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Nonprofit · EIN 92-3085310

COSMIC STEM LAB

Tax-exempt · OCONOMOWOC, WI 53066

Address and contacts

Address (IRS master file)
W353S2960 TALLGRASS CT, OCONOMOWOC, WI 53066-8788
Mailing address (990-N for 2023)
W353S2960 Tallgrass Ct, Oconomowoc WI 53066
Principal officer (990-N for 2023)
Leanna Shin, W353S2960 Tallgrass Ct, Oconomowoc WI 53066

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

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026Not on file
2024December 31, 2024May 15, 2025Not on file
2023December 31, 2023May 15, 2024990-N on file

IRS record

EIN
92-3085310
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2023
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B99)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2023
Officer: Leanna Shin
December 31, 2023≤ $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 92-3085310).

Questions about COSMIC STEM LAB

What is the EIN of COSMIC STEM LAB?
The employer identification number (EIN) of COSMIC STEM LAB is 92-3085310.
Is COSMIC STEM LAB tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
Are donations to COSMIC STEM LAB tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does COSMIC STEM LAB file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of COSMIC STEM LAB due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did COSMIC STEM LAB last file with the IRS?
The latest return in the IRS public files is the 990-N for 2023 for the year ended December 31, 2023.
Who is the principal officer of COSMIC STEM LAB?
The 990-N for 2023 names Leanna Shin.

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