Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Gulf of Maine Research InstitutePortland | Form 990 | $23,325,937FY2025 |
| Atlantic Salmon Federation IncCalais | Form 990 | $18,241,694FY2025 |
| Animal Welfare Society IncWest Kennebunk | Form 990 | $5,429,907FY2025 |
| Midcoast HumaneBrunswick | Form 990 | $5,359,553FY2025 |
| Animal Refuge League of Greater PortlandWestbrook | Form 990 | $4,871,547FY2024 |
| Center for Wildlife IncCape Neddick | Form 990 | $2,273,689FY2025 |
| Downeast Salmon FederationColumbia Falls | Form 990 | $2,185,362FY2024 |
| The Ark Pope Memorial Animal ShelterCherryfield | Form 990 | $2,154,852FY2024 |
| Downeast Institute for Applied Marine Research and Education IncBeals | Form 990 | $2,042,563FY2024 |
| Peace Ridge SancturyBrooks | Form 990 | $1,951,725FY2024 |
| Maine State Society for the Protection of AnimalsSouth Windham | Form 990 | $1,807,063FY2024 |
| Kennebec Valley Humane SocietyAugusta | Form 990 | $1,701,780FY2024 |
| Bangor Humane SocietyBangor | Form 990 | $1,558,550FY2026 |
| Grammy Rose Dog Rescue and Sanctuary IncActon | Form 990 | $1,374,722FY2025 |
| Society for the Prevention of Cruelty to Animals of Hancock CtyTrenton | Form 990 | $1,294,213FY2024 |
| Pope Memorial Humane Society of Knox CountyRockland | Form 990 | $1,280,703FY2024 |
| Maine Animal Health AllianceAugusta | Form 990 | $1,230,911FY2024 |
| Greater Androscoggin Humane SocietyLewiston | Form 990 | $1,203,488FY2025 |
| Protectors of Animal Life SocietyWinthrop | Form 990 | $1,145,743FY2025 |
| Responsible Pet Care of Oxford HillsSouth Paris | Form 990 | $984,617FY2025 |
| P A W S Animal Adoption CenterRockport | Form 990 | $954,861FY2024 |
| Humane Society Waterville AreaWaterville | Form 990 | $879,046FY2024 |
| Harvest Hills Animal Shelter IncFryeburg | Form 990 | $870,974FY2025 |
| Avian HavenFreedom | Form 990 | $756,210FY2024 |
| Homeless Animal Rescue Team of Maine IncCumberland | Form 990 | $724,262FY2024 |
| Safe Haven Humane SocietyWells | Form 990 | $644,441FY2025 |
| Somerset Humane SocietySkowhegan | Form 990 | $624,136FY2025 |
| Project ShareCherryfield | Form 990 | $610,930FY2024 |
| Center for Wildlife StudiesCamden | Form 990 | $596,060FY2024 |
| New England Veterinary Medical AssociationPortland | Form 990 | $589,101FY2024 |
| Darrowby Farm SanctuaryJefferson | Form 990 | $513,034FY2025 |
| Franklin County Animal ShelterFarmington | Form 990 | $498,909FY2024 |
| Rescue Charlies FriendsWoolwich | Form 990 | $344,898FY2025 |
| Central Aroostook Humane SocietyPresque Isle | Form 990 | $315,168FY2025 |
| Miracle German Shepherd Dog Rescue of MaineSearsmont | Form 990 | $312,112FY2025 |
| Another Chance Animal RescueNorth Berwick | Form 990 | $297,049FY2025 |
| Houlton Humane SocietyHoulton | Form 990 | $280,279FY2024 |
| Spirits PlaceNewport | Form 990 | $276,188FY2024 |
| Messenger Animal Rescue IncHarrington | Form 990 | $255,182FY2025 |
| New England Lab Rescue IncLimerick | Form 990 | $252,321FY2024 |
| Safe Harbor SanctuaryBrooks | Form 990 | $251,327FY2025 |
| Pixels Posse IncOrrington | Form 990 | $243,441FY2025 |
| Stanwood Wildlife SanctuaryEllsworth | Form 990 | $226,836FY2025 |
| Hirundo Wildlife TrustOrono | Form 990 | $194,517FY2025 |
| Bluefin CollaborativeOgunquit | Form 990-EZ | $185,639FY2024 |
| Whistle Pig Animal Welfare Service CorporationAlna | Form 990-EZ | $184,254FY2024 |
| Grateful Dog Animal Rescue IncPortland | Form 990-EZ | $181,296FY2025 |
| Bagaduce River Equine RescueBrooksville | Form 990-EZ | $178,868FY2025 |
| Maine Coast Animal RescueNorthport | Form 990-EZ | $178,431FY2024 |
| Animal OrphanageOrono | Form 990 | $166,885FY2023 |
1 to 50 of 240