Contact Us

For the quickest response, we recommend you contact our staff by email (instead of phone) or submit an inquiry using the form below.

Our mailing address:

Attn: William J. and Dorothy K. O’Neill Foundation
PO Box 44040
Cleveland, OH 44144

For package deliveries requiring a signature:

425 Literary Rd, Suite # 100
Cleveland, OH 44113

Our main office number: (216) 831-4134

Help Us Go Paperless!

We’re trying to be kinder to our environment. Please forward all annual reports, newsletters, and other brochures to us electronically at [email protected].

Funding Requests

We strongly encourage you to read about our new grantmaking process. At this time, the Foundation is not accepting unsolicited proposals.

Communication & Media Guidelines

We encourage you to review our communications & media guidelines. Other inquiries can be directed to Marlene Corrado at [email protected].

Send us a Message

Your questions and concerns are important to us. Please use the form below to submit your comment.

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