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

1,038 Profile Views

Vera Watsica

Jan 27, 2026

Absolutely Great! I couldn't be happier with the service from Thomas P. O'Brien

Really glad I found Thomas P. O'Brien for my case. They were a huge help and made everything understandable. I was very impressed with their knowledge and how they handled the opposition. If you're in...

Erik Emmerich

Jan 27, 2026

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

Alison Block

Jan 27, 2026

A huge weight off my shoulders thanks to the amazing work of Thomas P. O'Brien

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...

Dominick Howe

Jan 27, 2026

Outstanding experience with Thomas P. O'Brien in Los Angeles - truly the best legal team

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...

Joey Rogahn

Jan 27, 2026

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

I was really stressed about my case in Los Angeles, but Thomas P. O'Brien made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every d...