Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| American Chemical SocietyWashington | Form 990 | $819,099,460FY2024 |
| Association of Universities forWashington | Form 990 | $468,809,827FY2025 |
| National Academy of SciencesWashington | Form 990 | $361,712,009FY2024 |
| Southeastern Universities Research Association IncWashington | Form 990 | $251,855,977FY2025 |
| American Association for the Advancement of ScienceWashington | Form 990 | $129,476,881FY2024 |
| Society for Science and the PublicWashington | Form 990 | $91,128,420FY2024 |
| American Geophysical UnionWashington | Form 990 | $56,165,227FY2024 |
| American Society for MicrobiologyWashington | Form 990 | $51,295,584FY2024 |
| Universities Space Research AssociationWashington | Form 990 | $50,543,825FY2025 |
| American Astronomical SocietyWashington | Form 990 | $21,867,046FY2024 |
| BiooneWashington | Form 990 | $12,823,538FY2025 |
| National Academy of Engineering FundWashington | Form 990 | $10,127,676FY2024 |
| American Council on Renewable Energy-AcoreWashington | Form 990 | $9,245,250FY2024 |
| Sparc IncWashington | Form 990 | $9,068,811FY2025 |
| Institute of Transportation Engineers IncWashington | Form 990 | $8,189,181FY2024 |
| Center for Green Market ActivationWashington | Form 990 | $7,321,130FY2025 |
| Strategic Education Research Partnership InstituteWashington | Form 990 | $7,093,914FY2025 |
| Silverlining IncWashington | Form 990 | $6,670,628FY2024 |
| Marine Technology Society IncWashington | Form 990 | $6,126,460FY2025 |
| Health and Environmental Sciences InstituteWashington | Form 990 | $5,906,429FY2024 |
| Electri International the Foundation for ElectricalWashington | Form 990 | $5,454,741FY2024 |
| Association for the Advancement of Artificial IntelligenceWashington | Form 990 | $5,074,737FY2024 |
| Center for Responsible Innovation LtdWashington | Form 990 | $4,631,047FY2024 |
| Rtca IncWashington | Form 990 | $4,427,043FY2025 |
| Finreglab IncWashington | Form 990 | $2,899,572FY2024 |
| Eleutherai InstituteWashington | Form 990 | $2,808,142FY2024 |
| Institute for the Advancement of Food and Nutrition SciencesWashington | Form 990 | $2,771,086FY2024 |
| Seedai IncWashington | Form 990 | $2,586,716FY2024 |
| Family Online Safety Institute - UsWashington | Form 990 | $2,581,018FY2024 |
| International Life Sciences InstituteWashington | Form 990 | $2,389,972FY2024 |
| The Human Factors & Ergonomics SocietyWashington | Form 990 | $2,296,139FY2024 |
| US Term Limits FoundationWashington | Form 990 | $2,064,535FY2024 |
| Association of Technology Leaders in Independent SchoolsWashington | Form 990 | $2,047,264FY2025 |
| Society of Environmental Toxicology and Chemistry of North America IncWashington | Form 990 | $1,646,730FY2025 |
| WEPANWashington | Form 990 | $1,542,750FY2025 |
| Agriculture & Food Systems InstituteWashington | Form 990 | $1,499,272FY2024 |
| Open Imagery Network IncWashington | Form 990 | $1,482,339FY2025 |
| TechfreedomWashington | Form 990 | $1,459,546FY2024 |
| Japan Electric Power Information Center USAWashington | Form 990 | $1,439,447FY2026 |
| National Space Club and FoundationWashington | Form 990 | $1,304,054FY2025 |
| Responsible Offshore Science AllianceWashington | Form 990 | $1,283,365FY2025 |
| International Society for the Study of XenobioticsWashington | Form 990 | $1,182,107FY2024 |
| The Gridwise Alliance IncWashington | Form 990 | $1,173,695FY2024 |
| District IncWashington | Form 990 | $1,048,498FY2025 |
| American Saltwater Guides Association IncWashington | Form 990 | $802,482FY2024 |
| Climate Solutions Foundation IncWashington | Form 990 | $770,000FY2024 |
| Center for the Study of Technology & Society IncWashington | Form 990 | $592,801FY2024 |
| Innovative Future CollectiveWashington | Form 990 | $585,000FY2025 |
| US Partnership for Assured ElectronicsWashington | Form 990 | $564,682FY2023 |
| National Propane Gas FoundationWashington | Form 990 | $505,867FY2026 |
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