| McHenry County Farm Bureau Agricultural Education FoundationWoodstock | Form 990-EZ | $64,928FY2025 |
| Meridian Ag FoundationMacon | Form 990-EZ | $64,867FY2025 |
| Friends of the BandWheaton | Form 990-EZ | $64,832FY2025 |
| Mexico Education AssociationHomewood | Form 990-EZ | $64,522FY2023 |
| Polo Libraary Foundation NFPNPolo | Form 990 | $64,430FY2025 |
| Laidlaw Parent Teacher OrganizationWestern Springs | Form 990-EZ | $64,379FY2026 |
| Lisle Home & School Orig Council 7001Lisle | Form 990-EZ | $64,281FY2025 |
| Elm School PTOBurr Ridge | Form 990-EZ | $64,272FY2025 |
| Lakes Eagles Booster Club IncLake Villa | Form 990-EZ | $64,240FY2025 |
| Friends of Robot Casserole NFPChillicothe | Form 990-EZ | $64,237FY2026 |
| Metea Valley Athletic Booster Club NFPAurora | Form 990-EZ | $64,222FY2025 |
| Kcso Family and Friends NFPPlano | Form 990-EZ | $64,145FY2025 |
| Milford Ffa AlumniWellington | Form 990-EZ | $64,077FY2025 |
| Rockford Association of Minority ManagementRockford | Form 990-EZ | $64,040FY2025 |
| Midwest Central Athletic Booster Club IncPekin | Form 990-EZ | $64,010FY2025 |
| Northern Illinois Science EducatorsDeKalb | Form 990-EZ | $64,000FY2025 |
| The Education FoundationSkokie | Form 990-EZ | $63,885FY2025 |
| Kevin White FoundationSaint Charles | Form 990-EZ | $63,867FY2025 |
| Foundation for the Mount Prospect Public LibraryMount Prospect | Form 990 | $63,857FY2025 |
| Cary Grove High School Booster ClubCary | Form 990-EZ | $63,692FY2025 |
| The Pontiac Elks Lodge Scholarship FundPontiac | Form 990-EZ | $63,206FY2025 |
| Beyond Boundaries Without Measures NFPSouth Holland | Form 990-EZ | $63,138FY2025 |
| Roosevelt Parent Teacher Organization of River Forest IllinRiver Forest | Form 990-EZ | $63,091FY2026 |
| Three Rivers Education PartnershipJoliet | Form 990-EZ | $62,755FY2025 |
| Madison Elementary School Parent Teacher OrganizationHinsdale | Form 990-EZ | $62,592FY2026 |
| Smart Sports IncChicago | Form 990-EZ | $62,513FY2025 |
| Friends of Bennett Day SchoolChicago | Form 990-EZ | $62,480FY2025 |
| Galena Territory FoundationGalena | Form 990-EZ | $62,441FY2025 |
| Latino Medical Student Association MidwestSpringfield | Form 990-EZ | $62,320FY2025 |
| Prospect Knights Athletic Booster ClubMount Prospect | Form 990-EZ | $62,160FY2025 |
| Carl Sandburg Music Boosters IncOrland Park | Form 990-EZ | $62,127FY2025 |
| Forrestville Valley-Athletic Booster ClubShannon | Form 990-EZ | $62,075FY2025 |
| Ican Dream Foundation IncTinley Park | Form 990-EZ | $61,990FY2025 |
| Whittier School Parent Teacher Organization PTOOak Park | Form 990-EZ | $61,802FY2025 |
| Lake County Superintendents AssociationGrayslake | Form 990-EZ | $61,687FY2025 |
| Yorkville Cusd 115 Educational FoundationYorkville | Form 990-EZ | $61,386FY2023 |
| Epstein Community FoundationChicago | Form 990-EZ | $61,228FY2025 |
| Illinois Congress of Parents TeachersWheaton | Form 990-EZ | $61,048FY2026 |
| Imsa Parent Association CouncilAurora | Form 990-EZ | $60,929FY2026 |
| James F Mikulski Memorial Group IncPalos Heights | Form 990-EZ | $60,892FY2025 |
| Neuqua Valley High School Booster ClubNaperville | Form 990-EZ | $60,869FY2025 |
| Illinois Congress of Parents and TeachersNaperville | Form 990-EZ | $60,805FY2025 |
| Dupage Education FoundationWheaton | Form 990-EZ | $60,728FY2025 |
| Schools Count Corporation NFPPlainfield | Form 990-EZ | $60,665FY2025 |
| Parent Teacher Organization of Ferson Creek Elementary School IncSaint Charles | Form 990-EZ | $60,605FY2025 |
| Pope County PTOGolconda | Form 990-EZ | $60,581FY2026 |
| Advocates of ChangeDolton | Form 990-EZ | $60,448FY2025 |
| Arquitina CorpChicago | Form 990-EZ | $60,423FY2024 |
| Sycamore Music BoostersSycamore | Form 990-EZ | $60,152FY2025 |
| RLHS Athletic BoostersRound Lake | Form 990-EZ | $60,091FY2025 |