| Maison Francaise de ClevelandCleveland | Form 990-EZ | $71,614FY2024 |
| Soccer Assoc for YouthBrookville | Form 990-EZ | $71,452FY2024 |
| Meals on Wheels of PiquaPiqua | Form 990-EZ | $71,384FY2025 |
| Cloverleaf Music Associates IncWestfield Center | Form 990-EZ | $71,324FY2024 |
| Stryker Sportsmens ClubBryan | Form 990-EZ | $71,239FY2025 |
| Ohio Prevention Professionals Association IncColumbus | Form 990-EZ | $71,034FY2025 |
| Stark County Italian American Festival Foundation IncCanton | Form 990-EZ | $70,971FY2024 |
| Fremont Community Theater and Literary SocietyFremont | Form 990-EZ | $70,965FY2024 |
| Brecksville-Broadview Heights Preschool Mothers ClubBroadview Heights | Form 990-EZ | $70,756FY2025 |
| Waterville Historical SocietyWaterville | Form 990-EZ | $70,321FY2025 |
| Boundless Community Pathways IncWorthington | Form 990 | $70,252FY2024 |
| Hudson Community Service AssociationHudson | Form 990-EZ | $70,091FY2025 |
| Young-at-Heart PlazaLakeview | Form 990-EZ | $70,080FY2024 |
| Worthington Educational FoundationWorthington | Form 990-EZ | $70,075FY2025 |
| Tri-County Triangle Trail IncFrankfort | Form 990-EZ | $70,011FY2024 |
| Christmas Cheer of Fulton CountyArchbold | Form 990-EZ | $69,986FY2025 |
| Heartbeat of Hardin CountyKenton | Form 990-EZ | $69,946FY2025 |
| Oakwood Historical Society IncOakwood | Form 990 | $69,851FY2025 |
| Atlantic Brass Quintet IncShaker Heights | Form 990-EZ | $69,675FY2025 |
| Licking County Courthouse Lighting Committee IncNewark | Form 990-EZ | $69,424FY2025 |
| Community Cat Companions IncEuclid | Form 990-EZ | $69,347FY2025 |
| Barberton Band Boosters IncBarberton | Form 990-EZ | $69,330FY2025 |
| Lexington Athletic Booster ClubLexington | Form 990-EZ | $69,213FY2025 |
| Central Ohio Branch of the International Dyslexia AssociationWesterville | Form 990-EZ | $68,971FY2025 |
| Redemption Ranch Family Ministries IncGoshen | Form 990-EZ | $68,970FY2025 |
| Middletown Area Neediest YouthLebanon | Form 990-EZ | $68,902FY2026 |
| Laotian Mutual Assistance AssociationColumbus | Form 990-EZ | $68,790FY2025 |
| Westlake Demons Athletic BoostersWestlake | Form 990-EZ | $68,771FY2025 |
| Parent Booster USA IncWest Liberty | Form 990-EZ | $68,631FY2025 |
| College Club of CincinnatiMontgomery | Form 990 | $68,448FY2025 |
| Riverside Emergency Medical Service IncDe Graff | Form 990-EZ | $68,215FY2024 |
| John Paulding Historical Society IncPaulding | Form 990 | $67,925FY2024 |
| University of Cincinnati Rowing Alumni and Friends IncCincinnati | Form 990-EZ | $67,485FY2024 |
| Aurora Historical SocietyAurora | Form 990-EZ | $67,354FY2025 |
| Arc 5th Housing CorporationLima | Form 990-EZ | $67,347FY2025 |
| International Association of GeochemistryOxford | Form 990-EZ | $67,340FY2025 |
| Twirling Unlimited IncAkron | Form 990-EZ | $67,270FY2025 |
| Larue Community Alliance IncLa Rue | Form 990-EZ | $67,252FY2025 |
| Antioch Community Volunteer Fire Department Box 111Sardis | Form 990-EZ | $67,155FY2024 |
| Murphy Irish Arts AssociationUniversity Heights | Form 990-EZ | $67,139FY2025 |
| International Washboard FestivalLogan | Form 990-EZ | $67,069FY2025 |
| Fairview Park Education Foundation IncFairview Park | Form 990 | $66,921FY2025 |
| PTA Ohio CongressTallmadge | Form 990-EZ | $66,891FY2026 |
| Hardin County Genealogy Society a Chapter of Ohio Genealogical SocieKenton | Form 990-EZ | $66,688FY2025 |
| Findlay Art LeagueFindlay | Form 990-EZ | $66,366FY2024 |
| Defiance Athletic Boosters IncDefiance | Form 990 | $66,322FY2025 |
| Millersport Community TheatreMillersport | Form 990-EZ | $66,314FY2025 |
| PTA Ohio CongressCincinnati | Form 990-EZ | $66,112FY2025 |
| G E B A S Foundation IncCincinnati | Form 990-EZ | $66,107FY2025 |
| Middletown Historical SocietyMiddletown | Form 990-EZ | $66,095FY2025 |