Professional Background

Gavel and Books

About John O'Neill

Years of Legal Experience in Your Corner

John M. O’Neill has been a full-time litigation attorney since 1985. Mr. O’Neill has devoted his entire legal career to representing clients injured as a result of motor vehicle accidents, defective products, construction site accidents, slip and falls, and other accidents.

Originally from Massachusetts, Mr. O’Neill received his undergraduate degree from Boston College and his law degree from Suffolk University Law School.

After graduating from law school, Mr. O’Neill practiced law with the nationally known products liability firm of Swartz & Swartz in downtown Boston for ten years.

In 1995, Mr. O’Neill moved to Hawaii and began working with the highly regarded Maui law firm of Krueger & Cahill. In 1997, the law firm of Cahill & O’Neill was formed.

In September 2012, Mr. Cahill became a judge and the Law Offices of John O'Neill was formed.

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