| Positivity Organization IncLebanon | Form 990-EZ | $83,247FY2024 |
| Munster High Booster ClubMunster | Form 990-EZ | $83,120FY2025 |
| Idid Institute CorpIndianapolis | Form 990-EZ | $83,093FY2023 |
| Hoosier Association of Science Teachers IncGreenwood | Form 990-EZ | $82,477FY2024 |
| Forest Dale Elementary Parent Teacher Organization IncCarmel | Form 990-EZ | $82,063FY2026 |
| Southeastern Elementary School PTOFishers | Form 990-EZ | $81,670FY2025 |
| Plainfield Red Pride Booster Club IncorporatedPlainfield | Form 990-EZ | $81,666FY2025 |
| East Central Indiana Robotics IncMatthews | Form 990-EZ | $81,393FY2025 |
| Exploradoor IncIndianapolis | Form 990-EZ | $81,299FY2025 |
| Hamilton Southeastern Royal PrideFishers | Form 990 | $81,114FY2026 |
| Village Roots Collective CorpGreenwood | Form 990-EZ | $80,756FY2025 |
| Pleasant Grove Elementary Parent- Teacher OrganizationGreenwood | Form 990-EZ | $80,418FY2025 |
| Alpha Chi Sigma Educational FoundationIndianapolis | Form 990 | $79,851FY2025 |
| Ireland Elementary PTOIreland | Form 990-EZ | $79,477FY2024 |
| Carmel Middle School Fam Club LtdCarmel | Form 990-EZ | $79,444FY2025 |
| Center Grove Elementary School PTOGreenwood | Form 990-EZ | $78,960FY2025 |
| Wellness Council of Indiana IncIndianapolis | Form 990-EZ | $78,482FY2025 |
| Harrison Highschool Robotics Boosters IncWest Lafayette | Form 990-EZ | $78,120FY2025 |
| Albion Community Center IncAlbion | Form 990 | $78,119FY2025 |
| Three Peaks Academy IncFishers | Form 990-EZ | $78,045FY2025 |
| Terre Haute North Vigo Band BoostersTerre Haute | Form 990-EZ | $77,499FY2026 |
| Kolton Kaiser Foundation IncNew Albany | Form 990-EZ | $77,049FY2024 |
| Flashes Football FoundationTrafalgar | Form 990-EZ | $77,048FY2025 |
| Kokomo High School Band Boosters Club IncKokomo | Form 990-EZ | $76,640FY2025 |
| Sugar Grove P I EGreenwood | Form 990-EZ | $76,622FY2025 |
| Frank H Hammond Parent-Teacher OrganizationMunster | Form 990-EZ | $76,300FY2025 |
| Indiana Extension Professionals AssociationGoshen | Form 990-EZ | $75,960FY2025 |
| Goshen High School Building Trades IncGoshen | Form 990-EZ | $75,561FY2026 |
| Southridge Elementary PTCHighland | Form 990-EZ | $75,262FY2024 |
| Indiana State Affiliate of Teachers of English Speakers of OtherIndianapolis | Form 990-EZ | $75,041FY2025 |
| Nativity Home & School AssociationPortage | Form 990-EZ | $74,528FY2025 |
| CCSC IncMuncie | Form 990-EZ | $73,702FY2025 |
| Bosco Institute NFPCrown Point | Form 990-EZ | $73,701FY2025 |
| Aboite Elementary Parent Teacher Club IncFort Wayne | Form 990-EZ | $73,534FY2025 |
| Stonegate Elementary Parent Teacher Organization IncZionsville | Form 990-EZ | $73,252FY2026 |
| Towne Meadow PTOCarmel | Form 990-EZ | $73,190FY2025 |
| Huntington North High School Band Parents & Boosters IncHuntington | Form 990-EZ | $73,083FY2025 |
| Newton County Adult Education IncMorocco | Form 990-EZ | $72,923FY2025 |
| Utica Elementary School Parent and Teacher Organization IncJeffersonville | Form 990-EZ | $72,804FY2026 |
| Horizon Elementary PTOGranger | Form 990-EZ | $72,654FY2025 |
| Duneland School Foundation IncChesterton | Form 990 | $72,343FY2024 |
| Washington Elementary PTO IncWestfield | Form 990-EZ | $71,818FY2025 |
| Eagle-Pleasant View PTO IncZionsville | Form 990-EZ | $71,568FY2026 |
| Angola Band Boosters IncorporatedAngola | Form 990-EZ | $71,522FY2025 |
| Titagya Schools IncIndianapolis | Form 990-EZ | $71,417FY2025 |
| Indiana Congress of Parents and Teachers IncIndianapolis | Form 990-EZ | $70,894FY2025 |
| Bulldog Athletic Boosters IncCrown Point | Form 990-EZ | $70,701FY2025 |
| Dekalb County Horsemens AssociationAuburn | Form 990-EZ | $70,657FY2025 |
| Technology in Business Schools RoundtableNotre Dame | Form 990-EZ | $70,290FY2026 |
| Signature Giving IncColumbia City | Form 990-EZ | $69,905FY2025 |