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Data / Nonprofits / Illinois / Chicago / Mutual and membership benefit

Mutual and membership benefit nonprofits in Chicago, IL: 103 registered with the IRS

103 mutual and membership benefit nonprofits are registered with the IRS in Chicago, IL, 25 of them 501(c)(3) charities; the 55 that report revenue took in $2.29 billion. The largest by revenue: Accenture United States Benefit ($1.02 billion), United Airlines Employee Sick Leave Trust ($539.7 million), United Airlines Pilot Retiree Health Account Plan ($191.2 million).

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Every organization, largest by revenue first

OrganizationTypeSinceRevenueAssetsFiling
Accenture United States Benefit501(c)(9)2002$1.02 billion$132.5 million2025-08
United Airlines Employee Sick Leave Trust501(c)(9)2016$539.7 million$61.6 million2024-12
United Airlines Pilot Retiree Health Account Plan501(c)(9)2015$191.2 million$953 million2024-12
Seiu Healthcare Il Home Care & Child Care Fund501(c)(9)2009$150 million$301 million2025-04
Kraft Foods Global Inc Retiree Health and Life Benefit Trust501(c)(9)2013$82.3 million$791.3 million2024-12
University of Chicago Self Insurance Trust501(c)(3)$44.2 million$268.6 million2025-06
Pepco Holdings Inc Veba Trust501(c)(9)1999$34.4 million$331.7 million2024-12
United Airlines Technicians and Related Employees HRA&RHA Plans501(c)(9)2018$31.8 million$51.4 million2024-12
Coca-Cola Co Postretireme Medical Voluntary Emp Beneficiary501(c)(9)2009$28.4 million$40,9432024-12
Childrens Memorial Hospital Self501(c)(3)1977$22.4 million$200.9 million2025-08
University of Missouri Medical Professional Liability Trust501(c)(3)1978$22.3 million$70.2 million2025-06
Ibew Local 134-Neca Vacation Savings Trust Fund501(c)(9)2018$18.4 million$3.7 million2025-06
Trust Agreement of the Retiree Medical Plan of the Plumbers501(c)(9)2015$17.6 million$61.9 million2025-05
Chicago Truck Drivers HLPRS & Whse501(c)(9)1957$15.3 million$35.8 million2025-03
Intl Un of Operating Engrs Local 399 Health Reimbursement Account501(c)(9)2014$12.4 million$61.4 million2025-05
National Allied Workers Union Insurance Trust501(c)(9)1999$7.3 million$6.3 million2025-03
Ipers Rivergate Inc501(c)(25)2015$7 million$81.4 million2026-06
University of Chicago Retiree Medical Trust501(c)(3)1997$4.8 million$134.8 million2025-06
Ipers Hamilton Marketplace Inc501(c)(25)2022$4.6 million$69.2 million2026-06
Komatsu America Corp Retiree Welfare Collectively Bargained Tru501(c)(9)2010$4.4 million$49.6 million2024-12
Alfa International Global Legal Network Inc501(c)(6)2002$4.1 million$4.8 million2025-12
Dana Non-Union Retiree Veba Trust501(c)(9)2008$4.1 million$40 million2024-12
Komatsu America Corp Retiree Welfare Noncollectively Bargained501(c)(9)2009$3.6 million$25.7 million2024-12
Ipers South Loop Market Inc501(c)(25)2020$3.6 million$42.2 million2026-06
Private Directors Association NFP501(c)(6)2018$2.5 million$1 million2025-12
Seiu Local 1 & Boma Chicago Training and Legal Fund501(c)(9)2025$1.8 million$1.6 million2025-09
Hub Industrial Inc501(c)(25)2023$1.6 million$44 million2022-12
Retired Teachers Association of Chicago501(c)(4)1952$1.5 million$11 million2025-12
Hah Holdings LLC Health and Welfare Benefits Trust501(c)(9)2025$1.4 million$2.4 million2023-12
Airport Center Inc501(c)(25)2021$1 million$20.6 million2024-12
Ipers Galleria North Tower I Inc501(c)(25)2015$632,377$2.5 million2026-06
Chicago Chapter of China General Chamber of Commerce - USA501(c)(6)2017$550,187$810,6582025-12
STP Nuclear Operating Company Veba501(c)(9)2000$486,485$1.1 million2025-12
Ahcs Postretirement Benefits Trust501(c)(9)2006$424,761$7 million2024-12
Oscar B Smith Estate501(c)(13)2018$420,318$4.8 million2025-12
Patriot Coal Salaried Retiree Veba Trust501(c)(9)2014$400,048$7.8 million2024-12
Asa Postretirement Health Benefits Trust501(c)(9)2000$312,505$943,7692024-12
Real Estate Finance Forum501(c)(6)2014$258,334$394,2572025-12
Midwest Unitarian Universalist Foundation501(c)(3)1967$207,464$4.3 million2025-03
Cummings Inc501(c)(9)1988$189,353$692,7442025-12
Lettuce Help You Fund Trust501(c)(9)2007$179,502$77,8242025-06
Masonic Association of Evanston501(c)(2)2023$156,818$1.3 million2025-12
Japanese Mutual Aid Society of Chicago501(c)(3)1978$140,243$1.1 million2025-12
Secure Illinois Retirements501(c)(3)2022$100,000$4,7262025-12
General Conference of Grand Courts Heroines of Jericho Us Prince Hall501(c)(10)2023$80,308$51,1242026-04
Plumbers Local 130 Ua Retirees Club501(c)(7)2025$61,712$59,7662025-06
Fraternal Order of Police501(c)(8)1952$58,531$13,5632024-12
Jones Lang Lasalle Americas Inc Veba Trust501(c)(9)2006$58,000$1.1 million2024-12
Ashitha Funeral Charity Fund NFP501(c)(12)2009$51,280$145,3022025-12
Illinois Association of Blind Merchants501(c)(6)2013$48,847$79,6022025-12
Supreme Departments Combined Convention Enterprise501(c)(10)2025$19,190$17,6682025-12
Nehemiah Grand Lodge of Free and Accepted Modern Masons501(c)(10)2009$17,161$3,4322025-09
Cretan Ladies Association Amalthia501(c)(8)2017$12,067$112,2692024-12
1891 Fund501(c)(3)2025$0$02025-12
American Legion501(c)(19)2014$0$02024-07
American Naprapathic Association501(c)(3)2017$0$02024-12
Arabic Order No 21 of the Daughters of Isis of the Oasis of Chicago501(c)(8)2023$0$02025-12
CCK Enterprise Reinsurance Limited501(c)(15)2005
Caref4prez501(c)(3)2025$0$02025-06
City of Peoria Afscme Employees Retiree Healthcare Funding Plan501(c)(3)2016
Community of Asian American Therapi Sts in Chicagoland501(c)(6)2026
Comref Apex LLC501(c)(25)2025
Comref Burien LLC501(c)(25)2026
Comref Island Village LLC501(c)(25)2025
Comref Mob Holding II LLC501(c)(25)2026
Comref Poinciana LLC501(c)(25)2024
Cornerstone Lodge 91 Free and Accepted Masons501(c)(10)2026
Courage for the Soul501(c)(3)2019$0$02025-12
Davis & Elkins College Apcu Related University and College Employees501(c)(9)2002$0$02023-12
Dicksonburg Cemetery Assocation501(c)(3)2024$0$02025-12
Farm Butcher Table501(c)(3)2025$0$02025-12
Fraternal Order of Police501(c)(8)2022$0$02025-12
Fraternal Order of Police Family Auxiliary Chicago Lodge Number 7501(c)(8)2013$0$02025-04
Hispanic Business Network Foundation501(c)(3)2021$0$02025-12
Jewish Burial Society501(c)(3)1987$0$02025-12
Knights of Columbus501(c)(8)1940$0$02024-12
Knights of Columbus501(c)(8)1940$0$02026-06
Lambda Sigma Sigma Lupus Sorority Inc501(c)(3)2019$0$02025-12
Lincoln Park Chapter No 177 R A M501(c)(4)2025
Livingston Cemetery Inc501(c)(13)2016$0$02025-12
Lyon College Employees Health Benefit Trust501(c)(9)2008$0$02023-12
Marlin Reinsurance Company Limited501(c)(15)2002
Metropolitan Family Services Health and Welfare Trust501(c)(9)2026
National Association of Myofascial Trigger Point Therapists501(c)(6)2019$0$02025-12
Northern Bet Nahrin Organization501(c)(13)2015$0$02025-12
Oou Alumni North America Chapter501(c)(3)2016$0$02025-12
Paragon National Group501(c)(3)2022$0$02024-12
Phi Beta Sigma Fraternity Inc Epsilon Chi Sigma Chapter501(c)(10)2025
Regular Grand Lodge of Illinois Ancient Accepted Rite Free Accepte501(c)(10)2014$0$02025-08
Siloam Council No 53 C M501(c)(4)2025
Society of Pediatric Nurses501(c)(3)2016$0$02024-12
St Jude Credit Union501(c)(14)2025$0$02025-12
The Old Glory Club Inc501(c)(10)2026
Tuskegee Airmen Inc501(c)(3)1984$0$02025-12
United States of America Group of International Association501(c)(3)2022$0$02025-12
V2VC501(c)(3)2026
Village of Lincolnshire Retiree Healthcare Funding Plan501(c)(9)2014
William G Burkholder Foundation Trust501(c)(3)2002$1.5 million2025-12
William V Banks Human Needs Center NFP501(c)(3)2012$0$02024-12
Windy City Veterans Association501(c)(19)2019$0$02025-12
Wofford Chapel Church Cemetery Maintenance Organization501(c)(13)2006$0$02025-12
BCBSSC Voluntary Employees Beneficiary Association501(c)(9)2005$-649,175$4.8 million2025-12
Trust 3500 Maple Corp501(c)(25)2017$-1,972,955$101 million2025-06

Other causes in Chicago, IL

Every nonprofit in Chicago, IL · Mutual and membership benefit nonprofits across the state · 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.