# Wiancko Charitable Foundation Inc

Wiancko Charitable Foundation Inc is a Private Foundation based in Seattle, United States.

## Overview

- **Organization type:** Private Foundation
- **Headquarters:** Seattle, United States
- **Region:** North America

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies Wiancko Charitable Foundation Inc as a private grantmaking foundation exempt under Section 501(c)(3). Its Employer Identification Number is 83-0291490. Its reported mailing city is Seattle, Washington, United States. For the tax period ending December 2024, the retained IRS record reports total assets of USD 36,603,111. Reported income for that tax period is USD 4,978,700. The IRS ruling year recorded in this snapshot is 1990. Total assets are balance-sheet assets, not assets under management. These are dated IRS records; they do not establish current finances or a present investment mandate.

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Updated: 2026-10-23T12:28:25Z

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