New York attorney · Reg. #4376778

Mary Elizabeth O'Neill

Suspended (registry: Suspended, delinquent)

Current employer

Jones Day · Chicago, IL · since at least September 2026

Admission

Admitted 2006, Third Department · AMERICAN UNIVERSITY

Flags

• Suspended

Employment history

• Jones Day · Chicago, IL · current

Compiled from NYS Office of Court Administration registration records, published NY Appellate Division decisions, and SEC orders against attorneys; current as of October 2026. Not an official record; verify with the NY Courts Attorney Search.