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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 20-1471360

WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC

Tax-exempt · MILWAUKEE, WI 53233

Address and contacts

Address (IRS master file)
709 N 8TH ST, MILWAUKEE, WI 53233-2414
In care of
% BILL TOPRITZHOFER
Mailing address (990-N for 2025)
709 N 8th St, Milwaukee WI 53233
Principal officer (990-N for 2025)
Emily Vieyra, 709 N 8th St, Milwaukee WI 53233

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-N on file
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

File the 2026 990-N for WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC

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

IRS record

EIN
20-1471360
Tax-exempt status
501(c)(4): Social welfare organization
Donations deductible
No
Exempt since
2010
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B03)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Emily Vieyra
June 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Rebecca Pfenning
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Mieko Fujiura-Landers
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Kelly Kobiela
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Kelly Kobiela
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: CATHY MARKWIESE
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Kathy Setter
June 30, 2019≤ $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 20-1471360).

Questions about WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC

What is the EIN of WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC?
The employer identification number (EIN) of WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC is 20-1471360.
Is WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(4) since 2010.
Are donations to WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC 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 WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended June 30, 2026.
Who is the principal officer of WISCONSIN-ILLINOIS INNOVATIVE USERS GROUP INC?
The 990-N for 2025 names Emily Vieyra.

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