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Data / Nonprofits / Wisconsin / Altoona

Nonprofits in Altoona, WI: 60 registered with the IRS

60 nonprofits are registered with the IRS in Altoona, WI, 53 of them 501(c)(3) charities; the 12 that report revenue took in $265.8 million. The largest by revenue: Group Health Co-Operative of Eau Claire ($230.1 million), Nbi-Sems Inc ($24.3 million), North Central States Regional Council of Carpenters TRNG Fund ($6.3 million). Most common causes: youth development (15), recreation and sports (6), education (5).

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Every organization, largest by revenue first

OrganizationCategoryTypeSinceRevenueAssetsFiling
Group Health Co-Operative of Eau ClaireHealth care501(c)(3)1994$230.1 million$80.3 million2024-12
Nbi-Sems IncEducation501(c)(3)1999$24.3 million$27.2 million2025-12
North Central States Regional Council of Carpenters TRNG Fund501(c)(3)1977$6.3 million$15.2 million2024-12
Eau Claire Golf & Country Club501(c)(7)1979$3.7 million$5.8 million2024-12
Eau Claire County Housing IncHousing and shelter501(c)(3)2020$498,011$1 million2024-12
Joshuas Camp CorporationYouth development501(c)(3)2012$282,047$863,9382024-12
Altoona Youth Hockey AssociationRecreation and sports501(c)(3)2025$175,177$128,5282025-12
Altoona Youth Softball & BaseballRecreation and sports501(c)(3)2014$151,391$128,1792025-12
Whitetails Unlimited IncEnvironment501(c)(3)1986$95,402$58,5742025-06
Chippewa Valley Pickleball ClubRecreation and sports501(c)(3)2019$74,539$81,3182026-05
Sofas for Service IncPublic and societal benefit501(c)(3)2016$64,135$74,7652024-12
Islamic Society of Northern Wisconsin501(c)(3)1983$60,100$348,0012022-12
46 North Astronomy CenterScience and technology501(c)(3)2024$0$02025-09
Altoona Area Foundation IncEducation501(c)(3)1994$0$02025-12
Altoona Athletic Booster Club IncEducation501(c)(3)2016$0$02025-07
Altoona Compassion Coalition IncorporatedHuman services501(c)(3)2019$0$02025-12
Altoona High School Alumni AssociationHuman services501(c)(7)2019$0$02025-12
Altoona Historical SocietyArts, culture and humanities501(c)(3)2016$0$02025-12
Altoona Music Boosters IncEducation501(c)(3)1988$0$02025-12
Bethlehem Lutheran Church501(c)(3)19412013-12
Bike Chippewa ValleyRecreation and sports501(c)(3)2023$0$02026-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin System501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Board of Regents of the University of Wisconsin SystemYouth development501(c)(3)2014$0$02025-06
Catholic Order of Foresters501(c)(8)1972$0$02023-12
Changing Lives of Liberians IncHuman services501(c)(3)2023$0$02024-12
Chapel of the Resurrection Foundation IncReligion-related501(c)(3)2006$0$02025-12
Cheer AmbassadorsRecreation and sports501(c)(3)2024$0$02025-06
Chippewa Valley Cat Club IncAnimal-related501(c)(3)2019$0$02024-12
Disabled American Veterans501(c)(4)1942$0$02024-06
Eau Claire County Crime Stoppers IncCrime and legal-related501(c)(3)2015$0$02025-12
Ecwit IncArts, culture and humanities501(c)(3)2022$0$02025-12
Friends of Lake AltoonaEnvironment501(c)(3)2023$0$02025-12
Giving Mac IncPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2023$0$02024-12
Honey LiteraryArts, culture and humanities501(c)(3)2021$0$02024-12
Integrity TrustPhilanthropy, voluntarism and grantmaking foundations501(c)(3)2012$872025-12
International Association for Astronomical StudiesScience and technology501(c)(3)2015$0$02025-12
La Peche Community Foundation IncCommunity improvement and capacity building501(c)(3)2023$0$02025-12
Midwest Hydro Users Group IncCommunity improvement and capacity building501(c)(6)2018$0$02025-12
NW Wisconsin Athlete Outreach IncRecreation and sports501(c)(3)2026
National Fraternal Order of Police501(c)(8)1952$0$02026-06
Northwestern Wisconsin Breastfeeding NetworkHealth care501(c)(3)2016$0$02025-12
Otter Creek Christian Academy501(c)(3)1947
Russell Cornea Badgers 4H501(c)(3)2014$0$02025-06
Third Ward Neighborhood Association-Eau ClaireCommunity improvement and capacity building501(c)(3)2024$0$02025-12
Veterans of Foreign Wars of the United States Dept of Wisconsin501(c)(19)1973$0$02025-06
World of Scouting Museum IncArts, culture and humanities501(c)(3)2007$14,9702025-12
Youth Activities Support Associatio N LLCEducation501(c)(3)2025$0$02025-12

By cause in Altoona, WI

Nonprofits in every city of the state

Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.