Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Woodland Park Zoological SocietySeattle | Form 990 | $83,715,805FY2024 |
| Seattle Aquarium Society-SeasSeattle | Form 990 | $54,098,416FY2024 |
| Progressive Animal Welfare Society IncLynnwood | Form 990 | $18,325,910FY2024 |
| Humane Society for Seattle-King CoBellevue | Form 990 | $16,306,132FY2025 |
| Tacoma-Pierce County Humane Society & Scty Prevention Cruelty AnimalsTacoma | Form 990 | $13,042,092FY2025 |
| Vancouver Humane Society & Society for the Prevention of Cruelty to aVancouver | Form 990 | $12,649,571FY2024 |
| Hood Canal Slmon Enhancement GroupBelfair | Form 990 | $11,691,184FY2025 |
| Pasados Safe HavenSultan | Form 990 | $11,445,020FY2025 |
| Christian Veterinary Mission FoundationLynnwood | Form 990 | $9,138,410FY2025 |
| Big Life Foundation USASeattle | Form 990 | $7,890,389FY2025 |
| Long Live the KingsSeattle | Form 990 | $5,470,384FY2024 |
| Auburn Valley Humane SocietyAuburn | Form 990 | $5,052,921FY2024 |
| Kitsap Humane SocietySilverdale | Form 990 | $5,028,222FY2024 |
| Yakima Humane SocietyYakima | Form 990 | $4,330,992FY2024 |
| South Puget Sound Salmon Enhancement GroupOlympia | Form 990 | $4,016,139FY2025 |
| Wenatchee Valley Humane Society IncWenatchee | Form 990 | $3,832,046FY2025 |
| Banfield FoundationVancouver | Form 990 | $3,829,027FY2024 |
| Whatcom Humane SocietyBellingham | Form 990 | $3,809,777FY2024 |
| Olddog HavenOak Harbor | Form 990 | $3,809,069FY2025 |
| Nooksack Salmon Enhancement AssociationBellingham | Form 990 | $3,551,878FY2024 |
| The International Snow Leopard TrustSeattle | Form 990 | $3,509,526FY2024 |
| Spokanimal C A R ESpokane | Form 990 | $3,176,624FY2024 |
| Mid Puget Sound Fisheries Enhancement GroupSeattle | Form 990 | $3,151,760FY2024 |
| Humane Society of Skagit ValleyBurlington | Form 990 | $3,090,730FY2025 |
| Cascade Columbia Fisheries Enhancement GroupWenatchee | Form 990 | $3,005,982FY2024 |
| Animal Aid UnlimitedSeattle | Form 990 | $3,002,896FY2024 |
| Homeward Pet Adoption CenterWoodinville | Form 990 | $2,934,918FY2024 |
| Spokane Humane SocietySpokane | Form 990 | $2,665,159FY2024 |
| Pet PartnersBellevue | Form 990 | $2,432,397FY2024 |
| Peter Emily International Veterinary Dental FoundationBattle Ground | Form 990 | $2,382,422FY2024 |
| Skagit Fisheries Enhancement GroupMount Vernon | Form 990 | $2,325,921FY2024 |
| Bellas VoiceLynnwood | Form 990 | $2,079,492FY2025 |
| Wolf Haven InternationalTenino | Form 990 | $2,051,413FY2024 |
| Whidbey Animals Improvement FoundationCoupeville | Form 990 | $2,021,292FY2024 |
| Wild Fish ConservancyDuvall | Form 990 | $1,964,189FY2025 |
| Hood Canal Coordinating CouncilPoulsbo | Form 990 | $1,949,073FY2025 |
| Seattle Area Feline RescueShoreline | Form 990 | $1,877,348FY2024 |
| Chimpanzee Sanctuary NorthwestCle Elum | Form 990 | $1,862,471FY2024 |
| SR3 Sealife Response Rehabilitation and ResearchDes Moines | Form 990 | $1,798,609FY2024 |
| Blue Mountain Humane SocietyWalla Walla | Form 990 | $1,737,572FY2024 |
| Save a Forgotten EquineSnohomish | Form 990 | $1,702,544FY2025 |
| Darwins Ark FoundationEdmonds | Form 990 | $1,676,759FY2024 |
| World VetsGig Harbor | Form 990 | $1,675,148FY2024 |
| Point Defiance Zoological SocietyTacoma | Form 990 | $1,671,113FY2025 |
| Wild Love PreserveKingston | Form 990 | $1,663,455FY2024 |
| North Olympic Salmon CoalitionPort Townsend | Form 990 | $1,634,418FY2025 |
| Pet SaversSpokane Valley | Form 990 | $1,605,294FY2025 |
| Zoological Society of WashingtonIssaquah | Form 990 | $1,563,019FY2024 |
| Smelts Sea Mammal Education Learning Training SocietySedro-Woolley | Form 990 | $1,542,398FY2024 |
| Feral Cat Spay-Neuter ProjectLynnwood | Form 990 | $1,524,394FY2024 |
1 to 50 of 949