Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Geneva Foundation 04-15-93Tacoma | Form 990 | $60,848,687FY2024 |
| Institute for Systems BiologySeattle | Form 990 | $42,255,091FY2024 |
| Sage BionetworksSeattle | Form 990 | $24,549,384FY2024 |
| Astrophysical Research ConsortiumSeattle | Form 990 | $5,210,557FY2024 |
| Blue Marble SpaceSeattle | Form 990 | $5,115,175FY2025 |
| Give to ResearchLacey | Form 990 | $4,958,864FY2025 |
| Black in Marine ScienceSpokane | Form 990 | $3,222,718FY2024 |
| Northwest Straits Marine Conservation FoundationBellingham | Form 990 | $2,005,517FY2025 |
| Symbol SyndicateKirkland | Form 990 | $1,996,291FY2022 |
| Foundation for Marine Ecology and Telemetry ResearchSeabeck | Form 990 | $1,954,597FY2025 |
| Givedignifiedwork IncBothell | Form 990 | $1,681,951FY2024 |
| American Automatic Control CouncilSeattle | Form 990 | $1,542,253FY2024 |
| Earth & Space ResearchSeattle | Form 990 | $1,454,644FY2025 |
| Riseup LabsLacey | Form 990 | $1,342,644FY2024 |
| NCW Tech AllianceWenatchee | Form 990 | $1,293,377FY2025 |
| Pacific Shellfish InstituteOlympia | Form 990 | $1,291,767FY2025 |
| Black Farmers CollectiveSeattle | Form 990 | $1,065,821FY2025 |
| Sound ExperiencePort Townsend | Form 990 | $1,040,419FY2024 |
| Glacier Peak InstituteDarrington | Form 990 | $971,211FY2024 |
| Oceans InitiativeSeattle | Form 990 | $864,560FY2024 |
| Port Townsend Marine Science CenterPort Townsend | Form 990 | $780,244FY2025 |
| Council for the Advancement of Science Writing IncSeattle | Form 990 | $757,415FY2024 |
| Hotrock Energy Research OrganizationSeattle | Form 990 | $712,089FY2025 |
| Uca Users GroupOlympia | Form 990 | $626,614FY2025 |
| Pisces InternationalBremerton | Form 990 | $609,216FY2025 |
| World Digital Technology AcademyRedmond | Form 990 | $501,000FY2025 |
| Transparency Coalition AiSeattle | Form 990 | $438,446FY2025 |
| Defi First Improving Code SecuritySeattle | Form 990 | $407,953FY2024 |
| Mobile Intelligence AllianceBellevue | Form 990 | $271,441FY2025 |
| Washington Aerospace ScholarsfoundationTukwila | Form 990 | $246,888FY2024 |
| Washington State Academy of SciencesSeattle | Form 990 | $219,990FY2025 |
| OCTOWoodinville | Form 990 | $215,773FY2024 |
| Chinese Institute of Engineers USA-SeattleRenton | Form 990-EZ | $194,461FY2024 |
| Association of Science CommunicatorsSpokane | Form 990-EZ | $176,409FY2025 |
| Society of American Military EngineersSeattle | Form 990-EZ | $169,509FY2025 |
| Western North American Region of the Intl Biometric SocietySeattle | Form 990-EZ | $160,864FY2025 |
| Orca Behavior InstituteFriday Harbor | Form 990-EZ | $156,245FY2025 |
| Association for Uncertainty in Artificial Intelligence IncSeattle | Form 990-EZ | $155,737FY2025 |
| Quantitative User Experience AssociationSeattle | Form 990-EZ | $151,190FY2026 |
| Friends of Cooper IslandSeattle | Form 990-EZ | $143,652FY2024 |
| International Phycological Society a California Nonproft Pub Ben CorpSeattle | Form 990 | $142,316FY2024 |
| ComcodeSeattle | Form 990-EZ | $129,705FY2025 |
| Soundbio LabSeattle | Form 990-EZ | $113,908FY2025 |
| Auditory Implant Research IncSeattle | Form 990-EZ | $108,616FY2025 |
| OmegaupBellevue | Form 990-EZ | $107,394FY2025 |
| Snoco MakersEverett | Form 990-EZ | $103,540FY2025 |
| D Language FoundationKirkland | Form 990-EZ | $103,189FY2024 |
| Cascadia Cleantech PrizeSeattle | Form 990-EZ | $102,788FY2024 |
| Third Place TechnologiesSeattle | Form 990-EZ | $100,338FY2024 |
| Ho Oulu Aina FoundationBellingham | Form 990 | $91,428FY2025 |
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