# REGENSTEIN FOUNDATION

REGENSTEIN FOUNDATION is a Private Foundation based in CHICAGO, United States.

## Overview

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

## About

REGENSTEIN FOUNDATION is listed by the Internal Revenue Service as a private grantmaking foundation exempt under Section 501(c)(3), with employer identification number 36-3152531. The IRS filing address is in CHICAGO, IL, United States. For the tax period ending December 2025, the IRS Exempt Organizations Business Master File lists year-end book assets of USD 77,465,011 and an IRS-computed Income Amount of USD 17,543,486. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF. The IRS ruling date on file is December 1981. These tax-filing amounts are not assets under management or net profit.

## Questions

### What is REGENSTEIN FOUNDATION?

The IRS lists REGENSTEIN FOUNDATION as a private grantmaking foundation exempt under Section 501(c)(3), with EIN 36-3152531.

### What filing locality does the IRS record for REGENSTEIN FOUNDATION?

The IRS filing address is in CHICAGO, IL, United States.

### What book assets does the IRS report for REGENSTEIN FOUNDATION?

For the tax period ending December 2025, the IRS lists year-end book assets of USD 77,465,011.

### What does the IRS Income Amount for REGENSTEIN FOUNDATION represent?

For the tax period ending December 2025, the IRS-computed Income Amount is USD 17,543,486. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF.

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Updated: 2026-10-15T14:30:23.520Z

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