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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 36-4418672

MIDWEST WATER ANALYSTS ASSOCIATION

Tax-exempt · BOLINGBROOK, IL 60440

Address and contacts

Address (IRS master file)
747 E BOUGHTON RD 171, BOLINGBROOK, IL 60440-2281
In care of
% DONNA COOLIDGE
Mailing address (990-N for 2025)
747 E Boughton Rd 171, Bolingbrook IL 60440
Principal officer (990-N for 2025)
Marco Giese, 7514-26th Ave, Kenosha WI 53143

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 February, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025February 28, 2026July 15, 2026990-N on file
2024February 28, 2025July 15, 2025990-N on file
2023February 29, 2024July 15, 2024990-N on file

File the 2026 990-N for MIDWEST WATER ANALYSTS ASSOCIATION

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

IRS record

EIN
36-4418672
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
2001
Accounting year ends
February
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Marco Giese
February 28, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Marco Giese
February 28, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Timothy Bunker
February 29, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Donna Coolidge
February 28, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Donna Coolidge
February 28, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Donna Coolidge
February 29, 2020≤ $50,000 receipts––e-Postcard

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 36-4418672).

Questions about MIDWEST WATER ANALYSTS ASSOCIATION

What is the EIN of MIDWEST WATER ANALYSTS ASSOCIATION?
The employer identification number (EIN) of MIDWEST WATER ANALYSTS ASSOCIATION is 36-4418672.
Is MIDWEST WATER ANALYSTS ASSOCIATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2001.
Are donations to MIDWEST WATER ANALYSTS ASSOCIATION tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does MIDWEST WATER ANALYSTS ASSOCIATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MIDWEST WATER ANALYSTS ASSOCIATION due?
The return for tax year 2026 (the year ending February 28, 2027) is due July 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MIDWEST WATER ANALYSTS ASSOCIATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended February 28, 2026.
Who is the principal officer of MIDWEST WATER ANALYSTS ASSOCIATION?
The 990-N for 2025 names Marco Giese.

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