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Nonprofit · EIN 47-5206043

MAST INTERNATIONAL INC

Tax-exempt · KENT, WA 98030

Address and contacts

Address (IRS master file)
13036 SE KENT KANGLEY RD, KENT, WA 98030-7965
Mailing address (990-N for 2025)
13036 SE KENT KANGLEY RD, KENT WA 98030
Principal officer (990-N for 2025)
John Shepard, 13036 SE KENT KANGLEY RD, KENT WA 98030

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, 2026990-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-N for MAST INTERNATIONAL INC

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
47-5206043
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
2016
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B01)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: John Shepard
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: John Shepard
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: John Shepard
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: John Shepard
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: John Shepard
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: SUSAN WALEN
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: SUSAN WALEN
December 31, 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 47-5206043).

Questions about MAST INTERNATIONAL INC

What is the EIN of MAST INTERNATIONAL INC?
The employer identification number (EIN) of MAST INTERNATIONAL INC is 47-5206043.
Is MAST INTERNATIONAL INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to MAST INTERNATIONAL INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MAST INTERNATIONAL INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MAST INTERNATIONAL INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MAST INTERNATIONAL INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of MAST INTERNATIONAL INC?
The 990-N for 2025 names John Shepard.

Other nonprofits in KENT

All nonprofits in KENT · Washington · Education