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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 81-1187018

CARDIAC ON CAMPUS

Tax-exempt · MADISON, WI 53715

Address and contacts

Address (IRS master file)
333 EAST CAMPUS MALL RM 3129, MADISON, WI 53715-1380
In care of
% JESSICA MILLER - MAILBOX 43
Mailing address (990-N for 2024)
333 East Campus Mall 3129, Madison WI 53715
Principal officer (990-N for 2024)
Samantha Pendowski, 5025 Romans Way, Colgate WI 53017

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, 2026Not due yet
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

File the 2025 990-N for CARDIAC ON CAMPUS

Due November 16, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
81-1187018
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Organization supporting a government college or university
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2016
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Health care (E70)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Samantha Pendowski
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Samantha Pendowski
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Madison Kranz
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Taylor Tonn
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Andreas Kyrvasilis
June 30, 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 81-1187018).

Questions about CARDIAC ON CAMPUS

What is the EIN of CARDIAC ON CAMPUS?
The employer identification number (EIN) of CARDIAC ON CAMPUS is 81-1187018.
Is CARDIAC ON CAMPUS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to CARDIAC ON CAMPUS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CARDIAC ON CAMPUS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CARDIAC ON CAMPUS due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CARDIAC ON CAMPUS last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended June 30, 2025.
Who is the principal officer of CARDIAC ON CAMPUS?
The 990-N for 2024 names Samantha Pendowski.

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