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Nonprofit · EIN 87-3409115

LINKUP INC

Tax-exempt · SAN JOSE, CA 95124

Address and contacts

Address (IRS master file)
1815 GREENCREEK DR, SAN JOSE, CA 95124-1122
In care of
% WEIMIN HUANG
Mailing address (990-N for 2025)
1815 Greencreek Drive, SAN JOSE CA 95124
Principal officer (990-N for 2025)
Weimin Huang, 1815 Greencreek Drive, SAN JOSE CA 95124

California records

California keeps its own records of charities and corporations. Search them by EIN 87-3409115 or by the name LINKUP INC.

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

Tax yearYear endedDueIRS public records
2025September 30, 2026February 16, 2027990-N on file
2024September 30, 2025February 17, 2026990-N on file
2023September 30, 2024February 18, 2025990-N on file

File the 2026 990-N for LINKUP INC

Due February 15, 2028 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
87-3409115
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
2022
Accounting year ends
September
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Weimin Huang
September 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Weimin Huang
September 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Weimin Huang
September 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Weimin Huang
September 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Weimin Huang
September 30, 2022≤ $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 87-3409115).

Questions about LINKUP INC

What is the EIN of LINKUP INC?
The employer identification number (EIN) of LINKUP INC is 87-3409115.
Is LINKUP INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
Are donations to LINKUP INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does LINKUP INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of LINKUP INC due?
The return for tax year 2026 (the year ending September 30, 2027) is due February 15, 2028. Form 8868 extends it by six months; the 990-N cannot be extended.
When did LINKUP INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended September 30, 2026.
Who is the principal officer of LINKUP INC?
The 990-N for 2025 names Weimin Huang.

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