Thomas P. O'Brien

4.5 (40 reviews )

Los Angeles California United States

Criminal Defense: White-Collar Litigation - Securities

Recognized in Best Attorney USA since 2016

310-586-7700 Website

About Thomas

Thomas P. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar and Litigation - Securities.Thomas P., who practices law in Los Angeles, California, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas P. is held by other top lawyers in the same geographic and legal practice area.

Thomas P. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar and Litigation - Securities.

Thomas P., who practices law in Los Angeles, California, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas P. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Criminal Defense: White-Collar

Litigation - Securities

Education

University of San Diego

Awards & Recognition

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Reviews

4.5 / 5

40 Reviews

1,046 Profile Views

Casey Lubowitz

Jan 27, 2026

Five stars for the incredible team at Thomas P. O'Brien in Los Angeles - they are amazing

Best lawyer for Criminal Defense: White-Collar law in Los Angeles. Period. I've seen others, but Thomas P. O'Brien is on another level. They truly care about their clients and work hard to get the bes...

Dan Ferry

Jan 27, 2026

A very good experience overall with the entire team at Thomas P. O'Brien's legal practice

Solid experience overall with the law firm of Thomas P. O'Brien. They know Criminal Defense: White-Collar law inside and out and gave me great advice. Very helpful and got the job done exactly as they...

Shannon Barrows

Jan 27, 2026

Highly recommend Thomas P. O'Brien for anyone needing expert Criminal Defense: White-Collar law help in California

I didn't think I'd find such a good lawyer in California, but here we are and I am thoroughly impressed. Thomas P. O'Brien is just awesome and exceeded all my expectations. No complaints at all! They...

Alberto Franey

Jan 27, 2026

So glad I called Thomas P. O'Brien to handle my Criminal Defense: White-Collar law case in Los Angeles

Everyone at Thomas P. O'Brien's office in Los Angeles was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt...

Billy Weber

Jan 27, 2026

So happy with the results of my case thanks to the hard work of Thomas P. O'Brien and staff

Short and sweet: Thomas P. O'Brien is the real deal and a true professional in the field of Criminal Defense: White-Collar law. If you're in Los Angeles and need help with your legal issues, call them...