Grant Hanessian


Grant Hanessian is an independent arbitrator in New York, specializing in international, investor-state and complex commercial disputes. For more than three decades, Mr. Hanessian has acted as arbitrator and counsel in a wide range of commercial and treaty disputes. Prior to July 2020, he was a partner at Baker McKenzie, where he practiced for 33 years, and served as global co-head of the firm’s International Arbitration Practice, head of its International Arbitration Practice in North America and head of its New York office Litigation Department.

Mr. Hanessian was the U.S. member on the International Chamber of Commerce’s International Court of Arbitration in Paris from 2015 to 2021 and chair of the Arbitration Committee of the U.S. Council for International Business from 2015 to 2020.

Mr. Hanessian is an Adjunct Professor of Law at Fordham Law School.