Data / Nonprofits / Wisconsin / Fond Du Lac
Nonprofits in Fond Du Lac, WI: 311 registered with the IRS
311 nonprofits are registered with the IRS in Fond Du Lac, WI, 250 of them 501(c)(3) charities; the 117 that report revenue took in $543.3 million. The largest by revenue: Lakeland Care Incorporated ($407.8 million), Marian University Inc ($39.1 million), Advocap Inc ($17.4 million). Most common causes: education (27), youth development (25), recreation and sports (20).
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Every organization, largest by revenue first
| Organization | Category | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Lakeland Care Incorporated | Health care | 501(c)(3) | 2017 | $407.8 million | $76.4 million | 2024-12 |
| Marian University Inc | Education | 501(c)(3) | 1946 | $39.1 million | $58 million | 2025-06 |
| Advocap Inc | Human services | 501(c)(3) | 1966 | $17.4 million | $12.7 million | 2024-12 |
| St Francis Home of Fond Du Lac Wisconsin Inc | Health care | 501(c)(3) | 1946 | $16.8 million | $14.6 million | 2024-12 |
| Fond Du Lac Area Foundation | 501(c)(3) | 1976 | $6.1 million | $87.8 million | 2025-12 | |
| Young Mens Christian Association of Fond Du Lac | Human services | 501(c)(3) | 1944 | $5.7 million | $15.7 million | 2025-12 |
| The Arc Fond Du Lac Inc | Mental health and crisis intervention | 501(c)(3) | 2017 | $4.5 million | $5.9 million | 2025-12 |
| Society of St Vincent de Paul Council of Fond Du Lac County Inc | 501(c)(3) | 1946 | $3.4 million | $9.2 million | 2025-09 | |
| Agnesian Healthcare Foundation Inc | 501(c)(3) | 1991 | $3.1 million | $29.4 million | 2024-12 | |
| Boys & Girls Club of Fond Du Lac Inc | Youth development | 501(c)(3) | 1997 | $3 million | $7.3 million | 2025-12 |
| Fondy Food Pantry Inc | 501(c)(3) | 1976 | $2.4 million | $2.4 million | 2025-12 | |
| Moraine Park Foundation Inc | 501(c)(3) | 1978 | $1.9 million | $6.2 million | 2025-06 | |
| Brooke Industries Inc | 501(c)(3) | 1966 | $1.7 million | $4.6 million | 2025-12 | |
| Envision Greater Fond Du Lac Inc | 501(c)(6) | 1946 | $1.6 million | $2 million | 2025-12 | |
| Blue Line Hockey Club Incorporated | Recreation and sports | 501(c)(3) | 2020 | $1.4 million | $2.3 million | 2025-05 |
| Solutions Center Shelter and Support Services Inc | Human services | 501(c)(3) | 1983 | $1.3 million | $1.2 million | 2024-12 |
| Residential Services Inc | Human services | 501(c)(3) | 1972 | $1.3 million | $1.2 million | 2025-12 |
| Destination Lake Winnebago Region Inc | 501(c)(6) | 1977 | $1.2 million | $1.6 million | 2024-12 | |
| Fond Du Lac Christian School Inc | Education | 501(c)(3) | 1996 | $1.2 million | $2.1 million | 2025-06 |
| Blandine House Inc | Mental health and crisis intervention | 501(c)(3) | 1970 | $1.1 million | $1 million | 2024-12 |
| Second Impressions Thrift Store Inc | Religion-related | 501(c)(3) | 2018 | $1 million | $1.2 million | 2026-04 |
| Fond Du Lac County Agricultural Society | Recreation and sports | 501(c)(3) | 2005 | $936,190 | $573,159 | 2025-10 |
| Childrens Museum of Fond Du Lac Inc | Arts, culture and humanities | 501(c)(3) | 2004 | $888,871 | $2.1 million | 2025-12 |
| Thelma Sadoff Center for the Arts Inc | Arts, culture and humanities | 501(c)(3) | 1995 | $846,193 | $4.6 million | 2025-12 |
| Youth for Christ USA Inc | 501(c)(3) | 1954 | $732,765 | $714,262 | 2025-06 | |
| Reflections International Inc | International, foreign affairs and national security | 501(c)(3) | 1997 | $727,893 | $45,750 | 2024-12 |
| Big Brothers-Big Sisters of Fond Du Lac County Inc | 501(c)(3) | 1998 | $641,706 | $1.5 million | 2024-12 | |
| Friends of Women in Recovery Inc | Mental health and crisis intervention | 501(c)(3) | 1992 | $629,115 | $851,650 | 2024-12 |
| Fond Du Lac Soccer Association Inc | Recreation and sports | 501(c)(3) | 2016 | $621,313 | $2.1 million | 2025-08 |
| Fond Du Lac Area United Way Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1961 | $601,928 | $707,077 | 2023-12 |
| United States Tennis Association Inc | 501(c)(4) | 1977 | $578,207 | $251,221 | 2025-12 | |
| Astop Inc | Community improvement and capacity building | 501(c)(3) | 1992 | $532,991 | $228,416 | 2025-06 |
| St Marys Springs Academy Foundation Inc | Education | 501(c)(3) | 2001 | $524,368 | $6.9 million | 2024-12 |
| Robert E Berry Halfway House Inc | Human services | 501(c)(3) | 1968 | $515,763 | $334,815 | 2024-12 |
| Fond Du Lac Festivals Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $495,874 | $132,226 | 2025-09 |
| Downtown Fond Du Lac Partnership Inc | Community improvement and capacity building | 501(c)(3) | 2014 | $494,385 | $144,779 | 2025-12 |
| Sandi Paws Rescue | Animal-related | 501(c)(3) | 2014 | $471,103 | $299,180 | 2025-12 |
| South Shore Chorale Inc | Arts, culture and humanities | 501(c)(3) | 2008 | $465,136 | $98,787 | 2025-06 |
| Tails for Life Inc | Animal-related | 501(c)(3) | 2014 | $457,673 | $283,818 | 2024-12 |
| Fond Du Lac Humane Society Inc | Animal-related | 501(c)(3) | 1973 | $433,422 | $2.6 million | 2024-12 |
| Envision Greater Fond Du Lac Foundation Inc | Education | 501(c)(3) | 1994 | $422,335 | $651,733 | 2025-12 |
| Arc Housing Inc | 501(c)(3) | 1979 | $367,594 | $841,375 | 2025-12 | |
| We Empowher Inc | Human services | 501(c)(3) | 2023 | $364,293 | $434,376 | 2025-12 |
| Adelante Mujer Inc | International, foreign affairs and national security | 501(c)(3) | 2014 | $342,743 | $722,501 | 2025-12 |
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $336,235 | $749,571 | 2025-05 | |
| Rienzi Cemetery Association | 501(c)(13) | 1949 | $329,322 | $1.9 million | 2024-12 | |
| International Association of Machinists & Aerospace Workers | 501(c)(5) | 1940 | $324,269 | $591,377 | 2024-12 | |
| West Africa Leadership and Youth Ministry Inc | Human services | 501(c)(3) | 2018 | $319,766 | $360,348 | 2025-01 |
| Critter Junction Pet Rescue Inc | Animal-related | 501(c)(3) | 2014 | $282,466 | $108,971 | 2024-12 |
| Charis Pregnancy Help Center Inc | Health care | 501(c)(3) | 2016 | $257,204 | $452,511 | 2025-12 |
| Habitat for Humanity International Inc | 501(c)(3) | 1987 | $249,587 | $860,457 | 2025-06 | |
| Walleye for Tomorrow | Animal-related | 501(c)(3) | 1992 | $244,225 | $2.1 million | 2025-08 |
| Wescot Sportsmans Club Inc | 501(c)(7) | 1977 | $185,626 | $391,676 | 2025-12 | |
| Brothertown Nation Incorporated | Human services | 501(c)(3) | 2021 | $181,269 | $517,943 | 2023-12 |
| Fond Du Lac Yacht Club Inc | 501(c)(7) | 1974 | $173,695 | $320,330 | 2025-12 | |
| Fond Du Lac Area Womens Fund Inc | Human services | 501(c)(3) | 2013 | $155,598 | $180,946 | 2025-06 |
| Charity Club Inc | Food, agriculture and nutrition | 501(c)(3) | 2012 | $144,006 | $66,066 | 2025-09 |
| FDL CT Inc | Arts, culture and humanities | 501(c)(3) | 1985 | $129,882 | $194,315 | 2026-06 |
| Fond Du Lac Volleyball Club | Recreation and sports | 501(c)(3) | 2014 | $129,332 | $177,369 | 2025-06 |
| American Planning Association | 501(c)(3) | 1975 | $113,323 | $382,405 | 2025-12 | |
| Rotary International | 501(c)(4) | 1958 | $110,337 | $75,078 | 2025-06 | |
| Home Builders Association of Fond Du Lac County Inc | 501(c)(6) | 1990 | $105,979 | $246,793 | 2025-08 | |
| Sophia Transformation Leadership Partners Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2002 | $105,927 | $812,134 | 2024-12 |
| Fond Du Lac Adult Literacy Services Inc | Health care | 501(c)(3) | 1997 | $105,822 | $113,396 | 2025-12 |
| Wisconsin Education Fairs Inc | Education | 501(c)(3) | 1985 | $103,715 | $198,367 | 2025-12 |
| Fond Du Lac County Historical Society Inc | Arts, culture and humanities | 501(c)(3) | 1956 | $103,620 | $2.3 million | 2024-12 |
| Wisconsin Association of Educational Opportunity Program | Education | 501(c)(4) | 2014 | $103,002 | $165,889 | 2024-12 |
| Beacon Foundation | Human services | 501(c)(3) | 2002 | $101,538 | $445,035 | 2024-12 |
| Concerns of Police Survivors | 501(c)(3) | 1984 | $96,440 | $160,636 | 2026-03 | |
| Rotary International | 501(c)(4) | 1942 | $94,486 | $66,309 | 2025-06 | |
| Library of Congress Millennium Foundation Inc | Community improvement and capacity building | 501(c)(3) | 1994 | $94,131 | $18,728 | 2025-12 |
| International Association of Sheet Metal Air Rail & Transportation | Employment | 501(c)(5) | 2015 | $90,359 | $87,933 | 2025-12 |
| Fond Du Lac Symphonic Band LTD | Arts, culture and humanities | 501(c)(3) | 1982 | $89,725 | $125,479 | 2025-12 |
| Fond Du Lac Concert Association Inc | 501(c)(3) | 1970 | $89,346 | $133,816 | 2026-04 | |
| Saving Sully Dog Rescue Inc | Animal-related | 501(c)(3) | 2019 | $89,324 | $40,738 | 2024-12 |
| Moraine Park Technical College Veba Trust | Mutual and membership benefit | 501(c)(9) | 2015 | $89,128 | $790,887 | 2024-12 |
| Wisconsin Scorpions Inc | Recreation and sports | 501(c)(3) | 2021 | $88,102 | $28,727 | 2025-12 |
| New Beginnings Pregnancy Care Center Inc | Health care | 501(c)(3) | 2001 | $87,303 | $252,162 | 2024-12 |
| The Service League Inc | 501(c)(3) | 1978 | $84,426 | $71,635 | 2026-05 | |
| Fond Du Lac High School Hockey Inc | Recreation and sports | 501(c)(3) | 2023 | $83,566 | $41,649 | 2026-05 |
| Izaak Walton League of America Inc | 501(c)(3) | 1985 | $80,126 | $108,383 | 2025-12 | |
| Fondy Swim Club Inc | Recreation and sports | 501(c)(3) | 2020 | $79,991 | $97,635 | 2025-12 |
| Gratitude Club Inc | 501(c)(3) | 1980 | $79,915 | $191,555 | 2024-12 | |
| International Association of Fire Fighters | 501(c)(5) | 1940 | $78,771 | $155,504 | 2025-12 | |
| Friends of the Fond Du Lac Senior | 501(c)(3) | 1994 | $77,177 | $482,552 | 2024-12 | |
| H F & D Club Inc | 501(c)(7) | 1938 | $75,454 | $316,608 | 2025-12 | |
| The Cardinal Quarterback Club Inc | 501(c)(3) | 1983 | $73,311 | $22,197 | 2025-12 | |
| Fondy Youth Baseball | Recreation and sports | 501(c)(3) | 2015 | $73,022 | $225,574 | 2025-12 |
| Whisper Hill Clydesdales LTD | Health care | 501(c)(3) | 2005 | $72,005 | $1 | 2024-12 |
| International Association of Lions Clubs | 501(c)(4) | 1969 | $70,468 | $45,271 | 2025-06 | |
| Fond Du Lac Youth Basketball Club Inc | Recreation and sports | 501(c)(3) | 1999 | $68,936 | $25,605 | 2025-06 |
| Salute the Troops | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $68,056 | $23,082 | 2024-12 |
| Fondy Junior Football League Inc | Recreation and sports | 501(c)(3) | 2014 | $67,615 | $93,057 | 2025-12 |
| Fond Du Lac County Kennel Club Inc | 501(c)(7) | 1968 | $66,133 | $121,223 | 2025-06 | |
| Fond Du Lac Benevolent Police Association Inc | Public and societal benefit | 501(c)(4) | 2025 | $64,591 | $148,655 | 2025-12 |
| Educational Trust St Theresa Roman Catholic Congregation | 501(c)(3) | 1946 | $62,871 | $1.7 million | 2025-12 | |
| Fishermans Road Fishing Club | 501(c)(4) | 1993 | $60,599 | $312,399 | 2026-03 | |
| Soroptimist International of the Americas Inc | Crime and legal-related | 501(c)(3) | 2002 | $54,854 | $29,261 | 2025-06 |
| Fond Du Lac Rotary Club Charities Inc | Community improvement and capacity building | 501(c)(3) | 2015 | $54,263 | $172,925 | 2025-06 |
| Kiwanis International Inc | 501(c)(4) | 1940 | $53,934 | $142,575 | 2025-09 | |
| Kiwanis International Inc | Youth development | 501(c)(4) | 2022 | $51,322 | $69,984 | 2025-09 |
| Knights of Columbus | 501(c)(8) | 1940 | $51,119 | $97,653 | 2025-06 | |
| Board of Regents of the University of Wisconsin System | Youth development | 501(c)(3) | 2014 | $48,605 | $26,886 | 2026-06 |
| Kiwanis International Inc | 501(c)(4) | 1940 | $42,297 | $64,053 | 2025-09 | |
| Optimist International | Community improvement and capacity building | 501(c)(4) | 1958 | $37,240 | $45,301 | 2025-09 |
| Fond Du Lac Firefighters Local 400 Charitable Fund Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2010 | $37,019 | $21,396 | 2025-12 |
| Just Fare LTD | International, foreign affairs and national security | 501(c)(3) | 2009 | $35,689 | $56,776 | 2025-03 |
| National Alliance On Mental Illness of Fond Du Lac Co Inc | 501(c)(3) | 1984 | $31,319 | $102,656 | 2024-12 | |
| In Tandem Theatre Inc | Arts, culture and humanities | 501(c)(3) | 1999 | $23,668 | $24,147 | 2025-06 |
| National Exchange Club | 501(c)(4) | 1950 | $18,505 | $608,870 | 2025-06 | |
| Clara J Breese Trust Under Will for the Benefit of the Portage Womens | 501(c)(3) | 1990 | $16,788 | $156,537 | 2025-12 | |
| Fond Du Lac Stem Academy | Education | 501(c)(3) | 2017 | $16,380 | $17,155 | 2025-06 |
| Cops for Kids Foundation Inc | Youth development | 501(c)(3) | 2001 | $14,428 | $18,121 | 2025-12 |
| Fond Du Lac Area Real Estate and Personal Property Foundation Inc | Community improvement and capacity building | 501(c)(3) | 2021 | $7,181 | $757,860 | 2024-12 |
| FDL Troops of St George Inc | Religion-related | 501(c)(3) | 2023 | $2,138 | $6,014 | 2025-12 |
| Lakeside Advocate Services Inc | Human services | 501(c)(3) | 2025 | $2,088 | $54 | 2025-12 |
| Akbayan-Fanew Inc | Arts, culture and humanities | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Alleluia Church | Religion-related | 501(c)(3) | 2000 | |||
| Altrusa International Foundation Inc | Education | 501(c)(3) | 1985 | $0 | $0 | 2026-05 |
| Altrusa International Inc | 501(c)(4) | 1944 | $0 | $0 | 2026-05 | |
| American Federation of Labor & Congress of Industrial Orgs | 501(c)(5) | 1956 | $0 | $0 | 2025-12 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-09 | |
| American Legion Auxiliary | 501(c)(19) | 1946 | $0 | $0 | 2025-12 | |
| Apostolic Christian Church of Fond Du Lac Inc | Religion-related | 501(c)(3) | 2014 | |||
| Ascnet-Wisconsin Inc | Community improvement and capacity building | 501(c)(6) | 2014 | $0 | $0 | 2023-12 |
| Back 2 School Fond Du Lac Limited | Education | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Barbara and Peter Stone Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2018 | $16.6 million | 2024-12 | |
| Bergens Winnebago Beach Control Committee | 501(c)(4) | 1986 | $0 | $0 | 2026-06 | |
| Bible Press Incorporated | 501(c)(3) | 1974 | $0 | $0 | 2025-12 | |
| Birds of A Feather FDL Inc | Education | 501(c)(3) | 2025 | $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 | 2025-06 |
| 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 | 2025-06 |
| 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 | 2025-06 |
| 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 | 2025-06 |
| 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 | 2025-06 |
| 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 |
| Bread of Life Institutional Ministries of Hope | 501(c)(3) | 1991 | ||||
| Brotherhood of Locomotive Engineers and Trainmen | 501(c)(5) | 1940 | ||||
| C D Smith Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1999 | $574,224 | 2025-12 | |
| Calvary Bible Church | 501(c)(3) | 1964 | ||||
| Calvary Cross Church Inc | Religion-related | 501(c)(3) | 2019 | |||
| Campbellsport Prowl Baseball Inc | Recreation and sports | 501(c)(3) | 2026 | |||
| Care in the Name of Christ Inc | Human services | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Carolyn A Victor Land Conservancy Inc | Environment | 501(c)(3) | 2016 | $123,789 | 2025-12 | |
| Celebration Assembly | 501(c)(3) | 1964 | ||||
| Centerpoint Church | Religion-related | 501(c)(3) | 2020 | |||
| Charlotte Switon Charitable Trust | 501(c)(92) | $351,203 | 2024-12 | |||
| Christ Child Society-Fond Du Lac Chapter | 501(c)(3) | 1946 | ||||
| Club 44 Foundation Inc | Education | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Club Olmpia Judo Inc | Recreation and sports | 501(c)(3) | 2011 | $0 | $0 | 2025-08 |
| Cold Springs Charitable Trust | 501(c)(3) | 1946 | ||||
| Community Church Fond Du Lac | 501(c)(3) | 1972 | 2014-06 | |||
| Congregation of St Agnes | 501(c)(3) | 1946 | ||||
| Covenant House | 501(c)(3) | 1972 | ||||
| Covenant House Evangelical Ministries Inc | Religion-related | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Dajj Memorial Fund Inc | Public and societal benefit | 501(c)(3) | 2026 | |||
| Dr R G Raymond & Sarah Raymond Foundation | 501(c)(3) | 1958 | $1.2 million | 2025-12 | ||
| Ebony Vision Inc | Arts, culture and humanities | 501(c)(3) | 2011 | $0 | $0 | 2025-03 |
| Ecenter for Hope and Vision Corp | Human services | 501(c)(3) | 2020 | $0 | $0 | 2025-09 |
| Elizabeth Waters Pto C/o Elizabeth Waters School | Education | 501(c)(3) | 1997 | $0 | $0 | 2023-06 |
| Eloise Rueping Atkinson Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $33,167 | 2025-12 | |
| Essential Rock Community Church | Religion-related | 501(c)(3) | 2022 | |||
| Estabrooks Cemetery Association Inc | Mutual and membership benefit | 501(c)(13) | 2023 | $0 | $0 | 2025-12 |
| Faith Lutheran Church | 501(c)(3) | 1966 | ||||
| Fearless4ever | Mental health and crisis intervention | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Festival of Trees Fond Du Lac | Arts, culture and humanities | 501(c)(3) | 2026 | |||
| Fond Du Lac Aerobatic Museum and SCHL Chapt 46 Intl Aerobatic Club | 501(c)(3) | 1981 | $0 | $0 | 2024-12 | |
| Fond Du Lac Aeromodelers Association Inc | 501(c)(7) | 2007 | $0 | $0 | 2025-12 | |
| Fond Du Lac Area Bird and Nature Alliance | Environment | 501(c)(3) | 2014 | $0 | $0 | 2026-05 |
| Fond Du Lac Area Catholic Parents for Scouting Inc | Youth development | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Fond Du Lac Artists Association Inc | Arts, culture and humanities | 501(c)(3) | 1978 | $0 | $0 | 2025-12 |
| Fond Du Lac Baseball Inc | Recreation and sports | 501(c)(3) | 1984 | $0 | $0 | 2024-12 |
| Fond Du Lac Chapter Number 289 Order of the Eastern Star | Mutual and membership benefit | 501(c)(8) | 1941 | $0 | $0 | 2026-06 |
| Fond Du Lac Chapter-Nsdar | Arts, culture and humanities | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Fond Du Lac County Hce | 501(c)(3) | 1988 | $0 | $0 | 2025-12 | |
| Fond Du Lac County Master Gardner Association | Environment | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Fond Du Lac County Medical Society | 501(c)(6) | 1986 | $0 | $0 | 2025-12 | |
| Fond Du Lac County Sheriff Benevolent Association Inc | Public and societal benefit | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Fond Du Lac County Youth Archery Club Inc | Recreation and sports | 501(c)(3) | 2019 | $0 | $0 | 2026-04 |
| Fond Du Lac Eaa 572 Inc | Education | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Fond Du Lac Fire Cadets Inc | Youth development | 501(c)(3) | 2026 | |||
| Fond Du Lac High School Softball Booster Club | Education | 501(c)(3) | 2003 | $0 | $0 | 2025-12 |
| Fond Du Lac Jazz Festival Inc | Arts, culture and humanities | 501(c)(3) | 1983 | $0 | $0 | 2025-06 |
| Fond Du Lac Lodge No 2564 Loyal Order of Moose | 501(c)(8) | 1940 | $0 | $0 | 2026-04 | |
| Fond Du Lac Morning Rotary Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2012 | $0 | $0 | 2025-06 |
| Fond Du Lac Wolfpac Rugby Football Club | Recreation and sports | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Fond de Vettes Limited | 501(c)(7) | 1975 | $0 | $0 | 2025-12 | |
| Fondy Cardinal Boys Swim Booster CL Ub Incorporated | Education | 501(c)(3) | 2026 | |||
| Fondy Cardinal Girls Swim Booster C Lub Incorporated | Education | 501(c)(3) | 2026 | |||
| Fondy Heat Robotics | Education | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Fondy Mile Makers Booster Club Inc | Recreation and sports | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Fox Valley Walk To Emmaus | Religion-related | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Fraternal Order of Eagles | 501(c)(8) | 1991 | $0 | $0 | 2025-05 | |
| Friendell Trail Association Inc | 501(c)(4) | 1990 | $0 | $0 | 2025-10 | |
| Friends of Historic Fond Du Lac | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2023-06 |
| Friends of Lakeside Park Inc | Recreation and sports | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Friends of Maureen Courtney Special Education School Inc | Education | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Friends of Taylor Park and Pool Incorporated | Community improvement and capacity building | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Friends of the Fond Du Lac Public Library | 501(c)(3) | 1989 | $0 | $0 | 2026-04 | |
| Friends of the Gottfried Prairie and Arboretum Inc | Environment | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Friendship Fishing Club Inc | Public and societal benefit | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Furrows To Fences | Animal-related | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Generations of Giving Inc | Health care | 501(c)(3) | 2018 | $58,315 | 2025-12 | |
| Good Shepherd Lutheran Church | 501(c)(3) | 1966 | ||||
| Grace Christian Church | 501(c)(3) | 1964 | ||||
| Grace Evangelical Free Church of Fond Du Lac | 501(c)(3) | 1965 | ||||
| Grain of Wheat Community Inc | Community improvement and capacity building | 501(c)(3) | 1985 | $0 | $0 | 2025-12 |
| Grande Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $28,664 | 2025-03 | |
| Great Council of Wisconsin Improved Order of Red Men | 501(c)(10) | 1972 | $0 | $0 | 2025-12 | |
| Great Council of Wisconsin Improved Order of Red Men | 501(c)(10) | 1972 | $0 | $0 | 2025-12 | |
| Gustave de Neveu Society Inc | Environment | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Hammarskjold Legacy Inc | Arts, culture and humanities | 501(c)(3) | 2001 | $0 | $0 | 2024-12 |
| Hanwakan Center for Prehistoric Astronomy Cosmlgy and Cultral Land | Arts, culture and humanities | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Harmony Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2026-03 |
| Healing Paws Inc | Health care | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Holy Family Parish | 501(c)(3) | 1946 | ||||
| Holy Family St Patricks Rosary Guild | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2007 | $0 | $0 | 2026-06 |
| Home Opportunities Inc | Housing and shelter | 501(c)(3) | 1976 | $0 | $0 | 2025-12 |
| Hope Lutheran Church | 501(c)(3) | 1941 | 2013-12 | |||
| Hope On the Block | 501(c)(3) | 2022 | $0 | $0 | 2025-12 | |
| Impact Theatre Company | 501(c)(3) | 2021 | $0 | $0 | 2025-12 | |
| International Association of Lions Clubs | 501(c)(4) | 1969 | $0 | $0 | 2026-06 | |
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2026-06 | |
| J F Ahern Co Foundation Inc | 501(c)(3) | 1990 | $1.9 million | 2025-06 | ||
| Jesus Little Lambs Child Care | 501(c)(3) | 1966 | ||||
| Jobs Daughters International | 501(c)(3) | 2001 | $0 | $0 | 2026-05 | |
| Kids B Fit Foundation Inc | Youth development | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2025-12 | |
| Knights of Columbus | 501(c)(8) | 1940 | $0 | $0 | 2023-12 | |
| Korb Family Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2000 | $236,803 | 2025-12 | |
| Lake Deneveu Preserve Inc | 501(c)(3) | 1980 | $71,047 | 2025-12 | ||
| Lake Winnebago Quality Improvement Association | Environment | 501(c)(3) | 2013 | $0 | $0 | 2023-06 |
| Lakeshore Elementary School Parent & Teacher Organization | Education | 501(c)(3) | 2022 | $0 | $0 | 2025-07 |
| Ledge Games Inc | Education | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Leo Bernard Group Inc | Human services | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Lighthouse Anglers Inc | 501(c)(7) | 1979 | $0 | $0 | 2025-12 | |
| Lighthouse Bible Baptist Church Inc | Religion-related | 501(c)(3) | 2005 | |||
| Lighthouse Christian Church | Religion-related | 501(c)(3) | 2010 | |||
| Lions International Brandon Lions Club | 501(c)(4) | 1967 | $0 | $0 | 2024-06 | |
| Loaves and Fishes of Fond Du Lac Inc | Food, agriculture and nutrition | 501(c)(3) | 2012 | $0 | $0 | 2025-06 |
| Lumos Corporation | Mental health and crisis intervention | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Marine Corps League | 501(c)(4) | 1946 | $0 | $0 | 2025-06 | |
| Mid America Geographic Foundation Inc | Education | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Mike Shannon Automotive Foundation Inc | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2001 | $1.4 million | 2024-12 | |
| Modern Woodmen of America | 501(c)(8) | 1961 | $0 | $0 | 2025-12 | |
| National Association of Insurance Women | 501(c)(6) | 1968 | $0 | $0 | 2025-06 | |
| National Association of Letter Carriers | 501(c)(5) | 2023 | $0 | $0 | 2025-12 | |
| National Exch Bank Foundation Inc | 501(c)(3) | 1988 | $20.3 million | 2024-12 | ||
| National Rural Letter Carriers Association | 501(c)(5) | 1972 | $0 | $0 | 2025-06 | |
| Old-Fashioned Fools Inc | Public safety, disaster preparedness and relief | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Olive Tree Ministries Inc | Religion-related | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Open Bible Standard Churches Inc | 501(c)(3) | 1971 | ||||
| Operation Wisconsin Inc | Recreation and sports | 501(c)(3) | 2025 | |||
| Optimist Club Foundation of Fond Du Lac Wi Inc | Education | 501(c)(3) | 1996 | $189,370 | 2024-09 | |
| Optimist International | 501(c)(4) | 1958 | $0 | $0 | 2025-09 | |
| Optimist International | 501(c)(4) | 1958 | $0 | $0 | 2024-09 | |
| Pier Parent Teacher Organization | 501(c)(3) | 1986 | $0 | $0 | 2026-06 | |
| Play It Forward | Education | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Recycled Pets | Animal-related | 501(c)(3) | 2026 | |||
| Redeemer Lutheran Church | 501(c)(3) | 1966 | ||||
| Restored & Revived Ministries Inc | Religion-related | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Rhonda LP Hoffmann Scholarship Fund Inc | Education | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Road Runners Club of America | 501(c)(3) | $0 | $0 | 2025-12 | ||
| Roberts School Parent-Teacher Organization Inc | 501(c)(3) | 1975 | $0 | $0 | 2026-06 | |
| Salem United Methodist Church | 501(c)(3) | 1974 | 2014-12 | |||
| Shirley Dinsch and Lois Ehlert Memo Rial Charitable Trust | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2026 | |||
| Silent Watch Motorcycle Club | Public and societal benefit | 501(c)(3) | 2026 | |||
| Sons of Zebedee | 501(c)(3) | 1946 | 2012-12 | |||
| Spiritual Assembly of the Bahais of Fond Du Lac | 501(c)(3) | 1995 | ||||
| St Marys Springs Academy | 501(c)(3) | 1946 | ||||
| St Peter Lutheran Church | 501(c)(3) | 1966 | ||||
| Sustain Fond Du Lac | Environment | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Take It Or Leave It Inc | Food, agriculture and nutrition | 501(c)(3) | 2026 | |||
| The Sanctuary | 501(c)(3) | 1958 | ||||
| Thrive Church Inc | 501(c)(3) | 1972 | ||||
| Toastmasters International | 501(c)(3) | 1945 | $0 | $0 | 2025-12 | |
| Tops Club Inc | Health care | 501(c)(3) | 2008 | $0 | $0 | 2026-03 |
| Tops Club Inc | Health care | 501(c)(3) | 2008 | $0 | $0 | 2026-03 |
| Town of Fond Du Lac Volunteer Firefighters Association | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Trier Puddy Post 75 American Legion | Public and societal benefit | 501(c)(19) | 2023 | 2020-06 | ||
| United Singers of the Fond Du Lac Area Inc | Arts, culture and humanities | 501(c)(3) | 2014 | $0 | $0 | 2026-06 |
| United Steelworkers | 501(c)(5) | 1974 | $0 | $0 | 2025-12 | |
| United for Diversity Inc | Community improvement and capacity building | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Verlyn E Grahl Foundation Inc | Education | 501(c)(3) | 1999 | $1 million | 2025-12 | |
| Veterans of Foreign Wars of the United States Dept of Wisconsin | 501(c)(19) | 1973 | $0 | $0 | 2025-12 | |
| Veterans of Foreign Wars of the United States Dept of Wisconsin | 501(c)(4) | 1973 | $0 | $0 | 2025-12 | |
| Wallace and Janet Lichtenberg Family Foundation | Philanthropy, voluntarism and grantmaking foundations | 501(c)(3) | 1997 | $2.6 million | 2025-12 | |
| Wheels To Work Incorporated | Housing and shelter | 501(c)(3) | 2026 | |||
| Winds of the Spirit Ministries Inc | Religion-related | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Winnebago Land Central Office Aa | Mental health and crisis intervention | 501(c)(3) | 2026 | $0 | $0 | 2025-09 |
| Winnebago Lutheran Academy | Religion-related | 501(c)(3) | 1996 | |||
| Wisconsin Association of Historic Preservation Commissions Inc | Arts, culture and humanities | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Wisconsin Garden Club Federation | Environment | 501(c)(3) | 2005 | $0 | $0 | 2026-05 |
| Wisconsin Journalism Education Association | Education | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Wisconsin Tennis Foundation Inc | Recreation and sports | 501(c)(3) | 1999 | $0 | $0 | 2025-12 |
| Wisconsin Trio Association Inc | Education | 501(c)(3) | 2022 | $1 | 2024-12 | |
| World Ice and Snow Sailing Association Inc | Recreation and sports | 501(c)(3) | 2025 | |||
| Yahs House of Worship & Healing | Religion-related | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Calvary Cemetery Association | 501(c)(3) | 1989 | $-85,051 | $2.5 million | 2024-12 |
By cause in Fond Du Lac, WI
- Education 27
- Youth development 25
- Recreation and sports 20
- Arts, culture and humanities 19
- Religion-related 16
- Philanthropy, voluntarism and grantmaking foundations 16
- Human services 14
- Health care 10
- Community improvement and capacity building 10
- Animal-related 8
- Environment 8
- Mental health and crisis intervention 6
- Public and societal benefit 6
- Mutual and membership benefit 3
- International, foreign affairs and national security 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.