Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Buckeye Outdoors Youth Education and Shooting Center IncDoylestown | Form 990 | $241,323FY2024 |
| Bowling Green Recycling Center IncBowling Green | Form 990 | $234,872FY2024 |
| Ohios Hill Country Heritage AreaShawnee | Form 990 | $233,257FY2024 |
| Meyers Lake Preserve IncCanton | Form 990 | $232,331FY2025 |
| Killbuck Watershed Land TrustWooster | Form 990 | $229,279FY2024 |
| Kokosing Gap Trail IncGambier | Form 990 | $227,491FY2025 |
| Nutrient Stewardship CouncilColumbus | Form 990 | $226,597FY2025 |
| Indian Lake Watershed ProjectBellefontaine | Form 990 | $225,098FY2024 |
| Together We Grow IncNewark | Form 990 | $215,216FY2025 |
| Gates Mills Land ConservancyGates Mills | Form 990 | $214,899FY2024 |
| Henry-Wood Sportsmans AllianceGrand Rapids | Form 990 | $212,180FY2024 |
| Environmental Education Council of Ohio IncorporatedLancaster | Form 990-EZ | $199,591FY2025 |
| Friends of the Lower Olentangy Watershed FlowColumbus | Form 990-EZ | $195,157FY2025 |
| Providing Oberlin with Efficiency ResponsiblyOberlin | Form 990-EZ | $190,272FY2024 |
| Garden Club of Ohio IncEast Rochester | Form 990 | $179,203FY2025 |
| Downtown Foundation IncBowling Green | Form 990-EZ | $171,565FY2024 |
| Ohio Forestry Association Foundation IncColumbus | Form 990 | $170,000FY2024 |
| Black Swamp Bucks UnlimitedFindlay | Form 990 | $165,953FY2025 |
| Western Field Studies IncGahanna | Form 990-EZ | $165,662FY2025 |
| International Environmental Communication AssociationCincinnati | Form 990-EZ | $164,925FY2025 |
| James M Cox Jr Arboretum FoundationDayton | Form 990 | $161,535FY2024 |
| Captina ConservancyBarnesville | Form 990 | $158,556FY2025 |
| Indian Lake Advocacy GroupRussells Point | Form 990 | $156,004FY2025 |
| Lake Erie Islands Historical SocietyPut in Bay | Form 990 | $152,163FY2025 |
| Nigerian Association of Pharmacists and Pharmaceutical Scientists inCincinnati | Form 990-EZ | $148,749FY2025 |
| Lake Parks FoundationWickliffe | Form 990 | $138,604FY2025 |
| Oxford SocietyOxford | Form 990 | $130,437FY2025 |
| EdencultureToronto | Form 990-EZ | $127,129FY2024 |
| Ashland County Wildlife Conservation LeagueAshland | Form 990-EZ | $127,122FY2025 |
| Friends of Magee Marsh Association IncPort Clinton | Form 990-EZ | $125,266FY2025 |
| Delphos Canal CommissionDelphos | Form 990 | $110,158FY2024 |
| Garden Club of Ohio IncFairlawn | Form 990 | $108,800FY2025 |
| Garden Club of ClevelandLyndhurst | Form 990-EZ | $106,059FY2025 |
| Conservation Action ProjectBowling Green | Form 990-EZ | $102,559FY2025 |
| Broken Timber Outdoor Education Center IncHannibal | Form 990-EZ | $101,948FY2024 |
| Muskingum Watershed Conservancy Foundation IncNew Philadelphia | Form 990-EZ | $100,994FY2024 |
| Ohio Agriculture Conservation CouncilReynoldsburg | Form 990-EZ | $100,000FY2025 |
| Buckeye Environmental NetworkColumbus | Form 990 | $98,606FY2024 |
| Downtown Lancaster Special Improvement District IncLancaster | Form 990-EZ | $95,632FY2024 |
| Masters Gardeners of Clark CountySpringfield | Form 990-EZ | $95,484FY2025 |
| B-W Greenway Community Land TrustFairborn | Form 990-EZ | $93,199FY2025 |
| Western Reserve Herb SocietyCleveland | Form 990 | $93,133FY2025 |
| Shaker Lakes Garden ClubCleveland Heights | Form 990-EZ | $88,944FY2025 |
| Legaseas IncNew Richmond | Form 990-EZ | $86,050FY2025 |
| Taking Root IncCincinnati | Form 990-EZ | $82,680FY2025 |
| Ohio Wildlife Rehabilitators AssociationSunbury | Form 990-EZ | $80,724FY2025 |
| Ohio Independent Arborist AssociationMiddlefield | Form 990-EZ | $75,405FY2024 |
| Ironton in Bloom IncIronton | Form 990-EZ | $74,881FY2025 |
| Columbus Audubon SocietyColumbus | Form 990-EZ | $74,317FY2025 |
| Little Miami Watershed NetworkBellbrook | Form 990-EZ | $70,494FY2025 |
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