for All | Seattle | 501(c)(3) | 1983 | $36.2 million | $8.7 million | 2024-12 |
| Provail | Seattle | 501(c)(3) | 1997 | $30.9 million | $17.1 million | 2025-06 |
| Carol Milgard Breast Center | Tacoma | 501(c)(3) | 2009 | $20.1 million | $20.3 million | 2024-12 |
| Peer Washington | Seattle | 501(c)(3) | 1986 | $16.9 million | $9.5 million | 2024-12 |
| Saint John S Cancer Institute | Seattle | 501(c)(3) | 1991 | $16.8 million | $34.3 million | 2024-12 |
| Shout It Now | Seattle | 501(c)(3) | 2008 | $13.6 million | $3.4 million | 2024-12 |
| Boyer Childrens Clinic | Seattle | 501(c)(3) | 1986 | $12.7 million | $15.9 million | 2025-12 |
| Alzheimers Disease Data Initiative Inc | Kirkland | 501(c)(3) | 2021 | $12.5 million | $2 million | 2024-12 |
| Okanogan Behavioral Healthcare | Omak | 501(c)(3) | 2002 | $11.5 million | $14 million | 2025-06 |
| Dave Purchase Project | Tacoma | 501(c)(3) | 1993 | $11.4 million | $8 million | 2025-06 |
| Building Changes | Seattle | 501(c)(3) | 1993 | $7.7 million | $7.6 million | 2024-12 |
| Center for Alcohol & Drug Treatment | Wenatchee | 501(c)(3) | 1986 | $3.9 million | $2.7 million | 2024-12 |
| Northwest Autism Center | Spokane | 501(c)(3) | 2003 | $3.2 million | $285,342 | 2025-06 |
| Cancer Cant | Spokane | 501(c)(3) | 2015 | $3 million | $4.3 million | 2024-12 |
| Entre Hermanos | Seattle | 501(c)(3) | 2001 | $2.9 million | $1.1 million | 2024-12 |
| Mary Bridge Brigade | Tacoma | 501(c)(3) | 1926 | $2.1 million | $12.2 million | 2024-12 |
| Cancer Lifeline of King County | Seattle | 501(c)(3) | 1975 | $1.5 million | $2.4 million | 2024-12 |
| International Community Healthservices Foundation | Seattle | 501(c)(3) | 2007 | $1.4 million | $209,702 | 2025-12 |
| Neurosurgical Society of America | Seattle | 501(c)(3) | 1951 | $867,962 | $910,746 | 2024-12 |
| Ahat Homecare | Tacoma | 501(c)(3) | 1994 | $751,479 | $626,965 | 2024-12 |
| Valley Girls and Guys | Ravensdale | 501(c)(3) | 2015 | $609,244 | $613,526 | 2024-12 |
| Enigma Asd Services | Seattle | 501(c)(3) | 2015 | $603,548 | $155,424 | 2025-12 |
| Tacoma Orthopedic Association Operations & Maintenance Trust | Tacoma | 501(c)(3) | 1989 | $583,735 | $10.7 million | 2024-12 |
| Global Resource for Advancing Cancer Education | Seattle | 501(c)(3) | 2008 | $548,337 | $195,136 | 2025-12 |
| Chris Elliott Fund | Redmond | 501(c)(3) | 2008 | $529,069 | $37,460 | 2024-12 |
| MS Impossible | Issaquah | 501(c)(3) | 2023 | $508,674 | $443,667 | 2025-12 |
| Spokane Aids Network | Spokane | 501(c)(3) | 1992 | $441,375 | $52,245 | 2025-06 |
| Brain Injury Association of Washington | Seattle | 501(c)(3) | 1983 | $416,759 | $355,091 | 2025-06 |
| Lilac Services for the Blind | Spokane | 501(c)(3) | 1971 | $396,744 | $1.8 million | 2024-12 |
| Trellis Center | Kittitas | 501(c)(3) | 2011 | $386,473 | $384,004 | 2025-12 |
| Columbia Basin Cancer Foundation | Moses Lake | 501(c)(3) | 2000 | $385,962 | $2.6 million | 2025-06 |
| Pacific Northwest Gastroenterology Society | Seattle | 501(c)(3) | 2007 | $375,833 | $210,717 | 2025-12 |
| Connecting Families Urea Cycle Disorders Foundation | Pasco | 501(c)(3) | 2016 | $334,500 | $48,603 | 2024-12 |
| Near Vision Institute | Bellevue | 501(c)(3) | 2022 | $289,370 | $37,233 | 2024-12 |
| Association of Providers for Children With Complex Medical Need | Vancouver | 501(c)(3) | 2012 | $286,741 | $108,596 | 2025-12 |
| Isaac Foundation | Spokane | 501(c)(3) | 2008 | $285,953 | $24,520 | 2024-12 |
| Congo Peace | Mercer Island | 501(c)(3) | 2022 | $278,944 | $96,533 | 2025-12 |
| Ovarian Cancer Alliance of Oregon & SW Washington | Vancouver | 501(c)(3) | 2005 | $260,001 | $965,967 | 2025-06 |
| Autism Empowerment | Vancouver | 501(c)(3) | 2011 | $241,596 | $63,454 | 2025-12 |
| American Way Ministries | Vancouver | 501(c)(3) | 2023 | $237,720 | $21,111 | 2025-12 |
| International Association of Parkinsonism and Related Disorders | Mead | 501(c)(3) | 2019 | $211,790 | $1.2 million | 2024-12 |
| Skyline Spartans Lacrosse Club | Sammamish | 501(c)(3) | 2011 | $192,121 | $58,097 | 2025-07 |
| HNRNP Family Foundation | Seattle | 501(c)(3) | 2023 | $185,732 | $289,320 | 2025-12 |
| Concussion Alliance | Seattle | 501(c)(3) | 2024 | $183,437 | $92,994 | 2025-12 |
| Lewis County Autism Coalition | Chehalis | 501(c)(3) | 2015 | $180,783 | $249,555 | 2024-12 |
| Dry Eye Foundation | Poulsbo | 501(c)(3) | 2019 | $178,928 | $16,855 | 2025-12 |
| Coffin-Siris Syndrome Foundation | Kirkland | 501(c)(3) | 2018 | $151,428 | $237,709 | 2025-12 |
| Eaa Foundation | Seattle | 501(c)(3) | 2019 | $146,423 | $134,084 | 2025-12 |
| Everlasting Hope Childhood Cancer Mission | Shoreline | 501(c)(3) | 2019 | $138,761 | $5,863 | 2024-12 |
| Diabetes Association of Pierce County | Tacoma | 501(c)(3) | 1908 | $137,351 | $22,528 | 2024-12 |
| Parkinsons Wellness Place | Snohomish | 501(c)(3) | 2020 | $132,867 | $27,611 | 2025-06 |
| The Lesotho Connection | Tacoma | 501(c)(3) | 2008 | $126,939 | $143,527 | 2025-12 |
| Seattle Vaccine Research Fund | Seattle | 501(c)(3) | 2005 | $122,272 | $2.9 million | 2025-06 |
| Diabetes Centre | Snohomish | 501(c)(3) | 2016 | $120,812 | $8,416 | 2025-12 |
| Alsso | Spokane | 501(c)(3) | 2008 | $119,950 | $129,715 | 2025-12 |
| Spinal CSF Leak Foundation | Spokane | 501(c)(3) | 2014 | $117,854 | $353,170 | 2025-06 |
| Center for Chronic Illness | Seattle | 501(c)(3) | 2016 | $116,481 | $302 | 2025-12 |
| Tacoma Orthopedic Association 18-528902 | Tacoma | 501(c)(3) | 1989 | $103,999 | $1.9 million | 2024-12 |
| Mighty To Save Ministries | Oak Harbor | 501(c)(3) | 2011 | $100,019 | $486,924 | 2024-12 |
| Aerodigestive Society | Gig Harbor | 501(c)(3) | 2018 | $96,636 | $101,713 | 2025-12 |
| Kitsap Cancer Services | Poulsbo | 501(c)(3) | 2002 | $96,247 | $127,769 | 2025-12 |
| Recurrent Pregnancy Loss Association | Seattle | 501(c)(3) | 2021 | $81,848 | $124,615 | 2024-12 |
| Provision Project | Vancouver | 501(c)(3) | 2015 | $73,321 | $63,826 | 2025-12 |
| Survive A Stroke Foundation | Seattle | 501(c)(3) | 2013 | $70,472 | $195.6 million | 2024-12 |
| Edensaw Community Cancer Foundation | Port Townsend | 501(c)(3) | 2007 | $68,293 | $793,586 | 2024-12 |
| National Federation of the Blind of Washington | Seattle | 501(c)(3) | 1982 | $65,583 | $81,192 | 2025-12 |
| Remember Betty Foundation | Tukwila | 501(c)(3) | 2019 | $63,363 | $55,520 | 2025-12 |
| Northwest Society of Colon and Rectal Surgeons | Lynnwood | 501(c)(6) | 2011 | $60,559 | $93,037 | 2024-12 |
| Down Syndrome Association of the Mid-Columbia | Richland | 501(c)(3) | 2008 | $48,917 | $338,217 | 2024-12 |
| Because There Is Hope | Spokane | 501(c)(3) | 2006 | $48,797 | $19,083 | 2024-12 |
| USA Section of the Academy of Dentistry International | Clyde Hill | 501(c)(3) | 2020 | $44,943 | $164,272 | 2025-12 |
| Northwest Region Nurses Association | Bellingham | 501(c)(6) | 2014 | $44,137 | $51,723 | 2024-12 |
| Nepal Spine Foundation | Seattle | 501(c)(3) | 2022 | $38,400 | $154,491 | 2025-12 |
| Lions Sight and Hearing Foundation of Snohomish County | Everett | 501(c)(3) | 1979 | $30,312 | $166,428 | 2026-06 |
| Maggies Angels Inc | Camas | 501(c)(3) | 2012 | $28,909 | $1,077 | 2025-12 |
| Daniel E Stuntz Memorial Foundation | Seattle | 501(c)(3) | 1985 | $26,354 | $243,386 | 2025-12 |
| Friends of the British Columbia Cancer Foundation Us | Tumwater | 501(c)(3) | 2002 | $23,825 | $25,335 | 2025-12 |
| Multiple Myeloma Cure Seeker Society | Edmonds | 501(c)(3) | 2016 | $20,680 | $10,101 | 2025-12 |
| Pink Daisy Project | Bellevue | 501(c)(3) | 2008 | $17,357 | $10,302 | 2023-08 |
| Lenny Wilkens Celebrity Golf Tournament | Medina | 501(c)(3) | 2001 | $7,679 | $28,043 | 2025-12 |
| Elev8cure Foundation | Seattle | 501(c)(3) | 2019 | $7,537 | $204 | 2024-12 |
| A Memory Forever | Vancouver | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Aaisn American Academy of Intervent Ional Spine and Neuromodulation | Bellevue | 501(c)(3) | 2026 | |||
| Aids Project Snohomish County | Tulalip | 501(c)(3) | 1994 | $0 | $0 | 2025-12 |
| All in the Fam | Bonney Lake | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| American Academy of Infection Associated Chronic Conditions | Gig Harbor | 501(c)(3) | 2024 | |||
| American Lung Assoc of the Mountain Pacific | Seattle | 501(c)(3) | 2014 | 2008-06 | ||
| Angelman Northwest | Bremerton | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Arginase 1 Deficiency Foundation | Seattle | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Association for Vascular Access | Spokane | 501(c)(6) | 2010 | $0 | $0 | 2023-12 |
| Association for Weight and Size Inclusive Medicine | Seattle | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Autism Acres | Rochester | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Barton Family Foundation | Federal Way | 501(c)(3) | 2006 | $11.3 million | 2025-12 | |
| Because of Lola | Gig Harbor | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Blankets for Cancer | Kirkland | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Blind Corps | Renton | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Bridge To Future | Maple Valley | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Cadena de Amor Foundation | Bothell | 501(c)(3) | 2026 | |||
| Campfire Boyz Foundation | Carnation | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Candlelighters Childhood Cancer Foundation of Western Washington | Issaquah | 501(c)(3) | 1980 | $0 | $0 | 2024-12 |
| Caring Hands Ministry | Friday Harbor | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Charitable Pharmacy Group | Spokane | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Cheering for Charlye Foundation | Vancouver | 501(c)(3) | 2026 | |||
| Childerly Health Board | Seattle | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Childrens Choanal Atresia Foundation | Tacoma | 501(c)(3) | 2009 | $0 | $0 | 2026-05 |
| Cleats VS Cancer | Kent | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Clot Trot Foundation | Pasco | 501(c)(3) | 2016 | $0 | $0 | 2026-03 |
| Community Clear | Olympia | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Compass Alliance | Edgewood | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Connective Strength | Kirkland | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| Cover the Globe | Seattle | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| DBH | Mill Creek | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Daw of A New Day | Vancouver | 501(c)(3) | 2026 | |||
| Down Syndrome Society of Grant County | Ephrata | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Elevate the Spectrum 4 All | Maple Valley | 501(c)(3) | 2026 | |||
| Enlighten-Dyslexia Understood | Liberty Lake | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Evergreen State Project | Spokane | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Every Woman Can PNW | Spokane | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Extrapelvic Not Rare | Vancouver | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Fast and Tearless | Spokane | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Ferndale Cancer Walk | Ferndale | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Florence Ann Foundation | Puyallup | 501(c)(3) | 2007 | $0 | $0 | 2024-12 |
| Foundation for Childhood Pancreatitis | Kingston | 501(c)(3) | 2026 | |||
| Giovanni Costigan Foundation | Seattle | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Golden Heart Cancer Support | Newcastle | 501(c)(3) | 2026 | |||
| Good Samaritan Hospital 7 Dally Shared Leadership Council | Puyallup | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Good Wishes | North Bend | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Graces Bridge To Communication | Sultan | 501(c)(3) | 2023 | $0 | $0 | 2025-10 |
| Happy Bundles | Newcastle | 501(c)(3) | 2022 | $0 | $0 | 2025-03 |
| Headstrong | Seattle | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Healthorigin | Seattle | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Hearthstone Dermatology Nonprofit Professional Services | McCleary | 501(c)(3) | 2020 | $6,447 | 2025-12 | |
| Hifive Connections | Roy | 501(c)(3) | 2026 | |||
| Ibdfrontiers | Seattle | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Imaginal Network | Seattle | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Institute Advancing Womens Health I NC | Mercer Island | 501(c)(3) | 2026 | |||
| International Spine | Gig Harbor | 501(c)(3) | 2023 | $0 | $0 | 2024-04 |
| JCS Health Foundation | Shelton | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| JP Clawson Medical Missions Foundation | Longview | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Jada Bascom Foundation | Deer Park | 501(c)(3) | 2009 | $0 | $0 | 2026-06 |
| Jain Foundation Inc | Seattle | 501(c)(3) | 2006 | $51.2 million | 2024-12 | |
| Jamies Heart Foundation NFP | Hunters | 501(c)(3) | 2008 | $0 | $0 | 2024-12 |
| John Lunderville Memorial Foundation | Moses Lake | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Joy Thru Tears Foundation | Auburn | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| KF Walks With Autism | Kettle Falls | 501(c)(3) | 2023 | $0 | $0 | 2026-03 |
| Kidsmarts | Seattle | 501(c)(3) | 2006 | $0 | $0 | 2024-12 |
| LC Renal Alliance | Napavine | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Leahs Dream Foundation | Marysville | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Lec Wellness Foundation | Spokane | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Little Cups Big Hearts Foundation | Pasco | 501(c)(3) | 2026 | |||
| Little Hearts Medical | Brush Prairie | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| MCFD12 Fire Assoc 7-0 | Matlock | 501(c)(3) | 2025 | $0 | $0 | 2025-08 |
| MD 19 G3 Lions Vision Foundation | Montesano | 501(c)(3) | 2024 | $0 | $0 | 2026-06 |
| Maben-Davis Family Foundation | Ridgefield | 501(c)(3) | 2022 | $1.3 million | 2025-12 | |
| Machakos Orthopedic Trust | Seattle | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Make Some Noise Cure Kids Cancer Northwest | Bainbridge Is | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Mediservice Africa | Seattle | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Mitts for the Melons | Clarkston | 501(c)(3) | 2026 | |||
| Mobilemammo NW | Tacoma | 501(c)(3) | 2025 | |||
| Myheartus Inc | Gig Harbor | 501(c)(3) | 2016 | $0 | $0 | 2026-07 |
| NW Kidney Connection | Vancouver | 501(c)(3) | 2025 | $0 | $0 | 2026-02 |
| Nargis Dutt Cancer Foundation of Washington | Seattle | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| National Corrections Conference Advisory Board | Yakima | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Navigatevr | Kenmore | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Neuroarts | Redmond | 501(c)(3) | 2025 | |||
| Noah Lee Legacy Foundation | Auburn | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Northwest Arthritis Institute | Seattle | 501(c)(3) | 2001 | $445,571 | 2024-12 | |
| Northwest Center Foundation | Seatac | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Northwest Families for Autism | Seattle | 501(c)(3) | 2014 | $36,787 | 2022-12 | |
| Olympic Peninsula Autism Center | Silverdale | 501(c)(3) | 2012 | |||
| Oregon Chapter American College Ofcardiology Education Foundation | Gig Harbor | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Othello Cancer Support Group | Othello | 501(c)(3) | 2015 | $0 | $0 | 2025-06 |
| Ovarian and Breast Cancer Alliance of Washington State | Seattle | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| PNW Home for Life Foundation | Anacortes | 501(c)(3) | 2026 | |||
| Pacific Northwest Neuropsychological Society | Des Moines | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Parachute for the Blind | Federal Way | 501(c)(3) | 2025 | |||
| Parkinson School for Change | Woodinville | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Peninsula Council of the Blind | Bremerton | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Peter Cohen Foundation | Seattle | 501(c)(3) | 2019 | $1.9 million | 2024-12 | |
| Pink Path 365 | Tacoma | 501(c)(3) | 2026 | |||
| Pink Shamrock | Spokane | 501(c)(3) | 2003 | $406,302 | 2025-12 | |
| Point of Prevention | Newcastle | 501(c)(3) | 2006 | $0 | $0 | 2024-12 |
| Positive Solutions | Seattle | 501(c)(3) | 1997 | |||
| Prader-Willi Syndrome Association of Oregon and Washington | Ridgefield | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Project Assist | Yakima | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Project Fiona - Helping Families Live Life Together | Lake Stevens | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
| Rachel Project | Spokane Vly | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Rea S Song Foundation Inc | White Salmon | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Return To Life | Olympia | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Rheumatoid Arthritis Project | Spokane | 501(c)(3) | 2005 | $337,612 | 2024-12 | |
| Riding for Cures Foundation | Seattle | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Road Back To Life | Lynnwood | 501(c)(3) | 2013 | $0 | $0 | 2026-06 |
| Royal Arch Masons Childrens Heart Foundation Inc | Marysville | 501(c)(3) | 1964 | $3.5 million | 2024-12 | |
| Sai Save | Sammamish | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Shade Society USA | Kettle Falls | 501(c)(3) | 2026 | |||
| Sickle Cell Prodigy | Spokane | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Ski & Ride for A Cure | Castle Rock | 501(c)(3) | 2012 | $0 | $0 | 2023-12 |
| Snohomish County Council of the Blind | Everett | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| South Sound Up With Downs | Lacey | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Spirit of Hope Foundation | Anacortes | 501(c)(3) | 2005 | $0 | $0 | 2025-06 |
| Summit Cancer Centers Community Foundation A Non-Profit Corporatio | Spokane | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| TB Photovoice | Snohomish | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Tayf Autism Center Inc | Redmond | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Team Cozzi Foundation | Lake Tapps | 501(c)(3) | 2026 | $72,138 | 2024-12 | |
| The Amazing Grace Project | Vancouver | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The Be Resilient Foundation | Spokane | 501(c)(3) | 2026 | |||
| The C-Suite | Marysville | 501(c)(3) | 2022 | $0 | $0 | 2025-09 |
| The Colton Strong Foundation | Elma | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| The Handle Institute | Mazama | 501(c)(3) | 2025 | $0 | $0 | 2021-06 |
| The Infectious Diseases Society of Washington | Auburn | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| The International Dyslexia Assoc Washington State Branch | Shoreline | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Travis Protzeller Foundation | Stanwood | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| True Light Inc | Bothell | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Tunity Foundation | Bellevue | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Unity Stars Academy | Redmond | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Washington Colon Cancer Stars | Woodinville | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Washington Genes To Wellness | Spokane | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Washington Obesity Society | Bellevue | 501(c)(3) | 2023 | $22,275 | 2025-12 | |
| Washington State Biomedical Association | Seattle | 501(c)(6) | 2014 | $0 | $0 | 2024-12 |
| Washington State Cocaine Anonymous Inc | Everett | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Washington State Obstetrical Association | Olympia | 501(c)(3) | 1944 | $0 | $0 | 2025-12 |
| Washington State Orthopedic Association | Seattle | 501(c)(6) | 1995 | $0 | $0 | 2025-12 |
| Well Pacific Cancer Foundation | Renton | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Whole Heart Living | Olympia | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Widmer Memorial Breath of Hope Foun Dation | Mount Vernon | 501(c)(3) | 2026 | |||
| Willamette Valley Society of Echocardiography | Vancouver | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Williams MS Foundation | Maple Valley | 501(c)(3) | 2025 | $125,000 | 2024-12 | |
| Wwox Foundation of America | Maple Valley | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Your Story Foundation | Anacortes | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.