Data / Nonprofits / Washington / Seattle / Medical research
Medical research nonprofits in Seattle, WA: 34 registered with the IRS
34 medical research nonprofits are registered with the IRS in Seattle, WA, 34 of them 501(c)(3) charities; the 20 that report revenue took in $454.7 million. The largest by revenue: Allen Institute ($272.1 million), Benaroya Research Institute at Virginia Mason ($81.3 million), Seattle Institute for Biomedical and Clinical Research ($25.3 million).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| Allen Institute | 501(c)(3) | 2004 | $272.1 million | $367.1 million | 2024-12 |
| Benaroya Research Institute at Virginia Mason | 501(c)(3) | 1958 | $81.3 million | $95.5 million | 2025-06 |
| Seattle Institute for Biomedical and Clinical Research | 501(c)(3) | 1990 | $25.3 million | $20.9 million | 2025-09 |
| Altius Institute for Biomedical Sciences | 501(c)(3) | 2017 | $24 million | $14.9 million | 2025-12 |
| Access To Advanced Health Institute | 501(c)(3) | 2007 | $18.4 million | $20.4 million | 2024-12 |
| Cancer Research and Biostatistics | 501(c)(3) | 1998 | $11.3 million | $9.9 million | 2024-12 |
| Pacific Northwest Research Institute | 501(c)(3) | 1958 | $7.2 million | $13.8 million | 2025-09 |
| Phenome Health | 501(c)(3) | 2022 | $5.9 million | $4.3 million | 2025-12 |
| Ibd Horizons | 501(c)(3) | 2016 | $3 million | $925,587 | 2025-12 |
| Seattle Science Foundation | 501(c)(3) | 2007 | $2.9 million | $2.9 million | 2024-12 |
| Rivkin Center for Ovarian Cancer | 501(c)(3) | 2001 | $1.7 million | $2 million | 2024-12 |
| Northwest Association for Biomedical Research | 501(c)(3) | 1989 | $400,725 | $152,734 | 2025-09 |
| Marvin Thomas Memorial | 501(c)(3) | 2000 | $263,167 | $36,126 | 2024-12 |
| International Society for Therapeutic Ultrasound Inc | 501(c)(3) | 2010 | $259,282 | $110,786 | 2024-12 |
| The Diabesity Institute | 501(c)(3) | 2014 | $187,370 | $43,028 | 2024-12 |
| Powell-Drescher Ovarian Cancer Research Foundation | 501(c)(3) | 2023 | $161,607 | $262,290 | 2024-12 |
| Polis Recovery Project | 501(c)(3) | 2015 | $138,740 | $8,325 | 2025-12 |
| Endometrial Cancer Action Network for African Americans | 501(c)(3) | 2022 | $120,123 | $158,418 | 2025-12 |
| Kappa Therapeutics | 501(c)(3) | 2013 | $28,402 | $17,534 | 2025-12 |
| Society for the Advancement of Geriatric Anesthesia | 501(c)(3) | 2002 | $2,155 | $8,742 | 2025-12 |
| Aphasia Worldwide | 501(c)(3) | 2026 | |||
| Bowl-A-Noma | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Collegium Oto-Rhino-Laryngologicumamicitiae Sacrum-Us Group Inc | 501(c)(3) | 2008 | $0 | $0 | 2025-12 |
| Cure First | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Doctors Opposing Circumcision | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Foundation for Education and Research in Neuro-Oncology | 501(c)(3) | 2025 | $0 | $0 | 2024-10 |
| Group for Research and Assessment of Psoriasis and Psoriatic Arthrit | 501(c)(3) | 2014 | $3.4 million | 2024-12 | |
| Meridian Foundation for Neurotherap Y | 501(c)(3) | 2025 | |||
| Northwest Renal Network | 501(c)(3) | 1979 | $0 | $0 | 2025-12 |
| Rehabilitation Research Institute | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Sound Choice Pharmaceutical Institute | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| T Cell Leukemia Lymphoma Foundation | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Washington Research Foundation | 501(c)(3) | 2014 | $341.2 million | 2025-06 | |
| Zubins Wish | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
Other causes in Seattle, WA
- Arts, culture and humanities 698
- Education 591
- Philanthropy, voluntarism and grantmaking foundations 405
- Human services 403
- Religion-related 332
- Community improvement and capacity building 304
- Recreation and sports 271
- Environment 167
- Health care 163
- International, foreign affairs and national security 137
- Youth development 114
- Housing and shelter 89
- Crime and legal-related 89
- Public and societal benefit 84
- Civil rights, social action and advocacy 76
- Science and technology 71
- Animal-related 71
- Mental health and crisis intervention 71
- Employment 68
- Diseases, disorders and medical disciplines 51
- Food, agriculture and nutrition 45
- Mutual and membership benefit 40
- Public safety, disaster preparedness and relief 14
- Social science 10
Every nonprofit in Seattle, WA · Medical research nonprofits across the state · Nonprofits in every city of the state
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.