# William J. and Dorothy K. O'Neill Foundation

William J. and Dorothy K. O'Neill Foundation is a Private Family Foundation based in Cleveland, United States.

## Overview

- **Organization type:** Private Family Foundation
- **Headquarters:** Cleveland, United States
- **Region:** North America
- **Address:** Cleveland, United States
- **Assets under management:** $104 million
- **Website:** https://www.oneillfoundation.org
- **LinkedIn:** https://www.linkedin.com/company/william-j-and-dorothy-k-o-neill-foundation

## Regulatory record

- **Reports private funds:** No

## About

The William J. and Dorothy K. O'Neill Foundation is a private family foundation based in Cleveland, United States, with $104 million in assets under management. It invests in effective nonprofits that partner with communities to promote health, safety, and empowerment for families. The foundation's strategy centers on multi-year Deep Impact grants that use whole-family approaches to break cycles of poverty. It also makes invitation-only Family Interest grants across six focus areas: birth justice, direct cash assistance, environmental justice, young men empowerment, barrier-breaking partnerships, and rural communities. Grantmaking targets regions across the United States where O'Neill family members live, including Ohio, Hawaii, Virginia, and New York. Its approach emphasizes community partnership and systemic change rather than one-time funding. The foundation's portfolio spans health, safety, and family empowerment initiatives.

## Sectors

- Institutional Investor
- Private Family Foundation
- United States

## Questions

### What is the William J. and Dorothy K. O'Neill Foundation's grantmaking strategy?

It provides multi-year Deep Impact grants emphasizing whole-family approaches to break cycles of poverty, along with invitation-only Family Interest grants in six focus areas: birth justice, direct cash assistance, environmental justice, young men empowerment, barrier-breaking partnerships, and rural communities.

### What regions does the foundation target?

It directs grantmaking to regions across the United States where O'Neill family members live, including Ohio, Hawaii, Virginia, and New York.

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Last updated: 2026-07-13T02:20:35.000Z

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