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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 39-6077394

SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC

Also known as BETA CHAPTER

Tax-exempt · MADISON, WI 53715

Address and contacts

Address (IRS master file)
333 EAST CAMPUS MALL RM 114, MADISON, WI 53715-1380
In care of
% KATIE SEITZ
Mailing address (990-N for 2025)
333 E Campus Mall Mailbox 114, Madison WI 53715
Principal officer (990-N for 2025)
Nina Hawkins, 301 S Livingston St Apt 103, Madison WI 53703

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 SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC

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

IRS record

EIN
39-6077394
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Exempt since
1944
Accounting year ends
June
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Nina Hawkins
June 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Nina Hawkins
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Fong Liew
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Alexis Adrian
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Katelyn Cassel
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Katelyn Cassel
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Katelyn Cassel
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 39-6077394).

Questions about SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC

What is the EIN of SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC?
The employer identification number (EIN) of SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC is 39-6077394.
Is SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1944.
Which annual return does SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE 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 SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE 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 SIGMA DELTA EPSILON GRADUATE WOMEN IN SCIENCE INC?
The 990-N for 2025 names Nina Hawkins.

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