Organizations
Largest first
By revenue on the last return. Organizations that file Form 990-N report no figures and come last.
| Organization | Return | Revenue |
|---|---|---|
| Hurley Education Foundation IncHurley | Form 990-EZ | $90,992FY2026 |
| La Crosse Skyrockers IncLa Crosse | Form 990-EZ | $90,804FY2025 |
| Marathon County Deputy Sheriffs Benevolent Association IncWausau | Form 990-EZ | $90,710FY2025 |
| Brown County First RoboticsManitowoc | Form 990-EZ | $89,390FY2025 |
| Waukesha West Booster Club IncWaukesha | Form 990-EZ | $89,307FY2026 |
| Fort Atkinson Music Boosters AssociationFort Atkinson | Form 990-EZ | $89,265FY2025 |
| Parent Booster USA IncWhitewater | Form 990-EZ | $89,002FY2026 |
| Edith Stein Education Partners IncElkhorn | Form 990-EZ | $88,033FY2025 |
| Onalaska Foundation for Educational Excellence IncOnalaska | Form 990-EZ | $87,778FY2024 |
| Elm Grove Community Foundation IncElm Grove | Form 990-EZ | $86,770FY2025 |
| Wisconsin Women in Government IncMadison | Form 990-EZ | $85,958FY2025 |
| Reading Connections IncHobart | Form 990-EZ | $85,520FY2025 |
| Cable Community FarmCable | Form 990-EZ | $85,137FY2025 |
| Friends of Memorial High School IncEau Claire | Form 990-EZ | $85,120FY2025 |
| West Athletic Boosters IncMadison | Form 990-EZ | $84,714FY2025 |
| Sauk Prairie Sports Booster ClubPrairie du Sac | Form 990-EZ | $84,409FY2025 |
| Friends of Sequoya Branch Library IncMadison | Form 990-EZ | $84,287FY2025 |
| Friends of Winskill PTO IncLancaster | Form 990-EZ | $82,985FY2025 |
| Warhawk Band BoostersGermantown | Form 990-EZ | $82,974FY2025 |
| Germantown Athletic Booster ClubGermantown | Form 990-EZ | $82,853FY2025 |
| Prescott Sportsmans ClubPrescott | Form 990-EZ | $82,773FY2024 |
| PBS Concessions IncGreen Bay | Form 990-EZ | $82,695FY2025 |
| Memorial Spartans Athletics Booster ClubMadison | Form 990-EZ | $82,512FY2025 |
| Classmates Literacy Foundation IncMiddleton | Form 990-EZ | $82,168FY2025 |
| Elkhart Lake Glenbeulah Education Foundation IncElkhart Lake | Form 990-EZ | $81,881FY2025 |
| Fort Atkinson High School Alumni Association FoundationFort Atkinson | Form 990 | $81,728FY2025 |
| Oconomowoc High School Band AIDS IncOconomowoc | Form 990-EZ | $81,705FY2026 |
| Wisconsin Council for the Social StudiesChippewa Falls | Form 990-EZ | $80,526FY2025 |
| Pewaukee School District Parent- Teacher Organization IncPewaukee | Form 990-EZ | $80,392FY2025 |
| De Pere Wrestling Booster Club IncDe Pere | Form 990-EZ | $80,291FY2026 |
| American Black Belt AcademyOshkosh | Form 990-EZ | $80,044FY2025 |
| Beyond the Books IncGreenfield | Form 990-EZ | $79,664FY2024 |
| Lake Holcombe Improvement Association IncHolcombe | Form 990-EZ | $79,599FY2025 |
| Performing Arts Student Scholarship IncSuperior | Form 990-EZ | $79,337FY2025 |
| Dixon Elementary School PTO IncBrookfield | Form 990-EZ | $79,309FY2025 |
| Wisconsin Physical Therapy FundMcFarland | Form 990-EZ | $79,273FY2024 |
| Mukwonago Athletic Booster ClubMukwonago | Form 990-EZ | $79,168FY2025 |
| Onalaska High School Show Choir Parent Support GroupOnalaska | Form 990-EZ | $78,995FY2026 |
| Little Spanish English School LtdWisconsin Rapids | Form 990-EZ | $78,992FY2025 |
| Casa HispanaMenasha | Form 990-EZ | $78,842FY2025 |
| Basd FoundationBurlington | Form 990-EZ | $78,324FY2024 |
| Leadership Development Academy IncJanesville | Form 990-EZ | $78,288FY2025 |
| Appleton North Sports Booster Club IncAppleton | Form 990-EZ | $78,077FY2025 |
| Oconomowoc Gridiron Club IncOconomowoc | Form 990-EZ | $77,973FY2025 |
| Rebel Golf OutingMiddleton | Form 990-EZ | $77,437FY2024 |
| Participatory Learning and Teaching Organization IncMadison | Form 990-EZ | $77,265FY2025 |
| Milton Football Boosters IncMilton | Form 990-EZ | $77,178FY2025 |
| Watertown Agri-Business Club IncWatertown | Form 990-EZ | $77,163FY2025 |
| Ronald Reagan Home and School Association IncNew Berlin | Form 990-EZ | $77,069FY2025 |
| Music Teachers National Association IncMadison | Form 990-EZ | $77,002FY2025 |
401 to 450 of 2,754