| Environmental Coalition of YouthWest Harrison | Form 990-N | No figure |
| Friends of Clifty Falls State ParkMadison | Form 990-N | No figure |
| Art Nature Consortium IncorporatedIndianapolis | Form 990-N | No figure |
| Brightwood Concerned Citizens Neighborhood OrganizationIndianapolis | Form 990-N | No figure |
| Allen County Master Gardener Association IncFort Wayne | Form 990-N | No figure |
| Eco Fest IncFort Wayne | Form 990-N | No figure |
| Four Seasons House and Garden ClubCrown Point | Form 990-N | No figure |
| Artists for Climate AwarenessBloomington | Form 990-N | No figure |
| Wildergarden IncIndianapolis | Form 990-N | No figure |
| Beech Grove Community Parks CorporationBeech Grove | Form 990-N | No figure |
| Henderson Helping Hands IncIndianapolis | Form 990-N | No figure |
| Boone County Master Gardeners IncLebanon | Form 990-N | No figure |
| Mudpuppy Palace IncMount Vernon | Form 990-N | No figure |
| Speaks for Trees and MoreRoanoke | Form 990-N | No figure |
| Highland Firefighters AssociationHighland | Form 990-N | No figure |
| Monumental Movement Community Development CorpIndianapolis | Form 990-N | No figure |
| Outdoor Intervention IncPlainfield | Form 990-N | No figure |
| EFERTElkhart | Form 990-N | No figure |
| Hancock County Herb Society IncGreenfield | Form 990-N | No figure |
| Lake of the Woods McClish Lake Property Owners AssociationHudson | Form 990-N | No figure |
| Friends of the Vincennes ParksVincennes | Form 990-N | No figure |
| Trees for Goshen IncGoshen | Form 990-N | No figure |
| Holy Ghost Haven Foundation IncSouth Bend | Form 990-N | No figure |
| Art RemainsBloomington | Form 990-N | No figure |
| Indiana Energy Independence FundIndianapolis | Form 990-N | No figure |
| Master Gardeners of Montgomery CountyCrawfordsville | Form 990-N | No figure |
| Little Turkey Lake Conservation ClubFort Wayne | Form 990-N | No figure |
| Beautify the Block CorpIndianapolis | Form 990-N | No figure |
| Fugit Township Community Engagement IncGreensburg | Form 990-N | No figure |
| Branchville Conservation Club IncBranchville | Form 990-N | No figure |
| Lindas Unique Angels 2 IncIndianapolis | Form 990-N | No figure |
| South Bend Greenway ConservancySouth Bend | Form 990-N | No figure |
| Midwest Hydrogen Corridor Coalition IncBloomington | Form 990-N | No figure |
| Messick Lake and River Front Association IncWolcottville | Form 990-N | No figure |
| Little Turkey Lake Community IncStroh | Form 990-N | No figure |
| Boone County Invasives Cooperative IncZionsville | Form 990-N | No figure |
| Homes by Grace Development LLCGary | Form 990-N | No figure |
| Branch CismaShelbyville | Form 990-N | No figure |
| 3LB Ventures IncSouth Bend | Form 990-N | No figure |
| East Central Section of the Air & Waste Management AssociationMartinsville | Form 990-N | No figure |
| Renewable Revolt IncorporatedHammond | Form 990-N | No figure |
| Renewables for Community Empowerment IncGreenfield | Form 990-N | No figure |
| Dekalb County Indiana Trails IncAuburn | Form 990-N | No figure |
| People for Pollinators IncIndianapolis | Form 990-N | No figure |
| Warren Piece CoWilliamsport | Form 990-N | No figure |
| Protected LandsNorth Judson | Form 990-N | No figure |
| Marshall County Chapter of the Izaak Walton League of AmericaArgos | Form 990-N | No figure |
| Let It GrowIndianapolis | Form 990-N | No figure |
| Myanmar Refugee Education Fund IncMuncie | Form 990-N | No figure |
| People Have a Right to Clothes IncWest Lafayette | Form 990-N | No figure |