Question 1

Is The Open Window School a tax-exempt 501(c)(3)?

Accepted Answer

Yes — The Open Window School is recognised by the IRS as a 501(c)(3) organisation (EIN 91-1303536). The IRS recognised The Open Window School as tax-exempt in April 1986.

Question 2

What is The Open Window School's EIN?

Accepted Answer

The Open Window School's Employer Identification Number (EIN) is 91-1303536. The EIN was assigned by the IRS in April 1986. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does The Open Window School do?

Accepted Answer

Open Window School nurtures and inspires students of high intellectual potential.

Question 4

Where is The Open Window School located?

Accepted Answer

The Open Window School is located at 6128 168th Place SE, Bellevue, WA, 98006.

Question 5

When was The Open Window School founded or recognised by the IRS?

Accepted Answer

The Open Window School was recognised by the IRS as a tax-exempt organisation in April 1986. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is The Open Window School's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2023), The Open Window School reported $17.7M in total revenue and $16.5M in total expenses.

Question 7

Has The Open Window School been auto-revoked by the IRS?

Accepted Answer

No — The Open Window School (EIN 91-1303536) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is The Open Window School listed in IRS Publication 78?

Accepted Answer

Yes — The Open Window School is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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The Open Window School

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