Data / Nonprofits / Wisconsin / Appleton
Nonprofits in Appleton, WI: 720 registered with the IRS
720 nonprofits are registered with the IRS in Appleton, WI, 589 of them 501(c)(3) charities; the 254 that report revenue took in $2.28 billion. The largest by revenue: Thedacare Regional Medical Center- Appleton Inc ($492.1 million), Ascension Ne Wisconsin Inc ($402.3 million), Thedacare Regional Medical Center - Neenah Inc ($331.4 million). Most common causes: education (67), recreation and sports (53), human services (53).
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The 500 largest by revenue
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Thedacare Regional Medical Center- Appleton Inc | Health care | 501(c)(3) | 1959 | $492.1 million | $966.2 million | 2025-06 |
| Ascension Ne Wisconsin Inc | Health care | 501(c)(3) | 1946 | $402.3 million | $282.8 million | 2025-06 |
| Thedacare Regional Medical Center - Neenah Inc | Health care | 501(c)(3) | 1935 | $331.4 million | $737 million | 2025-06 |
| Thrivent Charitable Impact & Investing | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $192 million | $1.10 billion | 2025-12 |
| Lawrence University of Wisconsin | Education | 501(c)(3) | 1965 | $137.9 million | $680.6 million | 2025-06 |
| Thedacare Medical Center-Shawano Inc | Health care | 501(c)(3) | 1963 | $115.1 million | $187.6 million | 2025-06 |
| Thedacare Medical Center-Berlin Inc | Health care | 501(c)(3) | 1937 | $67 million | $67.6 million | 2025-06 |
| Thedacare Medical Center-Waupaca Inc | Health care | 501(c)(3) | 1956 | $61.9 million | $177.8 million | 2025-06 |
| Community Foundation for the Fox Valley Region Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1986 | $60.6 million | $536.6 million | 2024-12 |
| Young Mens Christian Association of the Fox Cities Inc | Human services | 501(c)(3) | 1942 | $38.8 million | $67.5 million | 2025-12 |
| Thedacare Medical Center New London Inc | Health care | 501(c)(3) | 1975 | $37.9 million | $158.5 million | 2025-06 |
| Boys & Girls Club Fox Valley Inc | Human services | 501(c)(3) | 1977 | $27 million | $33.4 million | 2024-12 |
| Community Blood Center Inc | Health care | 501(c)(3) | 1957 | $21.9 million | $29.3 million | 2024-12 |
| Partnership Community Health Center Inc | Health care | 501(c)(3) | 2007 | $16.9 million | $10 million | 2025-12 |
| Mosaic Family Health Inc | Health care | 501(c)(3) | 2016 | $16.4 million | $19.4 million | 2025-06 |
| Valley Packaging Industries Inc | Employment | 501(c)(3) | 1958 | $14.6 million | $15.4 million | 2024-12 |
| Thedacare Medical Center-Wild Rose Inc | Health care | 501(c)(3) | 1959 | $14.2 million | $6.7 million | 2025-06 |
| Catalpa Health Inc | Diseases, disorders and medical disciplines | 501(c)(3) | 2013 | $13.6 million | $9.9 million | 2024-12 |
| National Association of Tax Professionals Inc | 501(c)(6) | 1980 | $13.2 million | $14.9 million | 2024-12 | |
| Fox Cities Performing Arts Center Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $11.2 million | $88 million | 2025-06 |
| Agape of Appleton Inc | 501(c)(3) | 1975 | $9.3 million | $6.6 million | 2025-12 | |
| Pillars Inc | Housing and shelter | 501(c)(3) | 1987 | $9 million | $14.3 million | 2025-09 |
| Mooring Programs Incorporated | 501(c)(3) | 1978 | $8 million | $3.1 million | 2025-12 | |
| Thedacare Family of Foundations Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $7.7 million | $70.8 million | 2025-06 |
| Girl Scouts of the Northwestern Great Lakes Inc | Youth development | 501(c)(3) | 1980 | $6.6 million | $15.5 million | 2025-09 |
| Fox Valley Technical College Foundation Inc | 501(c)(3) | 1978 | $6.2 million | $29.8 million | 2025-06 | |
| Basic Needs Giving Partnership Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $5.5 million | $6.4 million | 2024-12 |
| International Conference On Learning Representations | Science and technology | 501(c)(3) | 2019 | $5.1 million | $3.6 million | 2024-12 |
| The Mooring Foundation Inc | 501(c)(3) | 1980 | $4.6 million | $10.5 million | 2025-12 | |
| Butte Des Morts Country Club Inc | 501(c)(7) | 1942 | $4.4 million | $5.6 million | 2025-11 | |
| Plumbing and Pipefitting Educational Program | Education | 501(c)(3) | 2015 | $4 million | $3.5 million | 2025-05 |
| Life Promotions Inc | Youth development | 501(c)(3) | 1982 | $3.9 million | $2 million | 2025-10 |
| Boy Scouts of America | Youth development | 501(c)(3) | 1965 | $3.8 million | $28.6 million | 2024-12 |
| Trout Museum of Art Inc | Arts, culture and humanities | 501(c)(3) | 1966 | $3.2 million | $16.1 million | 2024-12 |
| Tri-County Community Dental Clinic Inc | Health care | 501(c)(3) | 2003 | $2.9 million | $7.9 million | 2025-12 |
| Us 2 Behavioral Health Care Inc | Mental health and crisis intervention | 501(c)(3) | 2020 | $2.9 million | $2.7 million | 2025-12 |
| Fox Cities Convention & Visitors Bureau Inc | 501(c)(6) | 1989 | $2.8 million | $7.7 million | 2025-12 | |
| The Building for Kids Inc | Arts, culture and humanities | 501(c)(3) | 1991 | $2.7 million | $5.1 million | 2025-12 |
| The Family Radio Network Inc | 501(c)(3) | 1981 | $2.6 million | $7 million | 2025-12 | |
| Villa Hope Incorporated | 501(c)(3) | 1970 | $2.6 million | $1.3 million | 2024-12 | |
| Harbor House Domestic Abuse Programs Inc | Employment | 501(c)(3) | 1997 | $2.5 million | $9 million | 2025-09 |
| Fox Cities Sports Development Inc | Recreation and sports | 501(c)(3) | 2017 | $2.4 million | $1.9 million | 2025-12 |
| Vida Inc | 501(c)(3) | 1984 | $2.2 million | $5.1 million | 2024-12 | |
| Appleton Ice Inc | Recreation and sports | 501(c)(3) | 1997 | $2.1 million | $3.9 million | 2025-06 |
| Fox Cities Chamber of Commerce & Industry Inc | 501(c)(6) | 1977 | $2 million | $1.6 million | 2025-12 | |
| Fox Valley Humane Association | Animal-related | 501(c)(3) | 1980 | $1.8 million | $2.9 million | 2024-12 |
| Realtors Associations of Northeast Wisconsin Inc | 501(c)(6) | 1972 | $1.8 million | $6.6 million | 2024-12 | |
| Fox-Wolf Watershed Alliance Inc | Science and technology | 501(c)(3) | 1996 | $1.8 million | $958,948 | 2025-12 |
| Project Bridges Day Care Center and Preschool Inc | Human services | 501(c)(3) | 1980 | $1.8 million | $493,129 | 2024-12 |
| Mary Beth Nienhaus Activity Center Inc | Human services | 501(c)(3) | 2018 | $1.7 million | $7.1 million | 2025-12 |
| Missions of Honor Inc | Public and societal benefit | 501(c)(3) | 2009 | $1.7 million | $3.4 million | 2025-12 |
| Gordon Bubolz Nature Preserve Inc | 501(c)(3) | 2003 | $1.7 million | $7 million | 2025-06 | |
| St Vincent de Paul Society of Appleton Inc | 501(c)(3) | 1946 | $1.5 million | $2.2 million | 2025-09 | |
| Catalysis Inc | Health care | 501(c)(3) | 2010 | $1.5 million | $1.2 million | 2025-12 |
| Midwest Growth Inc | Community improvement and capacity building | 501(c)(4) | 2016 | $1.5 million | $47,606 | 2024-12 |
| Rural Schools Collaborative Inc | Education | 501(c)(3) | 2014 | $1.4 million | $962,136 | 2025-06 |
| Appleton Education Foundation Inc | Crime and legal-related | 501(c)(3) | 1997 | $1.4 million | $12.2 million | 2024-12 |
| International Brotherhood of Electrical Workers | 501(c)(5) | 1944 | $1.3 million | $2.9 million | 2025-12 | |
| Kenya Works Inc | Education | 501(c)(3) | 2005 | $1.3 million | $132,652 | 2024-12 |
| Family Training Program Inc | Human services | 501(c)(3) | 1987 | $1.2 million | $347,537 | 2025-12 |
| Cots Inc | Housing and shelter | 501(c)(3) | 1998 | $1.2 million | $3.1 million | 2025-12 |
| Respite Care Association of Wisconsin Inc | Human services | 501(c)(3) | 2000 | $1.2 million | $188,319 | 2025-12 |
| African Heritage Inc | Arts, culture and humanities | 501(c)(3) | 2000 | $1.2 million | $790,705 | 2024-12 |
| Riverview Gardens Inc | Environment | 501(c)(3) | 2014 | $1.1 million | $5.2 million | 2025-12 |
| Blazing Hearts | Recreation and sports | 501(c)(3) | 2019 | $1.1 million | $185,248 | 2024-12 |
| Nami Fox Valley Inc | 501(c)(3) | 1991 | $1.1 million | $2.2 million | 2024-12 | |
| Soar Fox Cities Inc | Human services | 501(c)(3) | 2007 | $1.1 million | $1.9 million | 2024-12 |
| Appleton Downtown Inc | 501(c)(6) | 1993 | $1 million | $772,436 | 2024-12 | |
| Faith Child Care Inc | Human services | 501(c)(3) | 1941 | $1 million | $830,636 | 2024-12 |
| Fox Valley Cooperative Farm Management Association | 501(c)(5) | 1950 | $1 million | $1.4 million | 2025-06 | |
| Celebration Lutheran School Inc | 501(c)(3) | 1941 | $1 million | $63,005 | 2025-06 | |
| Wisconsin State Alliance of Ymcas | Youth development | 501(c)(4) | 2019 | $1 million | $819,825 | 2024-12 |
| Mielke Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1965 | $998,922 | $12.2 million | 2024-12 |
| Womens Fund for the Fox Valley Region Inc | 501(c)(3) | 2007 | $864,814 | $3.8 million | 2024-12 | |
| Appleton Cemetery Association | 501(c)(13) | 1941 | $854,073 | $6.1 million | 2026-06 | |
| Fox Cities Racquet Club Inc | Recreation and sports | 501(c)(7) | 1999 | $838,855 | $1.6 million | 2025-05 |
| Outagamie County Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 1969 | $836,463 | $4.7 million | 2025-12 |
| Neighborhood Housing Inc | Housing and shelter | 501(c)(3) | 2007 | $801,988 | $2.9 million | 2025-12 |
| Fox Valley Symphony Orchestra Association Inc | 501(c)(3) | 1966 | $792,313 | $1.1 million | 2025-06 | |
| Valley Kids Foundation Inc | Human services | 501(c)(3) | 1992 | $768,398 | $2.3 million | 2025-06 |
| Music That Matters Inc | Arts, culture and humanities | 501(c)(3) | 2008 | $745,875 | $1.4 million | 2024-12 |
| People of Progression Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $720,328 | $415,457 | 2024-12 |
| Appleton Y M C A Endowment Trust | Human services | 501(c)(3) | 1958 | $713,126 | $5.5 million | 2025-06 |
| Conference On Language Modeling Inc | Social science | 501(c)(3) | 2024 | $712,337 | $392,781 | 2025-01 |
| Wisconsin Police Leadership Foundation Inc | Community improvement and capacity building | 501(c)(3) | 1996 | $696,192 | $560,102 | 2025-09 |
| Villa Phoenix Inc | Mental health and crisis intervention | 501(c)(3) | 1973 | $687,031 | $610,521 | 2024-12 |
| Grass Hoppers Sports Inc | Recreation and sports | 501(c)(3) | 2014 | $684,708 | $259,808 | 2025-12 |
| Wisconsin Veterans Village Association Inc | Housing and shelter | 501(c)(3) | 2019 | $682,536 | $5.6 million | 2024-12 |
| Friends of Appleton Library Incorporated | Education | 501(c)(3) | 1987 | $673,991 | $14.1 million | 2024-12 |
| Casa of the Fox Cities Inc | Crime and legal-related | 501(c)(3) | 2012 | $657,018 | $352,340 | 2024-12 |
| Fox Valley Literacy Council Inc | Human services | 501(c)(3) | 1991 | $636,488 | $1.2 million | 2024-12 |
| Appleton Area Hockey Association Inc | Recreation and sports | 501(c)(3) | 2000 | $619,791 | $257,629 | 2026-04 |
| Northeast Wisconsin Land Trust Inc | Environment | 501(c)(3) | 1996 | $618,953 | $3.9 million | 2024-12 |
| Fox Valley Lions Medical Equipment Locker Inc | Health care | 501(c)(3) | 2023 | $591,182 | $769,816 | 2025-06 |
| St Joseph Cemetery Inc | Mutual and membership benefit | 501(c)(13) | 2010 | $583,898 | $3.8 million | 2025-06 |
| Fox Cities Marathon Inc | 501(c)(3) | 1991 | $576,894 | $435,059 | 2025-12 | |
| Boldt Family Fund Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $568,460 | $4.1 million | 2024-12 |
| Saving Paws Animal Rescue Inc | Animal-related | 501(c)(3) | 2006 | $563,078 | $1.5 million | 2024-12 |
| Appleton Yacht Club | 501(c)(7) | 1974 | $561,172 | $1.6 million | 2024-12 | |
| William J & Barbara A Schmidt Family Foundation Inc | Employment | 501(c)(3) | 1997 | $543,112 | $7 million | 2024-12 |
| Timber Rattlers Give Back Inc | Human services | 501(c)(3) | 2019 | $542,924 | $245,596 | 2025-12 |
| Mechanical Contractors Association of N Central Wi Industry Fund | 501(c)(6) | 1988 | $541,002 | $827,413 | 2024-12 | |
| Dyslexia Reading Connection Inc | Education | 501(c)(3) | 2014 | $527,213 | $204,614 | 2025-12 |
| Northeast Wisconsin Hmong Professionals Incorporated | Arts, culture and humanities | 501(c)(3) | 2021 | $518,098 | $173,785 | 2025-12 |
| Joyful Noise Childrens Center LLC | Human services | 501(c)(3) | 1941 | $513,694 | $125,397 | 2025-06 |
| Community Early Learning Center of the Fox Valley Inc | Human services | 501(c)(3) | 2016 | $512,591 | $1.4 million | 2024-12 |
| Doug & Carla Salmon Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $502,736 | $981,970 | 2024-12 |
| Unity Recovery Services Inc | Mental health and crisis intervention | 501(c)(3) | 2018 | $493,405 | $105,964 | 2024-12 |
| Valley Home Builders Association of Wisconsin Inc | 501(c)(6) | 1987 | $484,282 | $1.3 million | 2024-12 | |
| New Mental Health Connection Inc | Mental health and crisis intervention | 501(c)(3) | 2012 | $465,730 | $516,449 | 2025-12 |
| Fox Valley Veterans Council Incorporated | Animal-related | 501(c)(3) | 2010 | $451,877 | $555,352 | 2024-12 |
| Appleton Community Music Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $420,843 | $30,524 | 2025-12 |
| Bargain Garden Inc | Human services | 501(c)(3) | 1992 | $403,969 | $268,481 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $386,791 | $407,238 | 2026-06 |
| St Patricks Catholic Bookstore Inc | 501(c)(3) | 1976 | $374,143 | $386,938 | 2025-12 | |
| American Legion | 501(c)(19) | 1946 | $367,156 | $254,500 | 2024-06 | |
| Organization Services Inc | 501(c)(6) | 1965 | $356,301 | $443,235 | 2025-07 | |
| Pop Warner Little Scholars Inc | Recreation and sports | 501(c)(3) | 1990 | $355,402 | $1.7 million | 2025-12 |
| Mechanical Contractors Association of NW Wisconsin Industry Fund Inc | 501(c)(6) | 1982 | $338,262 | $701,841 | 2025-12 | |
| Fox Valley Lutheran High School Endowment Fund Inc | Education | 501(c)(3) | 1968 | $331,524 | $3.6 million | 2025-12 |
| Us Venture Associates Caring Together Fund Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2016 | $324,105 | $1.1 million | 2025-12 |
| Appleton Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 2015 | $322,306 | $1.1 million | 2025-12 |
| Sutherland Cranial Teaching | Diseases, disorders and medical disciplines | 501(c)(3) | 1954 | $308,308 | $1.4 million | 2024-12 |
| Appleton Alliance Association Inc | Religion-related | 501(c)(3) | 2015 | $297,039 | $215,515 | 2026-06 |
| Wilsonhaus Rescue Inc | Animal-related | 501(c)(3) | 2024 | $296,836 | $137,607 | 2024-12 |
| Riverwind Inc | Religion-related | 501(c)(3) | 2015 | $296,693 | $107,081 | 2025-12 |
| Mechanical Contractors Association of Wisconsin | 501(c)(6) | 1945 | $290,351 | $301,184 | 2024-12 | |
| American Federation of Labor and Congress of Industrial Orgs | Employment | 501(c)(5) | 1956 | $290,245 | $410,404 | 2025-12 |
| Loaves & Fishes of the Fox Valley Inc | Food, agriculture and nutrition | 501(c)(3) | 1999 | $285,201 | $498,695 | 2025-12 |
| Guardians of Tomorrow Inc | Health care | 501(c)(3) | 2019 | $281,706 | $120,082 | 2024-12 |
| The Endowment Trust of the 1St Con- Gregational Church of Appleton Wi | Religion-related | 501(c)(3) | 1974 | $253,965 | $5.6 million | 2025-09 |
| Edgar H and Meta A Hoeneckevulnerable Childrens Foundation Inc | International, foreign affairs and national security | 501(c)(3) | 2007 | $244,880 | $182,334 | 2025-12 |
| Fox Cities Victim Crisis Response | Human services | 501(c)(3) | 2017 | $239,744 | $157,282 | 2025-12 |
| Child Advocacy Centers of Wisconsin Inc | Human services | 501(c)(3) | 2011 | $239,529 | $57,010 | 2024-12 |
| Empowered Tutoring Inc | Education | 501(c)(3) | 2016 | $231,317 | $144,359 | 2025-06 |
| Fox Cares Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $228,624 | $383,607 | 2024-12 |
| Heating Piping Cooling Council | 501(c)(6) | 1965 | $225,844 | $555,558 | 2025-07 | |
| Newvoices Inc | 501(c)(3) | 1984 | $225,309 | $232,726 | 2026-06 | |
| Fox Valley Electrical Constractors Association Inc | Education | 501(c)(3) | 2002 | $222,773 | $334,531 | 2025-12 |
| Community Real Estate and Personal Property Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2004 | $218,761 | $3.6 million | 2024-12 |
| Mechanical Contractors Association of Northwest Wisconsin Inc | 501(c)(6) | 1982 | $218,574 | $584,005 | 2024-12 | |
| Community Action for Healthy Living | Health care | 501(c)(3) | 2010 | $215,581 | $130,486 | 2024-12 |
| Appleton Youth Football Association Inc | Recreation and sports | 501(c)(3) | 2016 | $208,095 | $357,345 | 2024-12 |
| Wisconsin Fox Valley Sheet Metal Contractors Industry Fund Inc | 501(c)(6) | 1981 | $206,979 | $328,132 | 2025-12 | |
| Sheet Metal Industry Program of Madison | Community improvement and capacity building | 501(c)(6) | 2015 | $204,693 | $489,167 | 2025-07 |
| Appleton Boychoir Inc | Arts, culture and humanities | 501(c)(3) | 1986 | $203,146 | $34,328 | 2025-06 |
| Friends of Hearthstone Inc | Arts, culture and humanities | 501(c)(3) | 1987 | $198,478 | $872,332 | 2025-12 |
| Outagamie County Conflict Resolution Center | Human services | 501(c)(3) | 2024 | $193,062 | $124,906 | 2025-12 |
| Helios Heuristic Inc | Human services | 501(c)(3) | 2022 | $192,920 | $47,686 | 2025-12 |
| Mechanical Contractors Association of Central Wisconsin Inc | 501(c)(6) | 1965 | $187,969 | $413,928 | 2024-12 | |
| Littlest Tumor Foundation | Medical research | 501(c)(3) | 2010 | $187,192 | $164,473 | 2025-09 |
| Two Ferrets | Arts, culture and humanities | 501(c)(3) | 2024 | $186,810 | $102,232 | 2025-06 |
| International Association of Agricultural Economists Inc | Community improvement and capacity building | 501(c)(6) | 2013 | $181,597 | $1.3 million | 2025-12 |
| United Sports Association for Youth Inc | Recreation and sports | 501(c)(3) | 1995 | $180,929 | $358,181 | 2025-12 |
| Attic Theatre Inc | Arts, culture and humanities | 501(c)(3) | 1964 | $178,669 | $232,707 | 2025-09 |
| Irish Fest of the Fox Cities | Arts, culture and humanities | 501(c)(3) | 2020 | $176,633 | $57,435 | 2025-12 |
| Creative Downtown Appleton Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $175,874 | $105,350 | 2024-12 |
| Winnegamie Dog Club Incorporated | 501(c)(4) | 1993 | $174,565 | $414,579 | 2025-12 | |
| Appleton Curling Club Inc | 501(c)(7) | 1966 | $169,895 | $467,583 | 2025-06 | |
| Fox Valley Jail Ministries Inc | Human services | 501(c)(3) | 1993 | $168,537 | $60,233 | 2025-12 |
| Belong Wisconsin Corp | Human services | 501(c)(3) | 2024 | $167,915 | $29,031 | 2025-12 |
| Sly Fox Ski Club of the Fox Valley Inc | Recreation and sports | 501(c)(7) | 2014 | $166,680 | $48,896 | 2026-04 |
| Caneille Regional Development Fund Inc | International, foreign affairs and national security | 501(c)(3) | 2010 | $165,049 | $125,610 | 2025-06 |
| Kitsune Kon Inc | Community improvement and capacity building | 501(c)(4) | 2026 | $164,375 | $52,417 | 2026-03 |
| Community Nursery School of Appleton Inc | 501(c)(3) | 1979 | $160,900 | $86,877 | 2025-06 | |
| Chi Phi Wisconsin Alumni Association Inc | Recreation and sports | 501(c)(7) | 2025 | $154,232 | $139,743 | 2025-07 |
| Equipping Church Leaders East Africa Inc | Education | 501(c)(3) | 2026 | $144,017 | $18,268 | 2025-12 |
| Kimberly Youth Basketball Association Inc | Recreation and sports | 501(c)(3) | 2001 | $139,519 | $39,327 | 2025-08 |
| Plumbing Industry Promotional Enterprise | 501(c)(6) | 1965 | $138,803 | $234,520 | 2025-07 | |
| Global Outreach Inc | International, foreign affairs and national security | 501(c)(3) | 1995 | $138,612 | $149,397 | 2025-07 |
| Northern Wi Asbestos Workers Joint Apprenticeship Fund | Education | 501(c)(3) | 2025 | $137,246 | $202,746 | 2025-05 |
| Neenah High School Hockey Boosterclub | Recreation and sports | 501(c)(3) | 2009 | $136,180 | $206,799 | 2025-03 |
| Alternative Center for Education Inc | Education | 501(c)(3) | 2014 | $135,955 | $219,244 | 2025-12 |
| Valley Home Schoolers Inc | Education | 501(c)(3) | 2007 | $130,837 | $67,863 | 2025-06 |
| Appleton Rotary Foundation Inc | 501(c)(3) | 1958 | $128,315 | $5 | 2025-06 | |
| Financial Executives International | 501(c)(6) | 1948 | $127,127 | $202,301 | 2026-06 | |
| Local Government Institute of Wisconsin | Public and societal benefit | 501(c)(3) | 2008 | $126,098 | $171,254 | 2025-12 |
| Known Inc | Human services | 501(c)(3) | 2022 | $124,610 | $46,527 | 2025-12 |
| Grand Chute Baseball Inc | Youth development | 501(c)(3) | 2008 | $122,574 | $69,375 | 2025-08 |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $119,457 | $190,091 | 2025-12 | |
| Appleton Little Leagues Inc | 501(c)(3) | 1968 | $117,806 | $234,898 | 2025-09 | |
| Lamers Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $115,106 | $73,355 | 2024-12 |
| BSC Companies Inc | Housing and shelter | 501(c)(3) | 2025 | $109,222 | $164,514 | 2025-12 |
| Soo Line Historical and Technical Society Inc | 501(c)(3) | 1982 | $104,386 | $365,713 | 2025-12 | |
| Outagamie County Professional Police Assoc | 501(c)(5) | $101,475 | $398,140 | 2025-12 | ||
| Redemption Counsel Ministries Inc | Religion-related | 501(c)(3) | 2023 | $95,753 | $18,479 | 2024-12 |
| Appleton American Legion Baseball Club Inc | Recreation and sports | 501(c)(3) | 2015 | $94,462 | $82,336 | 2024-12 |
| The Hope Center Appleton Inc | Human services | 501(c)(3) | 2017 | $92,806 | $121,841 | 2025-12 |
| Fox Valley Competitive Robotics | Education | 501(c)(3) | 2019 | $92,610 | $41,371 | 2025-12 |
| Horizon of Hope of Wisconsin Inc | International, foreign affairs and national security | 501(c)(3) | 2009 | $92,122 | $148,164 | 2025-12 |
| Burundi Education Fund Inc | Human services | 501(c)(3) | 2011 | $91,585 | $219,693 | 2025-12 |
| Voiture Nationale La Societe Des 40 Hommes Et 8 Chevaux | 501(c)(19) | 1934 | $91,443 | $1.1 million | 2025-06 | |
| Wisconsin Association for Talented and Gifted | 501(c)(3) | 1976 | $85,755 | $112,944 | 2025-06 | |
| Prevent Suicide Fox Cities Inc | Human services | 501(c)(3) | 2010 | $83,373 | $105,086 | 2025-12 |
| Shepherds Care Community Outreach Inc | Religion-related | 501(c)(3) | 2009 | $83,186 | $31,750 | 2025-12 |
| Hazelmade Art Studio Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $82,445 | $33,713 | 2025-12 |
| Vets and Friends of Wisconsin Inc | Public and societal benefit | 501(c)(3) | 2017 | $81,306 | $242,177 | 2025-12 |
| United Steelworkers | 501(c)(5) | 1940 | $81,189 | $283,306 | 2025-12 | |
| Appleton North Sports Booster Club Inc | Education | 501(c)(3) | 2000 | $78,077 | $77,937 | 2025-05 |
| East Central Wisconsin Association of Electrical Inspectors Inc | Community improvement and capacity building | 501(c)(6) | 2000 | $76,814 | $88,935 | 2025-12 |
| B A B E S Inc-Child Abuse Prevention Program | Crime and legal-related | 501(c)(3) | 2001 | $75,943 | $192,189 | 2025-12 |
| Fox Valley Society for Human Resource Management Inc | Community improvement and capacity building | 501(c)(6) | 2003 | $75,278 | $179,942 | 2024-12 |
| Wisconsin Fox Valley Sheet Metal Contractors Association Inc | 501(c)(6) | 1981 | $75,079 | $84,868 | 2025-12 | |
| Read Wisconsin Inc | Education | 501(c)(3) | 2023 | $75,000 | $179,948 | 2025-12 |
| Photo Opp | Public and societal benefit | 501(c)(3) | 2022 | $73,085 | $60,131 | 2025-12 |
| Appleton East Youth Basketball Association Inc | Recreation and sports | 501(c)(3) | 2002 | $72,747 | $17,502 | 2026-06 |
| Kimberly Area Lacrosse Association Inc | Recreation and sports | 501(c)(3) | 2019 | $72,731 | $55,363 | 2025-07 |
| Community Impact Inc | Religion-related | 501(c)(3) | 2014 | $72,453 | $25,994 | 2025-12 |
| Indus of Fox Valley Inc | Arts, culture and humanities | 501(c)(3) | 2002 | $69,391 | $107,431 | 2024-12 |
| Friends of the Appleton Fire Department | Public safety, disaster preparedness and relief | 501(c)(3) | 2011 | $66,115 | $72,567 | 2025-12 |
| International Association of Lions Clubs | 501(c)(4) | 1969 | $63,696 | $64,178 | 2025-06 | |
| Patriot Athletic Club Inc | Education | 501(c)(3) | 2018 | $63,655 | $73,294 | 2025-06 |
| Hmong American Partnership Fox Valley Inc | Human services | 501(c)(3) | 2024 | $61,465 | $208,373 | 2024-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $61,055 | $279,548 | 2025-06 |
| Umoja Inc | Human services | 501(c)(3) | 2013 | $60,026 | $6,495 | 2025-12 |
| Citizens Against Expanded Gambling Inc | Public and societal benefit | 501(c)(4) | 2018 | $59,241 | $708 | 2024-12 |
| Lundgaard Love Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2021 | $59,003 | $73,299 | 2024-12 |
| Appleton Makerspace Inc | Education | 501(c)(3) | 2015 | $56,329 | $71,670 | 2025-12 |
| Law Enforcement Charitable Foundation Inc | Crime and legal-related | 501(c)(3) | 2016 | $55,618 | $38,626 | 2025-06 |
| Trim Hunger Inc | Food, agriculture and nutrition | 501(c)(3) | 2018 | $55,414 | $71,335 | 2024-12 |
| Appleton Professional Police Association | 501(c)(5) | 1983 | $54,526 | $100,995 | 2025-12 | |
| Usw Local Union 932 | Employment | 501(c)(5) | 1940 | $53,513 | $234,619 | 2025-12 |
| Genesis Club Inc | Mental health and crisis intervention | 501(c)(3) | 1982 | $52,511 | $222,263 | 2025-12 |
| National Certified Pipe Welding Bureau Wisconsin Chapter | 501(c)(6) | 1944 | $52,500 | $150,381 | 2025-07 | |
| Healthcare Leaders Association of Wisconsin Inc | 501(c)(6) | 1998 | $50,184 | $12,933 | 2025-12 | |
| Wisconsin Connections Academy Inc | Education | 501(c)(3) | 2006 | $49,276 | $126,401 | 2025-06 |
| Wisconsin Alliance of Cemeteries Inc | Mutual and membership benefit | 501(c)(6) | 2023 | $48,657 | $90,226 | 2025-12 |
| FC Elite LTD | Recreation and sports | 501(c)(3) | 2003 | $47,988 | $81,468 | 2025-05 |
| Appleton Macdowell Male Chorus Inc | 501(c)(3) | 1942 | $47,830 | $104,198 | 2025-05 | |
| Rotary International | 501(c)(4) | 1942 | $46,822 | $93,578 | 2026-06 | |
| FV Muzzle Loaders Inc | Arts, culture and humanities | 501(c)(3) | 2021 | $42,547 | $163,994 | 2025-12 |
| Appleton Lacrosse Club | Recreation and sports | 501(c)(3) | 2010 | $42,263 | $34,850 | 2025-09 |
| Kiwanis International Inc | 501(c)(4) | 1940 | $42,059 | $73,297 | 2024-09 | |
| Compassionate Home Health Care Inc | Health care | 501(c)(3) | 2012 | $41,890 | $39,518 | 2025-12 |
| Appleton Abc Program Inc | Education | 501(c)(3) | 1969 | $40,656 | $1.2 million | 2024-06 |
| Alumni Foundation of Calvery Lutheran Chapel Madison Wi Inc | Education | 501(c)(3) | 2007 | $37,925 | $776,490 | 2024-12 |
| Mackville Nationals - Pulling for the Community Inc | Religion-related | 501(c)(3) | 2025 | $37,542 | $34,754 | 2025-12 |
| Appleton West Terror Backers Inc | Recreation and sports | 501(c)(3) | 2014 | $34,876 | $108,144 | 2025-06 |
| Infant Welfare Circle Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2015 | $34,468 | $186,216 | 2025-12 |
| Wow - We Care Charity Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2016 | $32,371 | $400,900 | 2025-12 |
| Fox Valley Family Practice Residency in Appleton Inc | 501(c)(3) | 1979 | $32,232 | $776,395 | 2025-06 | |
| Ark of the Covenant Inc | 501(c)(3) | 1976 | $30,781 | $225,832 | 2024-12 | |
| Road Runners Club of America | 501(c)(3) | 1976 | $26,660 | $16,804 | 2024-12 | |
| Gray Muzzle Organization of Ne Wisconsin Inc | Animal-related | 501(c)(3) | 2019 | $26,140 | $123,342 | 2025-12 |
| Thedacare Regional Medical Center- Appleton Volunteers | 501(c)(3) | 1960 | $24,231 | $883,270 | 2025-12 | |
| Jci Wisconsin Inc | 501(c)(4) | 1975 | $21,922 | $89,877 | 2025-12 | |
| Benevolent & Protective Order of Elks of the USA | 501(c)(8) | 1951 | $21,727 | $167,991 | 2026-03 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $20,032 | $99,683 | 2024-12 | |
| Sistar Society Academy of Excellenc E Inc | Youth development | 501(c)(3) | 2026 | $19,157 | $2,892 | 2025-06 |
| United Hmong American Association | Education | 501(c)(3) | 2017 | $14,953 | $64,719 | 2025-12 |
| St Pius X Charitable Foundation Inc | 501(c)(3) | 1969 | $14,814 | $595,299 | 2025-06 | |
| Fox Cities Chamber Foundation Inc | Community improvement and capacity building | 501(c)(3) | 1982 | $9,636 | $60,143 | 2025-12 |
| Fund for International Conference of Agricultural Economists | 501(c)(3) | 1960 | $7,812 | $267,622 | 2025-12 | |
| New Organic Solutions Inc | Environment | 501(c)(3) | 2024 | $2,540 | $2.2 million | 2024-12 |
| 127TH Infantry Veterans Association | Public and societal benefit | 501(c)(19) | 2019 | $0 | $0 | 2025-12 |
| 5-Stones | Crime and legal-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Aauw Wisconsin Foundation Inc | Civil rights, social action and advocacy | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| Acse Northeastern Wisconsin | Education | 501(c)(3) | 2026 | |||
| Adomcare International Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | |||
| African American Chamber of Commerce Fox Valley | Community improvement and capacity building | 501(c)(3) | 2025 | |||
| Agape Christian Center of Appleton Incorporated | 501(c)(3) | 1988 | ||||
| Agents for Autism Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Al-Anon District 7 | Health care | 501(c)(3) | 2024 | |||
| Allan W and Caroline H Ruppar Foundation for Lutheran Global Mis | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $1.1 million | 2025-12 | |
| Allen Foundation | 501(c)(3) | 1991 | $16.1 million | 2025-12 | ||
| Alliance of Divine Love Inc | 501(c)(3) | 1977 | $0 | $0 | 2024-12 | |
| Altrusa International Foundation Inc | 501(c)(3) | 1985 | $0 | $0 | 2026-05 | |
| Altrusa International Inc | 501(c)(4) | 1944 | $0 | $0 | 2026-06 | |
| Alvin and Maxine Junghans Charitable Fund | 501(c)(92) | $410,201 | 2025-12 | |||
| American Association of University Women | 501(c)(4) | 2010 | $0 | $0 | 2026-06 | |
| American Chemical Society | 501(c)(3) | 1967 | $0 | $0 | 2025-12 | |
| American Postal Workers Union | 501(c)(5) | 1973 | $0 | $0 | 2025-12 | |
| American Youth Strength Association | Youth development | 501(c)(3) | 2026 | |||
| Apple Valley Pit Crew Inc | Animal-related | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Appleton Alliance Church Inc | 501(c)(3) | 1972 | ||||
| Appleton Area Adventurers & Roleplayers Guild Inc | Recreation and sports | 501(c)(7) | 2025 | |||
| Appleton Bilingual School Governance Board | Education | 501(c)(3) | 2026 | |||
| Appleton Breakfast Rotary Club of Appleton Wisconsin | Community improvement and capacity building | 501(c)(4) | 2023 | $0 | $0 | 2026-06 |
| Appleton Charity Events Inc | Community improvement and capacity building | 501(c)(3) | 2018 | $0 | $0 | 2026-08 |
| Appleton Church of Christ Incorporated | Religion-related | 501(c)(3) | 2019 | |||
| Appleton Community Evangelical Free Church Inc | 501(c)(3) | 1965 | ||||
| Appleton Coworking Inc | Human services | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Appleton East Theatre and Forensics Booster Club Inc | Education | 501(c)(3) | 2021 | $0 | $0 | 2026-05 |
| Appleton East Wrestling Club Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2026-06 |
| Appleton Girls Hockey Booster Club Inc | Recreation and sports | 501(c)(3) | 2006 | $0 | $0 | 2026-04 |
| Appleton Gospel Church Inc | 501(c)(3) | 1965 | ||||
| Appleton Hockey Booster Club Inc | Recreation and sports | 501(c)(3) | 2018 | $0 | $0 | 2026-03 |
| Appleton Lacrosse Booster Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Appleton Legends Inc | Recreation and sports | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Appleton Noon Lions Club Foundation Inc | Human services | 501(c)(3) | 2022 | $0 | $0 | 2026-06 |
| Appleton North Girls Basketball Club Inc | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2025-06 |
| Appleton North Side Boys Basketball Club Inc | Youth development | 501(c)(3) | 2002 | $0 | $0 | 2025-06 |
| Appleton North Youth Baseball Club Inc | Recreation and sports | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Appleton North Youth Softball Inc | Recreation and sports | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Appleton North Youth Wrestling Club Inc | Recreation and sports | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Appleton Public Montessori Association | Education | 501(c)(3) | 2014 | $0 | $0 | 2024-06 |
| Appleton Public Safety Cadets Post 9925 | Crime and legal-related | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Appleton Rifle & Pistol Club Inc | 501(c)(7) | 1993 | $0 | $0 | 2025-12 | |
| Appleton United Girls Booster Club | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Appleton Visually Impaired Support Group Incorporated | 501(c)(3) | 2021 | $0 | $0 | 2025-12 | |
| Appleton West Baseball Club Inc | Recreation and sports | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Appleton West Gridiron Inc | Recreation and sports | 501(c)(3) | 2026 | |||
| Appleton West Youth Basketball Association LTD | Recreation and sports | 501(c)(3) | 1999 | $0 | $0 | 2024-05 |
| Appleton Wrestling Club | Recreation and sports | 501(c)(3) | 2022 | $0 | $0 | 2026-02 |
| Appleton Youth Education Initiative Ua | Youth development | 501(c)(3) | 2019 | $4,703 | 2025-12 | |
| Arnold Fisher Trust for the Homeless | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1995 | $468,328 | 2025-08 | |
| Artists for the Humanities Inc | Human services | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Asis International Inc | 501(c)(6) | 1978 | $0 | $0 | 2025-12 | |
| Association of Fundraising Professionals | 501(c)(3) | 1987 | $0 | $0 | 2025-12 | |
| Association of Information Technology Professionals | 501(c)(6) | 1957 | $0 | $0 | 2025-12 | |
| Assurance Womens Center Inc | Human services | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Audit Institute Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Avanti Alliance Inc | Human services | 501(c)(3) | 2024 | |||
| Aylward Family Foundation Inc | 501(c)(3) | 1955 | $5.5 million | 2024-12 | ||
| Bahais of Appleton | 501(c)(3) | 1995 | ||||
| Bahais of Menasha Town | 501(c)(3) | 1995 | ||||
| Baikal Region Adoptive Family Fund Inc | Human services | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Battlecorn Care Packages Co | Human services | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Beta Theta Pi Fraternity | 501(c)(7) | 1967 | $0 | $0 | 2025-06 | |
| Bethel Assembly | Religion-related | 501(c)(3) | 2013 | |||
| Betty A Lewis Environmental Charitable Trust | Environment | 501(c)(3) | 2010 | $2.8 million | 2025-12 | |
| Betty Lewis University of Minnesota Scholarship Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $510,739 | 2025-12 | |
| Biblical Counseling Institute Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Bioastra Inc | Medical research | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-10 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Bobbie Barnett Memorial Foundation Inc | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Bouwer Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $144,798 | 2025-12 | |
| Brain Bubble Science Education Corporation | Education | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Breakthrough Covenant Church Inc | Religion-related | 501(c)(3) | 1996 | |||
| Breastfeeding Alliance of Northeast Wisconsin Inc | Public and societal benefit | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Bridge Rescue and Sanctuary Inc | Animal-related | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Burnside Paws Animal Rescue Inc | Animal-related | 501(c)(3) | 2024 | |||
| Calvary Chapel of Appleton | 501(c)(3) | 1982 | ||||
| Caring Hearts Women & Childrens Home | Housing and shelter | 501(c)(3) | 2026 | |||
| Caritas Dei Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | $1 | 2025-12 | |
| Catalpa Foundation Inc | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $1 | 2024-12 |
| Catholic Daughters of the Americas | 501(c)(3) | 1946 | ||||
| Central States Right To Work Committee Inc | Employment | 501(c)(4) | 2018 | $0 | $0 | 2026-03 |
| Chaos Ready Inc | 501(c)(3) | 2022 | $0 | $0 | 2024-12 | |
| Charity Circle of the Kings Daughters of Appleton Wisconsin in | 501(c)(3) | 1958 | $0 | $0 | 2026-06 | |
| Chealsae Pet Foundation Inc | Animal-related | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| Chesapeake Retriever Rescue of Wisconsin | Animal-related | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| Chicago Society for Coatings Technology Inc | Education | 501(c)(6) | 2025 | $0 | $0 | 2026-05 |
| Child Care Association of Regulated Early Childhood Professionals | Education | 501(c)(3) | 2018 | $0 | $0 | 2026-06 |
| Childrens Giving Tree Not for Profit Corporation | 501(c)(3) | 2019 | $0 | $0 | 2025-12 | |
| Christian Cooperative Preschool | Human services | 501(c)(3) | 1967 | |||
| Chuck & Lorraines Loveables Inc | Health care | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Church Women United Wisconsin Inc | 501(c)(3) | 2017 | $0 | $0 | 2025-12 | |
| City of Appleton Veba Health Savings Trust | Mutual and membership benefit | 501(c)(9) | 2021 | |||
| Classical Charter School Association Inc | Education | 501(c)(3) | 1999 | $0 | $0 | 2026-06 |
| Coles Crusade Inc | Health care | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Come Follow Me Inc | Education | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Common Ground Fox Cities | Community improvement and capacity building | 501(c)(3) | 2026 | |||
| Communication Workers of America | 501(c)(5) | 1951 | $0 | $0 | 2023-09 | |
| Community Bible Church of Appleton Wisconsin Inc | 501(c)(3) | 1976 | ||||
| Community Church | 501(c)(3) | 1972 | ||||
| Community Health Corp | Health care | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Construction Financial Management Association | 501(c)(6) | 1986 | $0 | $0 | 2026-03 | |
| Coppia Concerts Inc | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Courage Incorporated | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Covenant Christian Reformed Church of Appleton Inc | 501(c)(3) | 1975 | ||||
| Darting Needles Quilt Guild Inc | Arts, culture and humanities | 501(c)(3) | 1993 | $0 | $0 | 2025-12 |
| Daughters of American Revolution | 501(c)(3) | 1900 | $261,968 | 2025-12 | ||
| Delta Tau Delta Fraternity | 501(c)(7) | 1940 | $0 | $0 | 2024-07 | |
| Demis Heart Foundation NFP | Religion-related | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Diocese of Fond Du Lac Episcopal | 501(c)(3) | 1940 | 2013-12 | |||
| Dora M Hansen Charitable Trust | 501(c)(3) | 1994 | $817,218 | 2025-12 | ||
| E and E Memorial Inc | Medical research | 501(c)(3) | 2017 | $1 | 2024-12 | |
| Ec Resources LTD | Human services | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Edison Elementary Pto Inc | Education | 501(c)(3) | 2019 | $0 | $0 | 2026-05 |
| Emmaus Road Church | 501(c)(3) | 1974 | ||||
| End of Watch Memorial Golf Outing Inc | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Equestria Memory Project Inc | Education | 501(c)(3) | 2026 | |||
| Eternal Love Evangelical Lutheran Church | 501(c)(3) | 1966 | 2013-12 | |||
| Evangel Ministries Foundation Inc | Religion-related | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| FVL Schools Inc | 501(c)(3) | 1966 | ||||
| Fabricating Something More Incorporated | Arts, culture and humanities | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Faith Bible Fellowship | 501(c)(3) | 1969 | ||||
| Faith Hope and Love in Christ Churc H Inc | Religion-related | 501(c)(3) | 2026 | |||
| Faith Lutheran Church | 501(c)(3) | 1941 | 2013-12 | |||
| Faithworks Ministries Inc | Religion-related | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Family First Ministries Inc | Religion-related | 501(c)(3) | 2013 | |||
| Ferber Parent Teacher Organization Inc | Education | 501(c)(3) | 2009 | $0 | $0 | 2026-06 |
| First English Lutheran Church | 501(c)(3) | 1988 | 2013-12 | |||
| First Nations Outreach Inc | Human services | 501(c)(3) | 2023 | $0 | $0 | 2025-07 |
| Five Loaves Two Fish | Housing and shelter | 501(c)(3) | 2018 | $0 | $0 | 2026-01 |
| Formemory | Diseases, disorders and medical disciplines | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Fox Cities Amateur Radio Club Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Fox Cities Amateur Sports Authority | Education | 501(c)(3) | 1994 | $3.8 million | 2025-12 | |
| Fox Cities Baptist Church Inc | Religion-related | 501(c)(3) | 2003 | |||
| Fox Cities Book Festival Inc | Arts, culture and humanities | 501(c)(3) | 1989 | $0 | $0 | 2023-12 |
| Fox Cities Curling | Recreation and sports | 501(c)(3) | 2015 | $0 | $0 | 2025-06 |
| Fox Cities Exchange Club Fundraising Inc | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Fox Cities Gargoyle Rugby Football Club Incorperated | Recreation and sports | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Fox Cities Ice Dog Hockey Club | Recreation and sports | 501(c)(3) | 2026 | |||
| Fox Cities Leadership Academy Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $0 | $0 | 2025-06 |
| Fox Cities Rise Incorporated | Employment | 501(c)(3) | 2026 | |||
| Fox Folk Marionettes & Friends Inc | 501(c)(3) | 2021 | $0 | $0 | 2025-12 | |
| Fox River Academy Inc | Education | 501(c)(3) | 2024 | $0 | $0 | 2024-06 |
| Fox River Baptist Church | 501(c)(3) | 1972 | ||||
| Fox River Girls Hockey Club Inc | Youth development | 501(c)(4) | 2023 | $0 | $0 | 2025-12 |
| Fox Valley Apartment Association Inc | Community improvement and capacity building | 501(c)(6) | 2018 | $0 | $0 | 2025-12 |
| Fox Valley Baseball Club | Recreation and sports | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Fox Valley Central Office | Diseases, disorders and medical disciplines | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Fox Valley Community Learning Center | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Fox Valley Concert Band Wisconsin Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Fox Valley Estate Planning Council | Community improvement and capacity building | 501(c)(6) | 2025 | $0 | $0 | 2025-08 |
| Fox Valley Lutheran High School Federation Inc | 501(c)(3) | 1966 | ||||
| Fox Valley Lutheran Homes Inc | 501(c)(3) | 1987 | ||||
| Fox Valley Rowing Club Inc | Recreation and sports | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Fox Valley Vietnam Veterans Association Inc | Public and societal benefit | 501(c)(19) | 2014 | $0 | $0 | 2024-12 |
| Fox Valley Warrior Aid Alliance | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Francie Luke Silverman Foundation Under the Francie Silverman | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2014 | $12.8 million | 2025-12 | |
| Franklin Elementary Pto | Education | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| Fraternal Order of Police | 501(c)(8) | 1952 | $0 | $0 | 2026-06 | |
| Free Speech for Campus Inc | Civil rights, social action and advocacy | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Freedom Running Club Inc | Education | 501(c)(3) | 2011 | $0 | $0 | 2026-03 |
| Friends of Butterfly Gardens Inc | Animal-related | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Friends of Cert Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Friends of Ridgeway Pine Relict Sna Inc | Environment | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Friends of Zen Inc | Religion-related | 501(c)(3) | 2010 | |||
| Friends of Zen Inc | Religion-related | 501(c)(3) | 2010 | |||
| Friends of the Fox Cities Composite Squadron Wi-055 | Public and societal benefit | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Friends of the Fox Inc | 501(c)(3) | 1985 | $0 | $0 | 2025-12 | |
| Funeral Consumers Alliance of the Fox Valley | Mental health and crisis intervention | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Generation of Champions RCCG | Religion-related | 501(c)(3) | 2017 | |||
| Generative Local Community Institute Inc | Community improvement and capacity building | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Geoff and Kelly Crowley Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2009 | $3.7 million | 2025-06 | |
| Gerhard and Milma Naeseth Charitable Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2008 | $248,064 | 2025-12 | |
| Good Shepherd Lutheran Church | 501(c)(3) | 1941 | ||||
| Gowdy Basketball & Foundation for Sports | Recreation and sports | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Grace Christian Fellowship- Appleton Wisconsin | 501(c)(3) | 1959 | ||||
| Grace of Life Fellowship | Religion-related | 501(c)(3) | 2026 | |||
| Graceflow Foundation Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Gregory Menn Foundation | 501(c)(3) | 1970 | $921,158 | 2025-06 | ||
| Guardianship Solutions Inc | Health care | 501(c)(3) | 2026 | |||
| Guild of Scenic Artists | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Hands of Christ Deaf Ministry Lutheran Church | 501(c)(3) | 1988 | ||||
| Harrison Athletic Association Inc Route 1 | 501(c)(4) | 1977 | $0 | $0 | 2023-12 | |
| Hartwig Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $7.4 million | 2025-06 | |
| Hattie I Blum Foundation | 501(c)(92) | $1.4 million | 2025-12 | |||
| Hear in the Fox Cities | Health care | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Heartland Initiative Inc | Education | 501(c)(3) | 2025 | $0 | $0 | 2026-01 |
| Helpthrukits | Human services | 501(c)(3) | 2025 | |||
| Hetzel-Long Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2022 | $2.7 million | 2025-12 | |
| Highlands Odyssey Elementary Pto Inc | Education | 501(c)(3) | 2012 | $0 | $0 | 2024-06 |
| Hope Cancer Connection | Health care | 501(c)(3) | 2012 | $0 | $0 | 2023-12 |
| Hope Church | 501(c)(3) | 1964 | 2012-12 | |||
| Horizons Family Network Parent Teacher Organization Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| Houdini Elementary Pto | Education | 501(c)(3) | 2012 | $0 | $0 | 2026-06 |
| Hugs for Seniors Inc | Arts, culture and humanities | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Huntley Elementary Pto | Education | 501(c)(3) | 2012 | $0 | $0 | 2026-06 |
| I Have A Voice | Civil rights, social action and advocacy | 501(c)(3) | 2025 | |||
| Iglesia Evangelica Hispanoamericana | 501(c)(3) | 1972 | ||||
| Iglesia Nueva Jerusalen Appleton Inc | Religion-related | 501(c)(3) | 2025 | |||
| Independent Assemblies of God | 501(c)(3) | 1964 | ||||
| Inspire Sports | Human services | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Institute of Management Accountants Inc | 501(c)(3) | 1974 | $0 | $0 | 2025-06 | |
| Insulation Contractors Association of Northern Wi & Upper Michigan | 501(c)(6) | 1991 | $0 | $0 | 2024-12 | |
| Insulation Contractors Association of Northern Wi & Upper Michigan | 501(c)(6) | 1992 | $0 | $0 | 2024-12 | |
| Intentional Collective | Human services | 501(c)(3) | 2025 | |||
| International Association for Clear Thinking Inc | Social science | 501(c)(3) | 1980 | $238,685 | 2025-12 | |
| International Association of Fire Fighters | 501(c)(5) | 1959 | $0 | $0 | 2025-09 | |
| International Association of Fire Fighters | 501(c)(5) | 1959 | ||||
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2025-06 | |
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2026-06 | |
| International Association of Machinists & Aerospace Workers | 501(c)(5) | 1940 | $0 | $0 | 2025-12 | |
| International Facility Management Association Inc | 501(c)(6) | 1989 | ||||
| International Lutheran Laymens League | 501(c)(3) | 1970 | ||||
| Invest in Her Foundation Inc | Human services | 501(c)(3) | 2019 | $401,551 | 2025-12 | |
| Islamic Center of Wisconsin Inc | Religion-related | 501(c)(3) | 2004 | |||
| JWT Special Trust Dated September 17 2012 | 501(c)(92) | $68,120 | 2018-12 | |||
| Janet Berry Elementary Parent Teacher Organization Inc | Education | 501(c)(3) | 2010 | $0 | $0 | 2025-06 |
| Jaycees of Wisconsin Foundation Inc | Community improvement and capacity building | 501(c)(3) | 1968 | $0 | $0 | 2025-12 |
| Jenbek Foundation | 501(c)(3) | 1966 | $270,342 | 2025-12 | ||
| Jerry L Andrew Article III Trust Fbo MCCF and Celina Schools | 501(c)(92) | $1 million | 2025-12 | |||
| Johnston Pto Inc | Education | 501(c)(3) | 2026 | $0 | $0 | 2026-06 |
| Junior Patriots Baseball Club Inc | Recreation and sports | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| K&R Small Animal Sanctuary Inc | Animal-related | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Kaizen Artz Inc | Arts, culture and humanities | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Kanceptional Foundation Inc | Education | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Kanonji Appleton Partnership | International, foreign affairs and national security | 501(c)(3) | 2019 | $0 | $0 | 2024-12 |
By cause in Appleton, WI
- Education 67
- Recreation and sports 53
- Human services 53
- Arts, culture and humanities 45
- Philanthropy, voluntarism and grantmaking foundations 38
- Religion-related 37
- Youth development 34
- Health care 31
- Community improvement and capacity building 25
- Animal-related 18
- Environment 15
- Mental health and crisis intervention 11
- Housing and shelter 10
- Public and societal benefit 10
- Employment 9
- Public safety, disaster preparedness and relief 8
- Civil rights, social action and advocacy 8
- Crime and legal-related 8
- International, foreign affairs and national security 7
- Mutual and membership benefit 6
- Diseases, disorders and medical disciplines 6
- Science and technology 4
- Medical research 3
- Food, agriculture and nutrition 3
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.