James O'Leary

Recognized in Best Lawyers since 2022

Awarded Practice Areas

Mass Tort Litigation / Class Actions - Plaintiffs Personal Injury Litigation - Plaintiffs Product Liability Litigation - Plaintiffs

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Awarded Practice Areas

Mass Tort Litigation / Class Actions - Plaintiffs Personal Injury Litigation - Plaintiffs Product Liability Litigation - Plaintiffs

Works at

O'Leary, Shelton, Corrigan, Peterson, Dalton & Quillin LLC

6 Best Lawyers awards

Biography

James O'Leary is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs.

James, who practices law in St. Louis, Missouri, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James is held by other top lawyers in the same geographic and legal practice area.

Locations

St. Louis, Missouri

314-405-9000

The University Tower, Penthouse-1A
1034 South Brentwood Boulevard, 23rd Floor
St. Louis, MO 63117

Education

Saint Louis University, Law, graduated 1995
University of Tulsa, Political Science/Law & Society, graduated 1992

Bar Admissions

Missouri, 1995

Court Admissions

Eastern District of Missouri

Affiliations

Missouri Association of Trial Attorneys - Board of Governor

Client Testimonials

Awards & Focus

Recognized in The Best Lawyers in America^® 2026 for work in:

Mass Tort Litigation / Class Actions - Plaintiffs
Personal Injury Litigation - Plaintiffs
Product Liability Litigation - Plaintiffs

Additional Areas of Practice:

Litigation - Construction

Awards:

2022 Missouri Lawyer's Weekly, Power List for Personal Injury
2010-2022 Missouri Super Lawyer
2016-2021 Top Attorney in Plaintiff's Personal Injury
Multi-Million Dollar Advocates Forum
2021 Top 20 Wrongful Death Verdict in U.S.

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