Mark A. Berthiaume

4.5 (40 reviews )

Boston Massachusetts United States

Commercial Litigation

Recognized in Best Attorney USA since 2020

617-310-6000 Website

About Mark

Mark A. Berthiaume is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation.Mark A., who practices law in Boston, Massachusetts, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark A. is held by other top lawyers in the same geographic and legal practice area.

Mark A. Berthiaume is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation.

Mark A., who practices law in Boston, Massachusetts, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark A. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Commercial Litigation

Education

The George Washington University

Awards & Recognition

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Reviews

4.5 / 5

40 Reviews

1,028 Profile Views

Jenna Wuckert

Feb 02, 2026

Five stars for the incredible team at Mark A. Berthiaume in Boston - they are amazing

If you need a Commercial Litigation law lawyer, Mark A. Berthiaume is the one to call. Great job and very responsive team. They kept me in the loop and always had time to explain the details of my cas...

Gilbert Kris

Feb 02, 2026

Great people who truly care at Mark A. Berthiaume - the best legal team in Massachusetts

Mark A. Berthiaume has been doing this since Recognized in Best Lawyers since 2020, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my leg...

Bob Okuneva

Feb 02, 2026

Simply amazing representation from Mark A. Berthiaume's office during my recent legal matter

Honestly, I can't thank Mark A. Berthiaume enough for everything they've done for me. They really know their stuff when it comes to Commercial Litigation law and it shows in the results. 10/10 would r...

Stephanie Spinka

Feb 02, 2026

Top notch experts in Boston - Mark A. Berthiaume is by far the best lawyer I've ever had

Mark A. Berthiaume is fantastic and very professional. Don't hesitate to hire them if you're in Massachusetts and need help. They really know their stuff and will go the extra mile to make sure you're...

Rosemary Heller

Feb 02, 2026

Reliable lawyer you can count on - Mark A. Berthiaume provided excellent service throughout

I've worked with a few lawyers in Boston over the years, but Mark A. Berthiaume stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I fel...