| Elks Educational & Civic EndowmentLexington | Form 990-EZ | $50,601FY2026 |
| Agc Ohio Education FoundationColumbus | Form 990 | $50,556FY2024 |
| Prince Hall Scholarship FoundationColumbus | Form 990 | $50,551FY2025 |
| Friends of the Marblehead Peninsula Branch LibraryMarblehead | Form 990-EZ | $50,337FY2025 |
| Plymouth-Shiloh Athletic Boosters IncPlymouth | Form 990-EZ | $50,268FY2024 |
| Granger Elementary Parent-Teacher OrganizationMedina | Form 990-EZ | $50,148FY2025 |
| Creekside Early Childhood School PTOWest Chester | Form 990-EZ | $50,105FY2025 |
| Bailey Elementary School PTODublin | Form 990-EZ | $50,061FY2026 |
| The Bede Family Foundation IncHinckley | Form 990-EZ | $50,000FY2025 |
| Edison Elementary School Parent Teacher OrganizationWilloughby | Form 990-EZ | $49,974FY2025 |
| Adena Primary PTOFrankfort | Form 990-EZ | $49,880FY2025 |
| Friends for Life Animal HavenCanal Winchester | Form 990-EZ | $49,747FY2025 |
| Waynesville Band Boosters IncWaynesville | Form 990-EZ | $49,627FY2024 |
| Hiland Music BooostersBerlin | Form 990-EZ | $49,566FY2024 |
| Women in Business at Ohio StateColumbus | Form 990-EZ | $49,564FY2025 |
| Parent Booster USA IncPettisville | Form 990-EZ | $49,470FY2025 |
| Reynoldsburg Football Parent AssociationReynoldsburg | Form 990-EZ | $49,467FY2025 |
| Toll Gate Elementary Parent Teacher Student OrganizationPickerington | Form 990-EZ | $49,328FY2025 |
| Madison Music ClubMansfield | Form 990-EZ | $49,245FY2025 |
| Benjamin Harrison PTOMarion | Form 990-N | No figure |
| Bowling Green Band Boosters AssociationBowling Green | Form 990-EZ | $49,020FY2026 |
| Northside Christian Scholarship FundWesterville | Form 990-N | No figure |
| Circleville High School Alumni AssoCircleville | Form 990-EZ | $48,877FY2024 |
| Kirkland Music BoostersKirtland | Form 990-EZ | $48,484FY2024 |
| Maddux Elementary Parent Teacher OrganizationCincinnati | Form 990-N | No figure |
| The Agnon School PTA IncBeachwood | Form 990-EZ | $47,973FY2025 |
| Philautia TDCincinnati | Form 990-EZ | $47,933FY2025 |
| Sandusky Band Parents OrganizationSandusky | Form 990-EZ | $47,921FY2025 |
| Frank Colalella Charitable FoundationWintersville | Form 990-EZ | $47,907FY2025 |
| Parent Association for Gifted Education IncCincinnati | Form 990-N | No figure |
| Music Boosters for Southeast PiratesRavenna | Form 990-EZ | $47,690FY2025 |
| Ohio Divas for HbcusSolon | Form 990-N | No figure |
| Westlake Chinese Culture AssociationWestlake | Form 990-N | No figure |
| Edgerton Music BoostersEdgerton | Form 990-N | No figure |
| Redskin Athletic Boosters IncGranville | Form 990-EZ | $47,405FY2024 |
| Musical Arts Association of KenstonChagrin Falls | Form 990-EZ | $47,323FY2026 |
| Leetonis Bears to Bee Preschool IncLeetonia | Form 990-EZ | $47,252FY2025 |
| Mason Athletic Booster AssociationMason | Form 990-EZ | $47,096FY2025 |
| Pattison Elementry School P T OMilford | Form 990-EZ | $47,064FY2025 |
| Matthew J Stratman Foundation IncWest Chester | Form 990-EZ | $46,839FY2025 |
| Cuyahoga Heights Parent Teacher OrganizationCleveland | Form 990-EZ | $46,812FY2025 |
| Adam S Hamilton Memorial Academic & Athletic Scholarship FundKent | Form 990-N | No figure |
| Port Clinton Music BoostersPort Clinton | Form 990-EZ | $46,491FY2024 |
| Tecumseh Elementary PTODonnelsville | Form 990-N | No figure |
| Mulberry Elementary School Parent Teacher OrganizationMilford | Form 990-N | No figure |
| Salem Italian American Educational FundSalem | Form 990 | $46,263FY2024 |
| Bookmarks a Marion Public Library Friends GroupMarion | Form 990-EZ | $46,220FY2026 |
| Hudson City Schools Foundation IncStow | Form 990-N | No figure |
| Defiance College Purple and Gold Athletic Club IncDefiance | Form 990-EZ | $46,060FY2026 |
| Canton South Athletic Booster ClubCanton | Form 990-N | No figure |