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

1,041 Profile Views

Juana Lehner

Jan 27, 2026

Excellent legal representation provided by Thomas P. O'Brien for my Criminal Defense: White-Collar law case

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...

Eduardo Reynolds

Jan 27, 2026

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

Needed help with Criminal Defense: White-Collar law and Thomas P. O'Brien delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in California lookin...

Archie Blick

Jan 27, 2026

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

If you're looking for someone who actually cares and will fight for you, go to Thomas P. O'Brien. They helped me out big time with my Criminal Defense: White-Collar law issue and kept me informed at e...

Mabel Koch

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...

Leland Renner

Jan 27, 2026

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

I've already told all my friends and family about Thomas P. O'Brien. If you need Criminal Defense: White-Collar law help in California, they're the ones to see without any doubt. They are local expert...