# Thomas H and Diane Demell Jacobsen PH D Foundation

Thomas H and Diane Demell Jacobsen PH D Foundation is a Private Foundation based in Saint Louis, United States.

## Overview

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

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies Thomas H and Diane Demell Jacobsen PH D Foundation as a private operating foundation exempt under Section 501(c)(3). Its Employer Identification Number is 37-6493307. Its reported mailing city is Saint Louis, Missouri, United States. For the tax period ending December 2024, the retained IRS record reports total assets of USD 41,929,487. Reported income for that tax period is USD 8,347,557. The reported NTEE classification code is A25. The IRS ruling year recorded in this snapshot is 2012. 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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