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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 99-0690307

WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION

Tax-exempt · LOS ANGELES, CA 90071

Address and contacts

Address (IRS master file)
633 W 5TH ST 26TH FLOOR, LOS ANGELES, CA 90071-2053
In care of
% ZHERUI ZHANG
Mailing address (990-N for 2025)
633 W 5th St 26th Floor, Los Angeles CA 90071
Principal officer (990-N for 2025)
Zherui Zhang, 633 W 5th St 26th Floor, Los Angeles CA 90071

California records

California keeps its own records of charities and corporations. Search them by EIN 99-0690307 or by the name WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

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

Tax yearYear endedDueIRS public records
2025January 31, 2026June 15, 2026990-N on file
2024January 31, 2025June 16, 2025Check at the IRS
2023January 31, 2024June 17, 2024990-N on file

File the 2026 990-N for WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION

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

IRS record

EIN
99-0690307
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2024
Accounting year ends
January
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Zherui Zhang
January 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Zherui Zhang
January 31, 2024≤ $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 99-0690307).

Questions about WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION

What is the EIN of WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION?
The employer identification number (EIN) of WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION is 99-0690307.
Is WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2024.
Are donations to WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION due?
The return for tax year 2026 (the year ending January 31, 2027) is due June 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended January 31, 2026.
Who is the principal officer of WINSTON LAB OF SOCIAL SCIENCE AND INNOVATION?
The 990-N for 2025 names Zherui Zhang.

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