Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| North Central Soybean Research ProgramAnkeny | Form 990 | $5,573,694FY2025 |
| Iowa Association of Soil Conservation District CommissionDes Moines | Form 990 | $1,634,841FY2025 |
| National Human Services Data ConsortiumDes Moines | Form 990 | $578,736FY2025 |
| Iowa Turfgrass InstituteDes Moines | Form 990 | $345,837FY2026 |
| American Chemical SocietyAmes | Form 990-EZ | $177,816FY2024 |
| Institute for Responsible TechnologyFairfield | Form 990-EZ | $138,899FY2025 |
| Global Country of World PeaceFairfield | Form 990-EZ | $129,340FY2025 |
| Burlington STEM Foundation IncBurlington | Form 990-EZ | $119,996FY2024 |
| Live Lead Free Quad CitiesDavenport | Form 990-EZ | $115,200FY2025 |
| Iowa Geographic Information CouncilAmes | Form 990-EZ | $70,460FY2025 |
| Therapeutic Neuroscience Research GroupStory City | Form 990-N | No figure |
| Iowa City Darwin Day IncIowa City | Form 990-N | No figure |
| Ames Area Amateur Astronomers IncAmes | Form 990-N | No figure |
| Mid-America Paleontology SocietyIowa City | Form 990-N | No figure |
| Prairie States Mushroom ClubFairfield | Form 990-N | No figure |
| Carl Couch Center for Social and Internet Research - CccsirCedar Falls | Form 990-N | No figure |
| Central Iowa Mineral SocietyUrbandale | Form 990-N | No figure |
| Brett Smith MemorialSolon | Form 990-N | No figure |
| The Iowa GrottoDecorah | Form 990-N | No figure |
| DsmhackDes Moines | Form 990-N | No figure |
| Scholastic Engineering Research IncFarley | Form 990-N | No figure |
| Institute for Prevention ResearchFairfield | Form 990-N | No figure |
| Pathfinders RoboticsWaukee | Form 990-N | No figure |
| Iowa Section of IteAnkeny | Form 990-N | No figure |
| Eastern Iowa Gliders IncMuscatine | Form 990-N | No figure |
| Science IowaWest Des Moines | Form 990-N | No figure |
| Global Union of Scientists for PeaceFairfield | Form 990-N | No figure |
| High Plains Paleontology IncCoralville | Form 990-N | No figure |
| Uaso Ngiro Baboon ProjectAmes | Form 990-N | No figure |
| STEM Matters IncMuscatine | Form 990-N | No figure |
| Indu Sah FoundationWaukee | Form 990-N | No figure |
| QC Co-LabDavenport | Form 990-N | No figure |
| Davis InstituteDavenport | Form 990-N | No figure |