# Wollenberg Foundation

Wollenberg Foundation is a Private Foundation based in Menlo Park, United States.

## Overview

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

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies Wollenberg Foundation as a private grantmaking foundation exempt under Section 501(c)(3). Its Employer Identification Number is 94-6072264. Its reported mailing city is Menlo Park, California, United States. For the tax period ending December 2024, the retained IRS record reports total assets of USD 31,924,362. Reported income for that tax period is USD 11,136,317. The IRS ruling year recorded in this snapshot is 1954. 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

Canonical page: https://altss.com/profile/wollenberg-foundation

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