Mark W. Friedman is a litigation partner and Co-Chair of the firm’s International Dispute Resolution Group. His practice concentrates on international arbitration and litigation, and he also has broad experience in civil and criminal matters. Mr. Friedman has represented clients in a wide variety of complex commercial and Investor-State disputes across many industry sectors, including energy, mining, finance, insurance, construction, shareholder relationships, joint ventures, media, telecommunications and manufacturing. He has acted as counsel or arbitrator in disputes under the rules of the ICC, LCIA, AAA, ICDR, CPR, UNCITRAL and ICSID.

Among other leadership positions, Mr. Friedman is a former Vice President of the ICC Court of Arbitration and is a former Chair of the International Bar Association’s Arbitration Committee. He was previously a member of the court of the London Court of International Arbitration, Vice-Chair of the International Dispute Resolution Committee of the International Section of the American Bar Association and co-rapporteur of the International Law Association’s Commercial Arbitration Committee. Mr. Friedman is a member of the editorial board of Dispute Resolution International. Mr. Friedman regularly speaks and publishes on international arbitration topics.

As Chambers has reported, Mr. Friedman is considered by clients and peers as “one of the most talented guys in the international arbitration field,” “a great team leader and a very compelling and persuasive orator” with an “uncanny ability to focus on the details without losing the big picture.” He is recognized for his “great legal mind,” his “very impressive control of the facts” and as “an excellent advocate with brilliant legal skills.” One source enthuses “it’s really something to see him, he’s one of the most talented speakers I’ve seen.” Others have added that he is “a terrific advocate” who “writes beautifully” and “is strong in both written work and on his feet.” One reviewer praised him as “one of the most intelligent lawyers I have ever met.” He “can handle anything” and can “translate a vast sea of facts into concise arguments.” Who’s Who Legal (2021) which names him as a Thought Leader for Arbitration, reports that he is “a clear thought leader” and one of “finest writers” in the arbitration community. According to the guide, he is “smart, creative, conscientious and thorough” as a practitioner and peers say, “he has the capacity to be tough without seeming it – it’s a nice combination. He is good with witnesses, on briefs and in client service.” The guide has also noted that he is “one of the best counsel there is,” “hugely impressive,” and he “has earned his reputation in every respect.” It has called him a “lawyer who really does it all, with the ability to clearly, concisely and persuasively assert a client’s position and achieve results that are spectacular in every case.” Mr. Friedman was a member of Global Arbitration Review’s original “45 Under 45” class and was twice named Benchmark Litigation’s International Arbitration Attorney of the Year. Mr. Friedman is also ranked as a leading lawyer by The Legal 500 US (2021) which notes that he has “a brilliant mind.” The guide has also described him as “extremely knowledgeable, highly skilled, and terrific in client service.”

Mr. Friedman received his B.A. summa cum laude from the University of Massachusetts in 1988 and his J.D. from Yale Law School in 1991. He is admitted to the bars of New York and Massachusetts and in various U.S. Federal Courts.


  • Yale Law School, 1991, J.D.
  • University of Massachusetts, 1988, B.A.

Bar Admissions

  • Massachusetts
  • New York