Data / Nonprofits / Wisconsin / Science and technology
Science and technology nonprofits in Wisconsin: 94 registered with the IRS
94 science and technology nonprofits are registered with the IRS in Wisconsin, 86 of them 501(c)(3) charities; the 33 that report revenue took in $111 million. The most are in Madison (18), Milwaukee (7), Appleton (4). The largest by revenue: Experimental Aircraft Association Inc ($53.9 million), Education Analytics Inc ($29 million), Wiscnet ($10.6 million).
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Every organization, largest by revenue first
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Experimental Aircraft Association Inc | Oshkosh | 501(c)(3) | 1993 | $53.9 million | $91.8 million | 2025-02 |
| Education Analytics Inc | Madison | 501(c)(3) | 2015 | $29 million | $21.7 million | 2024-12 |
| Wiscnet | Madison | 501(c)(3) | 1994 | $10.6 million | $26 million | 2025-06 |
| International Conference On Learning Representations | Appleton | 501(c)(3) | 2019 | $5.1 million | $3.6 million | 2024-12 |
| Applied Superconductivity Educational Conference | Eau Claire | 501(c)(3) | 1999 | $1.9 million | $1.6 million | 2024-12 |
| Fox-Wolf Watershed Alliance Inc | Appleton | 501(c)(3) | 1996 | $1.8 million | $958,948 | 2025-12 |
| The Water Council Inc | Milwaukee | 501(c)(3) | 2009 | $1.7 million | $1.5 million | 2025-12 |
| Metropolitan Unified Fiber Network Consortium | Madison | 501(c)(4) | 2014 | $1.3 million | $2.3 million | 2024-12 |
| Forward Biolabs Inc | Madison | 501(c)(3) | 2019 | $889,457 | $2.9 million | 2025-06 |
| Wisconsin Cranberry Research and Education Foundation Inc | Wisc Rapids | 501(c)(3) | 1999 | $821,530 | $4.9 million | 2025-10 |
| Wisconsin Livestock Identification Consortium Inc | Madison | 501(c)(3) | 2002 | $512,982 | $326,604 | 2025-12 |
| Makerspace of Milwaukee Inc | Milwaukee | 501(c)(3) | 2015 | $496,405 | $846,964 | 2025-12 |
| Society for Affective Science Inc | Monona | 501(c)(3) | 2014 | $371,289 | $490,353 | 2025-12 |
| National Motorist Association Inc | Waunakee | 501(c)(3) | 1999 | $358,873 | $1.3 million | 2024-12 |
| American Filtration and Seperations Society Inc | Middleton | 501(c)(3) | 1996 | $350,610 | $439,556 | 2025-12 |
| Society for Freshwater Science | Ashland | 501(c)(3) | 1977 | $341,051 | $2.4 million | 2024-12 |
| American Association of Veterinary Parasitologists | Windsor | 501(c)(3) | 2007 | $267,026 | $326,498 | 2024-12 |
| Wisconsin Society for Ornithology Inc | Grafton | 501(c)(3) | 1971 | $183,545 | $1.2 million | 2024-12 |
| Society of Plastics Engineers | Sheboygan | 501(c)(3) | 1945 | $148,147 | $86,803 | 2025-06 |
| Burke Center for Ecosystem Research Inc | Ashland | 501(c)(3) | 2024 | $135,000 | $134,985 | 2024-12 |
| Governmental Information Processing Association of Wisconsin LTD | Oshkosh | 501(c)(6) | 2016 | $133,671 | $62,245 | 2025-12 |
| Wisconsin Society of Science Teachers | Green Bay | 501(c)(3) | 1994 | $122,464 | $337,647 | 2025-07 |
| Wisconsin Turfgrass Association Incorporated | Verona | 501(c)(3) | 1982 | $100,621 | $191,983 | 2024-12 |
| Metasub Inc | Mt Pleasant | 501(c)(3) | 2023 | $90,542 | $108,247 | 2024-12 |
| American Junior Investigator Association | Janesville | 501(c)(3) | 2024 | $89,901 | $92,587 | 2025-12 |
| Passenger Vessel Foundation Inc | Stoddard | 501(c)(3) | 1996 | $75,751 | $1 million | 2024-12 |
| Friends of Wisconsin Shipwreck Coast National Marine Sanctuary | Sheboygan | 501(c)(3) | 2024 | $69,947 | $47,073 | 2025-12 |
| Society for Conservation Biology North America Inc | Milwaukee | 501(c)(3) | 2016 | $63,827 | $202,140 | 2025-12 |
| Naturist Education Foundation Inc | Oshkosh | 501(c)(3) | 1993 | $58,059 | $1.2 million | 2024-12 |
| Tool Die & Machining Association of Wisconsin Forward Foundation Inc | Germantown | 501(c)(3) | 2021 | $28,130 | $130,347 | 2025-12 |
| 5 Lakes Institute Inc | Milwaukee | 501(c)(3) | 2008 | $26,471 | $51,329 | 2026-03 |
| World Society for Stereotactic and Functional Neurosurgery | Frederic | 501(c)(3) | 2021 | $19,351 | $91,457 | 2025-12 |
| DC608 Madison Inc | Madison | 501(c)(3) | 2024 | $1,714 | $1,136 | 2025-12 |
| 3ring | River Falls | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| 46 North Astronomy Center | Altoona | 501(c)(3) | 2024 | $0 | $0 | 2025-09 |
| Association for Computing Machinery | Eau Claire | 501(c)(3) | 1968 | $0 | $0 | 2026-06 |
| Assured Science Exchange Inc | Madison | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Baraboo Hills Ecology Research Collective Inc | North Freedom | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Bay Lakes Council Amateur Radio Clu B Inc | Luxemburg | 501(c)(3) | 2026 | |||
| Beneficial Plant Research Association Inc | Madison | 501(c)(3) | 2025 | $0 | $0 | 2025-06 |
| Capital Science and Engineering Fair | Madison | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Cedar Grove Ornithological Research Station Inc | Glenbeulah | 501(c)(3) | 2023 | $0 | $0 | 2026-06 |
| Chems Users Group | Montello | 501(c)(3) | 2005 | $0 | $0 | 2025-12 |
| Chippewa Valley Astronomical Society Limited | Eau Claire | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Concrete Nanotechnology and Nanoscience Society | Milwaukee | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Creation Science Society of Milwaukee Inc | Menomonee FLS | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Defining Humanity Inc | Brookfield | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Demining Research Community | Janesville | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Diversity Inventory Group Inc | Madison | 501(c)(3) | 2001 | $123,361 | 2025-12 | |
| Ethical Ai Consortium | Brookfield | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Experimental Aircraft Association Inc Corben Chapter 93 | Sauk City | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Friends of Madison Area Science Clubs | Madison | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Friends of the Royal Society of Chemistry Inc | Milwaukee | 501(c)(3) | 1993 | $30,794 | 2024-11 | |
| Genome Writers Guild | New Berlin | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Great Lakes Chapter of the National Society of Accountants for | Wauwatosa | 501(c)(6) | 2019 | $0 | $0 | 2025-12 |
| Inform Wisconsin Inc | Jefferson | 501(c)(4) | 2013 | $0 | $0 | 2025-12 |
| Institute for Contextual Engineerin G Inc | Cambridge | 501(c)(3) | 2026 | |||
| Institute for Furthering Ai and Computing in Manufacturing Inc | Fox Point | 501(c)(3) | 2024 | |||
| International Association for Astronomical Studies | Altoona | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| International Coregonid Symposium 2017 Limited | Washburn | 501(c)(3) | 2015 | $0 | $0 | 2023-12 |
| International Sidereal Astrology Association | Green Bay | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Irobotics Corp | Sun Prairie | 501(c)(3) | 2017 | $0 | $0 | 2025-05 |
| Kaytee Foundation Inc | Franklin | 501(c)(3) | 1995 | $843,786 | 2025-12 | |
| Kettle Moraine Prospectors of Wisconsin | Ixonia | 501(c)(3) | 2025 | |||
| Langlade Gem & Mineral Club LTD | Antigo | 501(c)(7) | 2026 | |||
| M C Squared Manufacturing Academy Inc | Milwaukee | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Madhacks | Madison | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Madison Gem and Mineral Club | Madison | 501(c)(3) | 2004 | $0 | $0 | 2023-12 |
| Martin Stem Foundation | New Berlin | 501(c)(3) | 2026 | |||
| Midwest Laboratory Robotics Interest Group | Madison | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Midwest Machine Learning Symposium | Madison | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Midwest Scientific Glass Society | Germantown | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Mirrorcore Foundation | Sturgeon Bay | 501(c)(3) | 2025 | |||
| Natural Materials Technology Accelerator Inc | Plain | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| New Beginnings Aviation Ministry Inc | Oconomowoc | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Open Engineering Inc | Menomonie | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Paranormal Investigators of Milwaukee Inc | New Berlin | 501(c)(3) | 2014 | $0 | $0 | 2024-12 |
| Planetpatch Inc | Madison | 501(c)(3) | 2025 | $0 | $0 | 2026-03 |
| Racine Astronomical Society Inc | Union Grove | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Reinforcement Learning Conference Inc | Appleton | 501(c)(3) | 2025 | |||
| Sauk Prairie Research Institute Inc | Lodi | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Save the Hills Alliance Inc | Menomonie | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Starsplitters of Wyalusing | PR Du Chien | 501(c)(3) | 2014 | $0 | $0 | 2025-10 |
| Stlna Inc | Franksville | 501(c)(6) | 2024 | $0 | $0 | 2024-12 |
| The Basenji Health Endowment | Poynette | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Tomah Area School District Foundation Inc | Tomah | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Trout Unlimited | Marinette | 501(c)(3) | 1972 | $0 | $0 | 2026-03 |
| Undergraduate Entomological Society | Madison | 501(c)(3) | 2025 | |||
| Whitewater University Technology Park Incorporated | Whitewater | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Whole Genome Sciences | Madison | 501(c)(3) | 2026 | |||
| Wisconsin Society of Professional Engineers Wi Valley Chapter | Rib Mountain | 501(c)(6) | 2015 | $0 | $0 | 2026-06 |
| Wisconsin Society of Professional Engineers-Northwest Chapter | Chippewa FLS | 501(c)(6) | 2015 | $0 | $0 | 2026-06 |
| Wisconsin Underwater Archaeological Association Inc | Mt Pleasant | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Wisconsin Youth for Science and Health | Appleton | 501(c)(3) | 2026 |
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.