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

1,044 Profile Views

Robin Boehm

Jan 27, 2026

Simply amazing representation from Thomas P. O'Brien's office during my recent legal matter

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...

Tommie Jacobi

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...

Helen West

Jan 27, 2026

Solid work and professional service from Thomas P. O'Brien in Los Angeles for California residents

It's hard finding a reliable lawyer these days, but Thomas P. O'Brien in Los Angeles is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, respo...

Ken Huel

Jan 27, 2026

Great people who truly care at Thomas P. O'Brien - the best legal team in California

Thomas P. O'Brien has been doing this since Recognized in Best Lawyers since 2016, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my lega...

Thomas Ferry

Jan 27, 2026

Great people who truly care at Thomas P. O'Brien - the best legal team in California

Just wanted to say a huge thanks to Thomas P. O'Brien and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without their...