Mazen Ghosn is a partner at Alem & Associates, where he specializes in international arbitration involving both commercial and investment disputes, acting as counsel and arbitrator. He has extensive experience representing clients across diverse sectors such as aviation, franchising, distribution, energy (oil and gas), real estate, engineering and construction, infrastructure, telecommunications, joint ventures, international sales and supply agreements, and financial services.

His arbitration work includes numerous commercial ad hoc and institutional arbitrations under the rules of the ICC, SIAC, DIAC, DIFC-LCIA, CRCICA, and BCCI, as well as in investment arbitrations, including proceedings governed by ICSID rules. His practice covers a broad range of jurisdictions across the MENA region and Europe.

In addition to his legal practice, Mazen has contributed academically as a lecturer in Commercial Law and Islamic Banking and Finance at the Higher Institute of Banking Studies (ISEB) of Saint-Joseph University in Beirut. He is a frequent speaker at arbitration conferences and legal forums.

Mazen is recognized as a recommended global practitioner by the Lexology Arbitration Index (formerly Who’s Who Legal). He holds the Lebanese and French nationalities, is fluent in Arabic, French and English, and is admitted to practice before the Beirut and Paris Bar Associations.