| Mill Pond Conservation Association IncSheffield | Form 990-N | No figure |
| Clarks Pond Watershed AssociationAmesbury | Form 990-N | No figure |
| Andover Community Garden Association IncAndover | Form 990-N | No figure |
| Hull Community GardenHull | Form 990-N | No figure |
| Interdisciplinary Environmental AssociationWorcester | Form 990-N | No figure |
| Aid Foundation IncWorcester | Form 990-N | No figure |
| Tetreault Land Conservation IncDouglas | Form 990-N | No figure |
| Hardwick Pond Preservation Association IncWalpole | Form 990-N | No figure |
| 3RS 4 UsNorth Andover | Form 990-N | No figure |
| Friends of Scenic Chocolog Road IncUxbridge | Form 990-N | No figure |
| Sandwich Tree & Landscape Advisory CommitteeSandwich | Form 990-N | No figure |
| Plum Island Outdoors IncNewburyport | Form 990-N | No figure |
| Blue Institute IncBarnstable | Form 990-N | No figure |
| Seven States Daffodils IncAshburnham | Form 990-N | No figure |
| Friends of Coppens Square IncBoston | Form 990-N | No figure |
| Jungle Lake Property Owners Association IncBoston | Form 990-N | No figure |
| Keep Boylston BeautifulBoylston | Form 990-N | No figure |
| Wellfleet Arbor Committee IncWellfleet | Form 990-N | No figure |
| Tree Northampton IncNorthampton | Form 990-N | No figure |
| Friends of the Colby Park ProjectWest Boxford | Form 990-N | No figure |
| Nutrient Networks IncWest Wareham | Form 990-N | No figure |
| Living for Nate IncFramingham | Form 990-N | No figure |
| Waban Common IncNewton | Form 990-N | No figure |
| Friends of the Boston SchoolyardsJamaica Plain | Form 990-N | No figure |
| Ida Sustainable Water Resources Foundation IncDanvers | Form 990-N | No figure |
| Garden Club Federation of Massachusetts IncBrookline | Form 990-N | No figure |
| Pioneer Valley Mycological Association IncSouth Hadley | Form 990-N | No figure |
| Swampscott Community Roots GardenSwampscott | Form 990-N | No figure |
| Keep Attleboro BeautifulAttleboro | Form 990-N | No figure |
| Southeast New England Climbers Coalition IncAllston | Form 990-N | No figure |
| Reflower Project IncBraintree | Form 990-N | No figure |
| Save EarthRandolph | Form 990-N | No figure |
| Arboretum at Linden PondsHingham | Form 990-N | No figure |
| Charlesgate Alliance IncBoston | Form 990-N | No figure |
| Friends of Nauset BeachOrleans | Form 990-N | No figure |
| Swampscott Conservancy CorporationSwampscott | Form 990-N | No figure |
| Helping Hands of Breakheart ReservationSaugus | Form 990-N | No figure |
| Cape & Islands Harbormasters AssociationSandwich | Form 990-N | No figure |
| Small Ideas IncPeabody | Form 990-N | No figure |
| Friends of Hemlock GorgeWaban | Form 990-N | No figure |
| Thinkocean SocietyWestford | Form 990-N | No figure |
| Whites LandingBrookfield | Form 990-N | No figure |
| Green Earth Climate Action IncorporatedNewton | Form 990-N | No figure |
| Redwood SocietyArlington | Form 990-N | No figure |
| Green HudsonHudson | Form 990-N | No figure |
| Useful Spaces IncorporatedBoston | Form 990-N | No figure |
| Friends of Hood Pond IncTopsfield | Form 990-N | No figure |
| Waushakum Pond AssociationFramingham | Form 990-N | No figure |
| Friends of Lancaster for Responsible Development IncLancaster | Form 990-N | No figure |
| Earth Day 2020 Boston IncSouth Boston | Form 990-N | No figure |