# William J Mayer TR Uai

William J Mayer TR Uai is a Private Foundation based in Essex, United States.

## Overview

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

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies William J Mayer TR Uai as a private grantmaking foundation exempt under Section 501(c)(3). Its Employer Identification Number is 06-6475364. Its reported mailing city is Essex, Connecticut, United States. For the tax period ending December 2025, the retained IRS record reports total assets of USD 739,517. Reported income for that tax period is USD 74,954. The reported NTEE classification code is T20. The IRS ruling year recorded in this snapshot is 2024. Original retained record: IRS Exempt Organizations Business Master File, eo1.csv, EIN 06-6475364. 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: 2026-10-25T16:21:26Z

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