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Nonprofit · EIN 82-1308200

CAMBIUM FOUNDATION

Tax-exempt · KIRKLAND, WA 98033

Address and contacts

Address (IRS master file)
4331 LAKE WASHINGTON BLVD NE 7101, KIRKLAND, WA 98033-7943
In care of
% JEREMIAH ISAACSON
Mailing address (990-N for 2025)
4331 Lake Washington Blvd NE 7101, Kirkland WA 98033
Principal officer (990-N for 2025)
Jeremiah Isaacson, 4331 Lake Washington Blvd NE 7101, Kirkland WA 98033

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

Tax yearYear endedDueIRS public records
2025March 31, 2026August 17, 2026990-N on file
2024March 31, 2025August 15, 2025990-N on file
2023March 31, 2024August 15, 2024990-N on file

IRS record

EIN
82-1308200
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
2017
Accounting year ends
March
Files
Form 990-N (e-Postcard)
Category (NTEE)
Human services (P12)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Jeremiah Isaacson
March 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Jeremiah Isaacson
March 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Jeremiah Isaacson
March 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Jeremiah Isaacson
March 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Jeremiah Isaacson
March 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Jeremiah Isaacson
March 31, 2020≤ $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 82-1308200).

Questions about CAMBIUM FOUNDATION

What is the EIN of CAMBIUM FOUNDATION?
The employer identification number (EIN) of CAMBIUM FOUNDATION is 82-1308200.
Is CAMBIUM FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
Are donations to CAMBIUM FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CAMBIUM FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CAMBIUM FOUNDATION due?
The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CAMBIUM FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended March 31, 2026.
Who is the principal officer of CAMBIUM FOUNDATION?
The 990-N for 2025 names Jeremiah Isaacson.

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