Highest Assets in Wisconsin

Top nonprofits ranked by total assets

50 organizations
Year: Latest 2024 2023 2022
# Organization Revenue Assets
1 AURORA HEALTH CARE INC GROUP RETURN
EIN: 611649250 · MILWAUKEE, WI
$7.4B $8.0B
2 SUMMIT CREDIT UNION
EIN: 390230585 · MADISON, WI
$344.6M $6.9B
3 COMMUNITY FIRST CREDIT UNION
EIN: 396264347 · APPLETON, WI
$353.7M $6.4B
4 LANDMARK CREDIT UNION
EIN: 390203995 · BROOKFIELD, WI
$356.4M $6.4B
5 UNIVERSITY OF WISCONSIN FOUNDATION
EIN: 390743975 · MADISON, WI
$680.9M $6.3B
6 Froedtert ThedaCare Health Inc
EIN: 392014409 · MILWAUKEE, WI
$1.4B $5.8B
7 UNIVERSITY OF WISCONSIN CREDIT UNION
EIN: 390671465 · MADISON, WI
$363.8M $5.7B
8 ROYAL CREDIT UNION
EIN: 396072970 · EAU CLAIRE, WI
$300.0M $5.2B
9 CONNEXUS CREDIT UNION
EIN: 390263945 · WAUSAU, WI
$349.1M $4.3B
10 AURORA HEALTH CARE INC
EIN: 391442285 · MILWAUKEE, WI
$258.2M $3.9B
11 COVANTAGE CREDIT UNION
EIN: 390945701 · ANTIGO, WI
$234.4M $3.7B
12 THE MEDICAL COLLEGE OF WISCONSIN INC
EIN: 390806261 · Milwaukee, WI
$1.8B $3.5B
13 EDUCATORS CREDIT UNION
EIN: 390555293 · MT PLEASANT, WI
$231.7M $3.4B
14 WISCONSIN ALUMNI RESEARCH FOUNDATION
EIN: 390833612 · MADISON, WI
$140.8M $3.3B
15 Corporate Central Credit Union
EIN: 391370057 · Muskego, WI
$244.0M $3.0B
16 Ascendium Education Group Inc
EIN: 391090394 · MADISON, WI
$78.4M $3.0B
17 FOX COMMUNITIES CREDIT UNION
EIN: 390738415 · APPLETON, WI
$138.0M $2.8B
18 CAPITAL CREDIT UNION
EIN: 390394240 · GREEN BAY, WI
$132.2M $2.4B
19 CHILDREN'S HOSPITAL OF WISCONSIN INC
EIN: 390812532 · MILWAUKEE, WI
$938.0M $2.4B
20 Marquette University
EIN: 390806251 · Milwaukee, WI
$840.0M $2.2B
21 Gundersen Lutheran Medical Center Inc
EIN: 390813416 · LA CROSSE, WI
$1.6B $2.1B
22 PROHEALTH CARE INC
EIN: 391486873 · WAUKESHA, WI
$181.9M $2.0B
23 WESTCONSIN CREDIT UNION
EIN: 390823125 · MENOMONIE, WI
$115.6M $2.0B
24 CATHOLIC FINANCIAL LIFE
EIN: 390201015 · MILWAUKEE, WI
$161.8M $1.7B
25 DAIRYLAND POWER COOPERATIVE
EIN: 390233059 · La Crosse, WI
$485.8M $1.6B
26 CHILDREN'S HOSPITAL OF WISCONSIN FOUNDATION INC
EIN: 391500075 · MILWAUKEE, WI
$134.2M $1.6B
27 Froedtert Memorial Lutheran Hospital Inc
EIN: 396105970 · MILWAUKEE, WI
$2.9B $1.5B
28 ThedaCare Inc
EIN: 391509362 · Appleton, WI
$432.6M $1.5B
29 VERVE CREDIT UNION
EIN: 390711674 · OSHKOSH, WI
$70.1M $1.5B
30 BELLIN MEMORIAL HOSPITAL INC
EIN: 390884478 · GREEN BAY, WI
$834.7M $1.1B
31 Gundersen Lutheran Administrative Services Inc
EIN: 391606449 · LA CROSSE, WI
$1.2B $1.1B
32 GREATER MILWAUKEE FOUNDATION INC
EIN: 396036407 · MILWAUKEE, WI
$85.2M $1.1B
33 MARINE CREDIT UNION
EIN: 390827305 · LA CROSSE, WI
$92.3M $1.0B
34 MERITER HOSPITAL INC
EIN: 390806367 · MADISON, WI
$625.7M $991.6M
35 ASPIRUS INC
EIN: 391328331 · WAUSAU, WI
$24.2M $991.3M
36 THRIVENT CHARITABLE IMPACT & INVESTING
EIN: 411802412 · APPLETON, WI
$264.4M $939.7M
37 St Vincent Hospital of the Hospital Sisters of the Third Order of St Franci s
EIN: 390817529 · Green Bay, WI
$739.7M $918.9M
38 WESTBY CO-OP CREDIT UNION
EIN: 390966273 · WESTBY, WI
$52.2M $913.2M
39 MCHS HOSPITALS INC
EIN: 810977948 · MARSHFIELD, WI
$1.5B $910.3M
40 ThedaCare Regional Medical Center - Appleton Inc
EIN: 390824015 · APPLETON, WI
$237.8M $897.8M
41 Mercy Health System Corporation
EIN: 390816848 · JANESVILLE, WI
$685.9M $870.4M
42 INDIAN COMMUNITY SCHOOL INC
EIN: 391154960 · FRANKLIN, WI
$26.7M $853.3M
43 University of Wisconsin Medical Foundation Inc
EIN: 391824445 · Middleton, WI
$1.6B $823.5M
44 BLACKHAWK COMMUNITY CREDIT UNION
EIN: 396086299 · JANESVILLE, WI
$44.6M $814.1M
45 SUPERIOR CHOICE CREDIT UNION
EIN: 390906277 · SUPERIOR, WI
$49.3M $804.1M
46 MARSHFIELD CLINIC INC
EIN: 390452970 · MARSHFIELD, WI
$633.6M $800.0M
47 MERITER HEALTH SERVICES INC
EIN: 391412318 · MADISON, WI
$4.6M $794.6M
48 Regional Division Inc
EIN: 391446049 · Middleton, WI
$384K $794.2M
49 ICS SUPPORT ORGANIZATION INC
EIN: 273167963 · FRANKLIN, WI
$35.0M $749.5M
50 ThedaCare Regional Medical Center - Neenah Inc
EIN: 390830664 · Appleton, WI
$331.4M $737.0M
Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.