| Hamilton Conservation Corps LLCHamilton | Form 990-N | No figure |
| Charitable RecyclingDayton | Form 990-N | No figure |
| Stream & Wetland Preservation GroupSharon Center | Form 990-N | No figure |
| Gardenwalk ClevelandCleveland | Form 990-N | No figure |
| Greater Dayton African CoalitionDayton | Form 990-N | No figure |
| Holborn Herb Growers Guild IncYoungstown | Form 990-N | No figure |
| Reuse USA IncorporatedHilliard | Form 990-N | No figure |
| Southern Wayne Advisory Council IncIronton | Form 990-N | No figure |
| Miami Valley Fly Fishers IncTroy | Form 990-N | No figure |
| Hosta Society of Greater CincinnatiCincinnati | Form 990-N | No figure |
| Lake Erie InstituteBedford | Form 990-N | No figure |
| Covenant Chapter 48 OesYoungstown | Form 990-N | No figure |
| Shomrei OlamMontgomery | Form 990-N | No figure |
| Muskingum Valley Garden Society IncZanesville | Form 990-N | No figure |
| Oceans Ohio IncMassillon | Form 990-N | No figure |
| Friends of the Paulding Park District IncOakwood | Form 990-N | No figure |
| Friends of Lake KatharineJackson | Form 990-N | No figure |
| Water Prosper IncCincinnati | Form 990-N | No figure |
| Greater Lake Lorelei Water Improvement CorpFayetteville | Form 990-N | No figure |
| Kucinich Institute for Human and Ecological SecurityCleveland | Form 990-N | No figure |
| Blanchard River Watershed SolutionsFindlay | Form 990-N | No figure |
| Alum Creek Volunteers in the ParkSunbury | Form 990-N | No figure |
| West Branch State Park Friends AssociationRavenna | Form 990-N | No figure |
| Ohio Ocean Foundation IncCanton | Form 990-N | No figure |
| Cadillac Boulevard Neighborhood Development IncAkron | Form 990-N | No figure |
| Mud Run ConservancyEnon | Form 990-N | No figure |
| Canaan Residents Against PollutionWooster | Form 990-N | No figure |
| Global WonColumbus | Form 990-N | No figure |
| Buckeye Precious PlasticColumbus | Form 990-N | No figure |
| Wellston Community GardenWellston | Form 990-N | No figure |
| Happy PlanetGrafton | Form 990-N | No figure |
| Beaverdam Fire and Rescue Volunteers IncBeaverdam | Form 990-N | No figure |
| Save Our Beautiful LakeCleveland | Form 990-N | No figure |
| Algae Remediation CoalitionLakewood | Form 990-N | No figure |
| Gateway Youth Development ProgramToledo | Form 990-N | No figure |
| Local Motives IncColumbus | Form 990-N | No figure |
| HYDRO4LIFEDublin | Form 990-N | No figure |
| Benefit Earth IncLakewood | Form 990-N | No figure |
| Friends of Independence Dam State ParkDefiance | Form 990-N | No figure |
| Leave No Child Inside Central Ohio CollaborativeColumbus | Form 990-N | No figure |
| Wild YouYoungstown | Form 990-N | No figure |
| Ohio Wildlife Management AssociationWest Mansfield | Form 990-N | No figure |
| Native Orchid Preservation and Education SocietyCincinnati | Form 990-N | No figure |
| Northeastern Ohio Ofrestry AssociationSalem | Form 990-N | No figure |
| Alms Park Advisory CouncilCincinnati | Form 990-N | No figure |
| Lino and Jeannette Deanna Conservation TRElyria | Form 990-N | No figure |
| Go Green GoHudson | Form 990-N | No figure |
| Donate a Tree to the WorldPepper Pike | Form 990-N | No figure |
| Sustain EdMedina | Form 990-N | No figure |
| Village Garden ClubLyndhurst | Form 990-N | No figure |