| Indiana Theta Chapter of Phi Theta Fraternity Educational Fund IncIndianapolis | Form 990-EZ | $69,854FY2025 |
| Fund for Hoosier Excellence IncIndianapolis | Form 990 | $69,744FY2025 |
| Silver Creek Dragons FoundationSellersburg | Form 990-EZ | $68,983FY2024 |
| North Gibson Education FoundationPrinceton | Form 990-EZ | $68,313FY2025 |
| Future Cycle Breakers IncValparaiso | Form 990-EZ | $68,072FY2025 |
| Mohawk Trails Elementary School Parent Teacher OrganizationCarmel | Form 990-EZ | $67,962FY2026 |
| Parent Booster USA IncFort Wayne | Form 990-EZ | $67,874FY2025 |
| Elkhart Education FoundationElkhart | Form 990-EZ | $67,294FY2026 |
| Decatur Township Scholarship Association IncIndianapolis | Form 990-EZ | $67,177FY2025 |
| Pulaski Alliance for Community Education IncWinamac | Form 990-EZ | $67,065FY2025 |
| Nawbo-Indy Foundation IncIndianapolis | Form 990-EZ | $66,893FY2025 |
| Plainfield Community Schools Legacy Foundation IncPlainfield | Form 990-EZ | $66,769FY2025 |
| Association for General and Liberal StudiesColumbus | Form 990-EZ | $66,765FY2025 |
| Parke Vermillion Vocational Building Trades IncMontezuma | Form 990 | $66,561FY2025 |
| Maxmath Tutoring Online Inc Indiana BranchIndianapolis | Form 990-EZ | $66,399FY2025 |
| Promise Road Elementary School Parent-Teacher OrganizationNoblesville | Form 990-EZ | $66,223FY2025 |
| Lady Hatchet Basketball Booster ClubWashington | Form 990-EZ | $66,177FY2025 |
| Parent Booster USA IncChesterton | Form 990-EZ | $66,127FY2026 |
| Leo Jr-Sr High School Band Boosters IncLeo | Form 990-EZ | $65,752FY2025 |
| Woodbrook Elementary Parent Teacher Organization IncCarmel | Form 990-EZ | $65,448FY2026 |
| Friends of Notre Dame Rowing IncSouth Bend | Form 990-EZ | $65,076FY2025 |
| Daleville Community Library Association IncDaleville | Form 990-EZ | $65,067FY2024 |
| Friends of the Community School of Tapio Haiti IncFort Wayne | Form 990-EZ | $64,451FY2025 |
| Northridge Band Boosters Association IncMiddlebury | Form 990-EZ | $64,232FY2025 |
| Wyandotte PTOLafayette | Form 990-EZ | $64,009FY2025 |
| South Bend Bridge Foundation IncMishawaka | Form 990-EZ | $63,900FY2025 |
| Cedar Canyon Elementary PTOFort Wayne | Form 990-EZ | $63,880FY2025 |
| Westfield Intermediate-Middle School PTO IncWestfield | Form 990-EZ | $63,658FY2025 |
| Speedway Athletic Boosters IncSpeedway | Form 990-EZ | $63,521FY2025 |
| Owensville Community School PTOOwensville | Form 990-EZ | $63,062FY2025 |
| Cardinal Elementary Parent Staff Group IncBrownsburg | Form 990-EZ | $62,416FY2026 |
| Michigan City Chamber Music Festival IncMichigan City | Form 990-EZ | $62,108FY2025 |
| Parent Booster USA IncSaint John | Form 990-EZ | $61,850FY2025 |
| Indiana Credit Union Foundation IncIndianapolis | Form 990-EZ | $61,803FY2025 |
| Play for Kate IncNewburgh | Form 990-EZ | $61,355FY2025 |
| Danville Community Education Foundation IncDanville | Form 990-EZ | $61,227FY2025 |
| Plainfield Central Elementary PTOPlainfield | Form 990-EZ | $61,159FY2025 |
| Jagra Foundation IncIndianapolis | Form 990-EZ | $60,986FY2024 |
| Riviera Swim Team Parents FundIndianapolis | Form 990-EZ | $60,690FY2025 |
| Corpus Christi for Unity and Peace IncCarmel | Form 990-EZ | $60,672FY2026 |
| John H Castle Elementary School Parent-Teacher Organization IncNewburgh | Form 990-EZ | $60,490FY2026 |
| Indiana Parks and Recreation Association FoundationNoblesville | Form 990-EZ | $59,593FY2025 |
| Fairfield Jr Sr High School Music BoostersNew Paris | Form 990-EZ | $59,471FY2025 |
| DRC Refugee Return Initiative CorpIndianapolis | Form 990-EZ | $59,423FY2025 |
| Putnam County Coalition for Education and the Creative ArtsGreencastle | Form 990-EZ | $59,157FY2025 |
| Phi Beta Psi SororityBedford | Form 990-EZ | $59,014FY2025 |
| The Hobart Adult Football Booster ClubHobart | Form 990-EZ | $58,696FY2025 |
| Crown Point High School Alumni Association IncCrown Point | Form 990-EZ | $58,373FY2025 |
| Owen Valley Choir Boosters IncSpencer | Form 990-EZ | $58,116FY2026 |
| Saint Margaret Ann Polish Language School IncCrown Point | Form 990-EZ | $57,625FY2026 |