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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 36-6087445

CHICAGO SURGICAL SOCIETY

Tax-exempt · DES PLAINES, IL 60017

Financials

$47K$39K2023$55K$52K2024$50K$48K2025
Revenue Expenses · by fiscal year end
Financials of CHICAGO SURGICAL SOCIETY by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2026990-EZ$49,659$48,086$1,573$40,159$0$40,159
June 30, 2025990-EZ$55,010$51,792$3,218$38,586$0$38,586
June 30, 2024990-EZ$47,124$39,062$8,062$35,368$0$35,368
Financial details: 990-EZ for the year ended June 30, 2026

Revenue

Contributions, gifts and grants
$32,322
Membership dues
$6,244
Investment income
$7
Other revenue
$11,086

Expenses

Benefits paid to members
$24,866
Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$23,220
Program services (functional)
$24,866

Balance sheet and other

Total assets, start of year
$38,586
Total assets, end of year
$40,159
Total liabilities, end of year
$0
Net assets, end of year
$40,159
Cash, savings and investments
$40,159
Gross receipts
$49,659

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-EZ for the year ended June 30, 2026, highest compensation first.

NameTitleHours / weekCompensation
HEIDI MEMMELSECRETARY1$0
MARC MESLEHTREASURER5$0
NICOLE SIPARSKYRECORDER1$0
KEITH MILLIKANCOUNCILOR1$0
JONATHAN MYERSCOUNCILOR1$0
KONSTANTIN UMANSKIYCOUNCILOR1$0
MATTHEW HYSERPRESIDENT5$0
PETER ANGELOSVICE PRESIDENT1$0
MICHAEL UJIKIPRESIDENT-ELECT1$0
990-EZ for the year ended June 30, 2025: 9 people
NameTitleHours / weekCompensation
HEIDI MEMMELSECRETARY1$0
MARC MESLEHTREASURER5$0
GERARD ABOODRECORDER1$0
KEITH MILLIKANCOUNCILOR1$0
NORA HANSENCOUNCILOR1$0
JONATHAN MYERSCOUNCILOR1$0
KONSTANTIN UMANSKIYPRESIDENT5$0
MATTHEW HYSERPRESIDENT-ELECT1$0
DAVID BENTREMVICE PRESIDENT1$0
990-EZ for the year ended June 30, 2024: 9 people
NameTitleHours / weekCompensation
ADAM KABAKERSECRETARY1$0
MARC MESLEHTREASURER5$0
GERARD ABOODRECORDER1$0
KATHERINE YAOCOUNCILOR1$0
KEITH MILLIKANCOUNCILOR1$0
NORA HANSENCOUNCILOR1$0
KATE KOPKASHVICE PRESIDENT1$0
JONATHAN MYERSPRESIDENT5$0
KONSTANTIN UMANSKIYPRESIDENT-ELECT1$0

Address and contacts

Address (IRS master file)
PO BOX 2432, DES PLAINES, IL 60017-2432
In care of
% THE WRIGHT ORGANIZATION
Signed the 990-EZ
MARC MESLEH, TREASURER
Phone
(847) 299-7355
Return prepared by
MELINDA C GORNEY CPA

Mission

AWARDS TO MEMBERS FOR PROFESSIONAL DEVELOPMENT ACTIVITIES

990-EZ for the year ended June 30, 2026

Program accomplishments

  • AWARDS TO MEMBERS FOR PROFESSIONAL DEVELOPMENT ACTIVITIES
    Expenses $24,866

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026990-EZ on file
2024June 30, 2025November 17, 2025990-EZ on file
2023June 30, 2024November 15, 2024990-EZ on file

File the 2026 990-N for CHICAGO SURGICAL SOCIETY

Due November 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
36-6087445
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1967
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Assets (IRS master file)
$40,159
Income (IRS master file)
$49,659

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZJune 2026$49,659$48,086$40,159XML
990-EZJune 2025$55,010$51,792$38,586XML
990-EZJune 2024$47,124$39,062$35,368XML
990-EZJune 2023–––IRS
990-EZJune 2022–––IRS
990-EZJune 2021–––IRS
990-EZJune 2020–––IRS
990-EZJune 2019–––IRS
990-EZJune 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 36-6087445).

Questions about CHICAGO SURGICAL SOCIETY

What is the EIN of CHICAGO SURGICAL SOCIETY?
The employer identification number (EIN) of CHICAGO SURGICAL SOCIETY is 36-6087445.
Is CHICAGO SURGICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1967.
Are donations to CHICAGO SURGICAL SOCIETY tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does CHICAGO SURGICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CHICAGO SURGICAL SOCIETY due?
The return for tax year 2026 (the year ending June 30, 2027) is due November 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CHICAGO SURGICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended June 2026.
Who are the officers and directors of CHICAGO SURGICAL SOCIETY?
The 990-EZ for the year ended June 30, 2026 lists 9 people; 0 received compensation from the organization.
How much revenue does CHICAGO SURGICAL SOCIETY have?
On its 990-EZ for the year ended June 30, 2026 it reported revenue of $49,659, expenses of $48,086 and total assets of $40,159 at year end.

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