| Unforgettable Underdogs Dog RescueLittle Chute | Form 990-EZ | $61,690FY2025 |
| Orphan Animal Rescue and Sanctuary IncNeenah | Form 990-EZ | $60,828FY2024 |
| HEART2HEART Pet LifelineLa Crosse | Form 990-EZ | $60,701FY2025 |
| Community Cat IncWhitewater | Form 990-EZ | $60,214FY2024 |
| Toto Foundation IncKing | Form 990-EZ | $58,192FY2025 |
| Sol Criations Farm Sanctuary IncEndeavor | Form 990-EZ | $57,084FY2025 |
| Greyhound Pets of AmericaHubertus | Form 990-EZ | $56,745FY2024 |
| Muskies IncMadison | Form 990-EZ | $54,415FY2025 |
| Manitowoc County Fish and Game Protective AssociationManitowoc | Form 990 | $53,080FY2024 |
| Zoological Society of Kewaunee County IncKewaunee | Form 990-EZ | $52,768FY2025 |
| Pepin County Humane SocietyDurand | Form 990-EZ | $51,760FY2024 |
| Ruff Luck Dog Rescue IncFranklin | Form 990-N | No figure |
| North American Deutsch Kurzhaar ClubGrafton | Form 990-EZ | $49,355FY2025 |
| Valley Cats IncNeenah | Form 990-N | No figure |
| Door County Scottie Rally IncBaileys Harbor | Form 990-N | No figure |
| Veterinary Association for Farm Animal WelfareMilwaukee | Form 990-N | No figure |
| Sheboygan County Conservation Association IncorporatedSheboygan | Form 990-EZ | $43,932FY2024 |
| Canine CupidsWest Allis | Form 990-N | No figure |
| Refuge Farms IncSpring Valley | Form 990-N | No figure |
| Wildwood Park Zoological Society Inc of Marshfield WisconsinMarshfield | Form 990-N | No figure |
| Winstons WishesJanesville | Form 990-EZ | $38,867FY2024 |
| Namaste Equine Rescue LtdUnion Grove | Form 990-N | No figure |
| Lavalley IncHowards Grove | Form 990-EZ | $36,594FY2024 |
| Trout UnlimitedGreen Bay | Form 990-EZ | $35,967FY2026 |
| Thyme & Sage Ranch IncCazenovia | Form 990-N | No figure |
| Frostys Fosters Animal Rescue IncWaupun | Form 990-N | No figure |
| Gray Muzzle Organization of NE Wisconsin IncAppleton | Form 990-N | No figure |
| Second Chance Fund IncLodi | Form 990-N | No figure |
| Cold Noses Sanctuary IncPewaukee | Form 990-N | No figure |
| Wisconsin Federated Humane Societies IncMadison | Form 990-N | No figure |
| In Dem Wald Wildlife Center IncNew Glarus | Form 990-N | No figure |
| Helping Hands for PetsSomerset | Form 990-N | No figure |
| Mutt Life Dog Rescue of WisconsinCedarburg | Form 990-N | No figure |
| Briarton Conservation Club IncPulaski | Form 990-EZ | $21,472FY2025 |
| Wisconsin Bear Hunters FoundationincBerlin | Form 990-N | No figure |
| Friends of the Necedah National Wildlife RefugeNecedah | Form 990-N | No figure |
| Animal Rescue and Veterinaryservices and SupportSun Prairie | Form 990-N | No figure |
| Holyland Donkey Haven IncMount Calvary | Form 990-N | No figure |
| Driftless Whitetails IncIndependence | Form 990-EZ | $12,139FY2025 |
| Daisy Acres IncHartford | Form 990-N | No figure |
| Wings Raptor Center IncCambridge | Form 990-N | No figure |
| Lisa Levenstein FoundationMequon | Form 990-N | No figure |
| Maaviva - the Institute for Interconnectedness IncEagle | Form 990-N | No figure |
| Chesapeake Retriever Rescue of WisconsinAppleton | Form 990-N | No figure |
| Academy of Veterinary Surgical TechniciansMonona | Form 990-N | No figure |
| The Lost Companion IncWild Rose | Form 990-N | No figure |
| Arfs German Shepherd IncPoynette | Form 990-N | No figure |
| Trempealeau Region Alley Cat Society IncGalesville | Form 990-N | No figure |
| People for Animal Welfare SocietyRice Lake | Form 990-N | No figure |
| Wisconsin Smallmouth Alliance LtdMadison | Form 990-N | No figure |