James O'Leary

4.5 (10 reviews )

St. Louis Missouri United States

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

Recognized Since Recognized in Best Lawyers since 2022

314-405-9000 Website

About James

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.

Practice Areas

Mass Tort Litigation / Class Actions - Plaintiffs

Personal Injury Litigation - Plaintiffs

Product Liability Litigation - Plaintiffs

Education

Saint Louis University

University of Tulsa

Professional Affiliations

Awards & Recognition

Reviews

4.5 / 5

0 Reviews

1,006 Profile Views

Jessica Garcia

Jan 07, 2026

Outstanding Service and a Real Advocate – Highly Recommend!

I was initially very anxious and overwhelmed, but Mr. O’Leary’s team immediately put me at ease. They were incredibly supportive and explained everything clearly. They fought for me every step of the...

Michael Brown

Jan 07, 2026

Professional and Dedicated – A Lawyer You Can Trust

I retained Mr. O’Leary for a personal injury claim, and he was consistently professional and responsive. He answered all my questions patiently and explained the legal options available to me. I felt...

Emily Rodriguez

Jan 07, 2026

Exceptional Legal Representation and Genuine Care – A Rare Combination

Mr. O’Leary and his team went above and beyond to represent me in a mass tort case. They were compassionate, attentive, and incredibly knowledgeable about the law. I felt truly supported throughout th...

David Chen

Jan 07, 2026

Highly Recommended for Complex Personal Injury Cases – Clear Communication and Results

James O’Leary's office handled a very complicated product liability case for me. They explained everything in a way I could understand, and kept me updated regularly. While the process took some time,...

Sarah Miller

Jan 07, 2026

James O'Leary is a True Champion for Victims – Couldn't Have Asked For More!

I was devastated after my accident, and Mr. O'Leary took the time to truly understand my situation and explain every step of the process. His team was incredibly responsive, and he fought tirelessly t...