| Home for Good IncGreat Barrington | Form 990-N | No figure |
| A-Dog the Arlington Dog Owners Group IncArlington | Form 990-N | No figure |
| The Race Against Extinction IncHinsdale | Form 990-N | No figure |
| Cape Cod Disaster Animal Response Team IncWest Barnstable | Form 990-N | No figure |
| Maydog the Maynard Dog Owners Group IncMaynard | Form 990-N | No figure |
| Swampscott Park for Off-Leash TimeSwampscott | Form 990-N | No figure |
| Animals Are Sentient Beings IncWatertown | Form 990-N | No figure |
| Mashpee Dog Park CommitteeMashpee | Form 990-N | No figure |
| German Shepherd Resource and Rescue Center IncorporatedNahant | Form 990-N | No figure |
| Melrose Dog SocietyMelrose | Form 990-N | No figure |
| Deer Paths IncWendell | Form 990-N | No figure |
| Lucky Horse Equine Rescue IncBolton | Form 990-N | No figure |
| Bay State Animal CooperativeNorwood | Form 990-N | No figure |
| National Icelandic Sheepdog Rescue AllianceLexington | Form 990-N | No figure |
| Feed the DogNewburyport | Form 990-N | No figure |
| Keeping Company with KestrelsMiddleboro | Form 990-N | No figure |
| Amazing Grace EquineMiddleboro | Form 990-N | No figure |
| Friends of the Massachusetts Park Ranger Mounted Unit IncCanton | Form 990-N | No figure |
| Charlene Ann Foundation IncBoylston | Form 990-N | No figure |
| Bernese Education and Rescue- Northeast Region IncFranklin | Form 990-N | No figure |
| State of Massachusetts Animal Response Team IncMarlborough | Form 990-N | No figure |
| Earth Comix IncSomerville | Form 990-N | No figure |
| Project Spay IncSwansea | Form 990-N | No figure |
| Shellstock IncWestport | Form 990-N | No figure |
| Boston Aquarium Society IncBridgewater | Form 990-N | No figure |
| Sixth Ring Service DogsWhitman | Form 990-N | No figure |
| Central New England Brittany Club IncMethuen | Form 990-N | No figure |
| J A Schneider Pet Assistance FundOrleans | Form 990-N | No figure |
| Hoffmann Bird ClubLee | Form 990-N | No figure |
| Salvatore Wildlife RescueSterling | Form 990-N | No figure |
| Monarch Meadow CarefarmEverett | Form 990-N | No figure |
| New England Dog Park Coalition IncWestford | Form 990-N | No figure |
| Ma Golden Meetups IncWrentham | Form 990-N | No figure |
| Fresh Start Wildlife Rescue IncSudbury | Form 990-N | No figure |
| Champions of Habitat Unity and Feline Futures LimitedDartmouth | Form 990-N | No figure |
| Rescue Dogs of Boston IncBoston | Form 990-N | No figure |
| Cape Cod Bird Club IncSouth Harwich | Form 990-N | No figure |
| Kestrel PostHudson | Form 990-N | No figure |
| Bare Cove PreservationWeymouth | Form 990-N | No figure |
| Peace for PawsStoughton | Form 990-N | No figure |
| Hearts and Paws FoundationEast Boston | Form 990-N | No figure |
| Canal Cat RescueBourne | Form 990-N | No figure |
| Here Forever Farm Sanctuary IncSouth Dartmouth | Form 990-N | No figure |
| Pawsitivity Union IncSomerville | Form 990-N | No figure |
| Rebel Rabbit Rehoming IncAndover | Form 990-N | No figure |
| Tailtracker Lost Pet Finder NetworkBoston | Form 990-N | No figure |
| Ferret Rescue of MaStow | Form 990-N | No figure |
| Charlies Place Healing SanctuaryNorth Brookfield | Form 990-N | No figure |
| Paws Claws & Fins IncAttleboro | Form 990-N | No figure |
| Dales Pony Conservancy of North AmericaNorthampton | Form 990-N | No figure |