| Credit Union National Association Inc | 501(c)(6) | 1971 | $103.9 million | $106.4 million | 2024-12 |
| Madison Development Corporation | 501(c)(3) | 1980 | $12.2 million | $63.3 million | 2025-12 |
| WBD Inc | 501(c)(3) | 1982 | $10.4 million | $23 million | 2025-09 |
| Valency Fund Inc | 501(c)(3) | 2025 | $10 million | $10 million | 2024-12 |
| Common Wealth Development Inc | 501(c)(3) | 1979 | $4.6 million | $17.7 million | 2024-12 |
| Center for Community Stewardship Inc | 501(c)(3) | 2002 | $3.9 million | $1.9 million | 2024-12 |
| Forward Community Investments Inc | 501(c)(3) | 1995 | $3.7 million | $34.8 million | 2024-12 |
| Wisconsin Infrastructure Investment Now Inc | 501(c)(4) | 2016 | $1.9 million | $539,809 | 2025-05 |
| Nehemiah Community Development Corporation | 501(c)(3) | 1993 | $1.9 million | $3 million | 2024-12 |
| Wisconsin Broadcasters Association Inc | 501(c)(6) | 1968 | $1.7 million | $4.2 million | 2024-12 |
| Wisconsin Assisted Living Associated Inc | 501(c)(6) | 2003 | $1.5 million | $1.7 million | 2025-12 |
| Madison Rotary Foundation | 501(c)(3) | 1942 | $1.1 million | $19.4 million | 2025-06 |
| Wisconsin Society of Architects American Institute of Architects | 501(c)(6) | 2010 | $1.1 million | $2.1 million | 2024-12 |
| Madison Black Chamber of Commerce | 501(c)(6) | 2019 | $1.1 million | $1.2 million | 2024-12 |
| Startingblock Madison Inc | 501(c)(3) | 2014 | $1.1 million | $1.7 million | 2024-12 |
| Madison Northside Planning Council Inc | 501(c)(3) | 1994 | $1 million | $1.6 million | 2024-12 |
| Citizens Utility Board Inc Cub | 501(c)(3) | 2006 | $999,962 | $743,619 | 2024-12 |
| Sector67 Inc | 501(c)(3) | 2013 | $958,452 | $2.4 million | 2025-12 |
| Wisconsin Technology Council Inc | 501(c)(3) | 2001 | $917,359 | $246,200 | 2025-06 |
| Wisconsin Industrial Energy Group Inc | 501(c)(6) | 2001 | $915,182 | $181,313 | 2025-06 |
| Madison Region Economic Partnership Inc | 501(c)(6) | 2010 | $860,102 | $869,783 | 2024-12 |
| Danenet Inc | 501(c)(3) | 1996 | $807,386 | $484,915 | 2025-12 |
| Madison Public Market Foundation | 501(c)(3) | 2019 | $683,246 | $3.1 million | 2024-12 |
| Central Wisconsin Economic Development Fund Inc | 501(c)(4) | 2009 | $614,698 | $13.6 million | 2025-09 |
| Wisconsin Coalition of Independent Living Centers Inc | 501(c)(3) | 1996 | $600,491 | $243,619 | 2025-09 |
| Alliance of Health Insurers Ua | 501(c)(6) | 2013 | $595,135 | $708,057 | 2025-12 |
| The Bodgery Inc | 501(c)(3) | 2015 | $563,852 | $622,302 | 2025-12 |
| Emergency Department Benchmarking Alliance Inc | 501(c)(6) | 2009 | $498,065 | $2 million | 2025-12 |
| Kennedy Heights Neighborhood Association Inc | 501(c)(3) | 1985 | $413,450 | $275,455 | 2024-12 |
| Wisconsin Newspaper Association Inc | 501(c)(6) | 2009 | $402,268 | $881,295 | 2025-12 |
| Meadowood Health Partnership Inc | 501(c)(3) | 2023 | $396,411 | $130,781 | 2025-12 |
| African Center for Community Development Inc | 501(c)(3) | 2019 | $366,277 | $246,717 | 2025-12 |
| Greater Wisconsin Opportunities Fund Inc | 501(c)(3) | 2016 | $325,318 | $4.7 million | 2024-12 |
| World Association for Emergency & Disaster Medicine Inc | 501(c)(3) | 1994 | $268,066 | $393,298 | 2025-03 |
| Wisconsin Biofuels Association Inc | 501(c)(6) | 2015 | $233,750 | $391,747 | 2025-12 |
| Smart Growth Madison Inc | 501(c)(6) | 2017 | $206,386 | $290,803 | 2025-12 |
| Mozayik | 501(c)(3) | 2015 | $189,585 | $162,359 | 2025-12 |
| Ofs Holdings Inc | 501(c)(3) | 2017 | $181,851 | $4.3 million | 2025-09 |
| Atwood-Barrymore Corporation | 501(c)(3) | 1994 | $178,824 | $78,066 | 2024-12 |
| International Credit Union Regulators Network Inc | 501(c)(6) | 2016 | $159,297 | $170,406 | 2025-12 |
| Dane Buy Local Inc | 501(c)(6) | 2012 | $155,324 | $59,230 | 2025-12 |
| Building Industry Council Inc | 501(c)(4) | 2007 | $146,056 | $98,543 | 2024-12 |
| Agc of Wi Skill Integrity Responsibility Council Inc | 501(c)(4) | 2007 | $133,984 | $170,569 | 2025-12 |
| Wisconsin Consumer Finance Association Inc Plankinton Building Room 5032 | 501(c)(6) | 1951 | $131,062 | $221,810 | 2025-12 |
| Social Justice Center Inc | 501(c)(3) | 2000 | $128,007 | $843,203 | 2024-12 |
| Agc of Wisconsin Iap-Ca Inc | 501(c)(6) | 2009 | $123,790 | $323,831 | 2025-10 |
| Amateur Golf Association Madison Wisconsin Chapter Inc | 501(c)(6) | 1997 | $116,171 | $34,124 | 2025-12 |
| Meadowood Neighborhood Association Inc | 501(c)(3) | 2015 | $110,239 | $5,556 | 2025-12 |
| Wisconsin Transportation Employers Council Inc | 501(c)(6) | 2019 | $106,761 | $341,157 | 2024-12 |
| Wisconsin Center for Employee Ownership | 501(c)(3) | 2022 | $106,177 | $70,119 | 2025-12 |
| Marquette Neighborhood Association | 501(c)(3) | 2010 | $104,508 | $174,584 | 2025-09 |
| 100 Women Who Care Madison | 501(c)(3) | 2023 | $102,038 | $12,608 | 2025-12 |
| Wisconsin Biomass Energy Coalition Inc | 501(c)(6) | 2021 | $100,500 | $4,512 | 2025-12 |
| Wisconsin Council for Affordable Housing | 501(c)(6) | 1999 | $99,936 | $164,554 | 2025-06 |
| Wisconsin Railroad Association Inc | 501(c)(6) | 2016 | $96,000 | $79,596 | 2025-12 |
| Midwest Mujeres | 501(c)(3) | 2024 | $95,238 | $39,024 | 2025-12 |
| Project Management Institute | 501(c)(6) | 2001 | $93,002 | $129,967 | 2025-12 |
| Destination Madison Foundation Inc | 501(c)(3) | 2005 | $79,001 | $232,644 | 2025-12 |
| Municipal-Utilities Industry Advancement Program Inc | 501(c)(6) | 2000 | $76,203 | $390,242 | 2025-10 |
| Eastmorland Community Center LTD | 501(c)(3) | 2022 | $74,270 | $80,828 | 2024-12 |
| Global Peer Financing Association | 501(c)(6) | 2020 | $71,564 | $100,236 | 2025-12 |
| Commercial Brokers Group Inc | 501(c)(6) | 2001 | $57,330 | $27,280 | 2025-06 |
| Aaf District 8 | 501(c)(6) | 2011 | $40,985 | $140,853 | 2025-06 |
| Wisconsin Staff Physician Recruiters Inc | 501(c)(6) | 2009 | $36,987 | $23,509 | 2025-12 |
| Friends of Pact Inc | 501(c)(3) | 2014 | $28,803 | $336,088 | 2025-12 |
| Wisconsin Rural Partners Inc | 501(c)(3) | 1996 | $26,987 | $68,438 | 2025-06 |
| Westmorland Neighborhood Association | 501(c)(4) | 2024 | $22,470 | $37,210 | 2025-12 |
| Madison Freewheel Bicycle Co | 501(c)(3) | 2017 | $18,927 | $31,895 | 2026-01 |
| Wisconsin Startup Coalition Inc | 501(c)(4) | 2020 | $17,327 | $14,952 | 2025-12 |
| Wisconsin Floorcovering Association Inc | 501(c)(6) | 2007 | $10,147 | $42,967 | 2025-12 |
| Brick Consortium Inc | 501(c)(6) | 2021 | $5,000 | $200,258 | 2025-12 |
| Ad 2 Madison | 501(c)(6) | 2010 | $0 | $0 | 2024-06 |
| Adams County Farm Bureau | 501(c)(5) | 2015 | $0 | $0 | 2025-08 |
| African American Health Network Dane County | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| American Board of Cosmetic & Esthetic Dentistry | 501(c)(6) | 2018 | $0 | $0 | 2025-10 |
| Arboretum Neighborhood Association | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Association of Nepali American Certified Public Accountants Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Capitol Neighborhoods Inc | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Congress for the New Urbanism in Wisconsin | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Counter-Force Inc | 501(c)(3) | 2025 | | | |
| Dane Buy Local Foundation Inc | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Eastmorland Community Association Inc | 501(c)(4) | 2020 | $0 | $0 | 2025-12 |
| Elvehjem Neighborhood Association | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Endres Manufacturing Foundation Inc | 501(c)(3) | 1996 | | $6.1 million | 2024-12 |
| Friends of Kapei Foundation Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Friends of Wabeno Unicorporated Nonprofit Association | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Gerald A Bartell Community Theatre Building Corporation | 501(c)(2) | 2006 | $0 | $0 | 2025-12 |
| Glendal Neighborhood Association | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Hawthorne Neighborhood Association LTD | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Junior League of Madison Inc | 501(c)(3) | 1989 | $0 | $0 | 2025-04 |
| Kinship Foundation | 501(c)(3) | 1996 | | $714,563 | 2025-12 |
| Kujichagulia Madison Center for Self Determination | 501(c)(3) | 2006 | $0 | $0 | 2023-12 |
| Madison Improvement Alliance Inc | 501(c)(4) | 2023 | $0 | $0 | 2025-12 |
| Madison Media Professionals Inc | 501(c)(6) | 2018 | $0 | $0 | 2025-06 |
| Madison Traffic Garden Corp | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Merry-Go-Strong | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Midvale Heights Community Association Inc | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Midwest Council Inc | 501(c)(6) | 2015 | $0 | $0 | 2024-12 |
| Moms of Little Muslims Inc | 501(c)(3) | 2026 | | | |
| More for Madison Community Development Corp | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Nakoma League Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| National Association of Student Loan Adm Inc | 501(c)(6) | 1999 | $0 | $0 | 2025-12 |
| Ndeomoku Inc | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| North Street Neighborhood Association Inc | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Orchard Ridge Neighborhood Association | 501(c)(4) | 2014 | $0 | $0 | 2024-12 |
| Rehabilitation for Wisconsin in Action Inc | 501(c)(6) | 2011 | $0 | $0 | 2025-12 |
| Rural Wisconsin Inc | 501(c)(3) | 2022 | $0 | $0 | 2026-04 |
| Schenks Corners Arts Society Incorporated | 501(c)(3) | 2024 | | | |
| Shorewood Hills Ems & Fire Association | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Society of Women Engineers | 501(c)(3) | 1992 | $0 | $0 | 2026-06 |
| The N1la Foundation | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| The Voices of Power | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| University Hill Farms Association Inc | 501(c)(4) | 2015 | $0 | $0 | 2025-09 |
| Vilas Neighborhood Association | 501(c)(3) | 2019 | | $6,023 | 2025-12 |
| WCCC Madison Corporation | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Wayne D Horner Memorial Stand Down Inc | 501(c)(3) | 1998 | $0 | $0 | 2025-12 |
| Williamson Marquette Business Alliance Inc | 501(c)(6) | 2025 | $0 | $0 | 2025-12 |
| Wisconsin Economic Development Institute Inc | 501(c)(3) | 2001 | $0 | $0 | 2023-12 |
| Wisconsin Recreational Vehicle Dealers Alliance Inc | 501(c)(6) | 2016 | $0 | $0 | 2025-12 |
| Wisconsin Women Entrepreneurs Southcentral Inc | 501(c)(6) | 2012 | $0 | $0 | 2025-06 |
| Wisconson Clerks of Circuit Court Association | 501(c)(6) | 2012 | $0 | $0 | 2025-12 |
| Youth Empowerment Initiatives Incorporated | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |