Mr. Mar has had extensive legal experience representing multinational investment companies, corporations, banks, telecom companies, and equity funds prior to becoming a founder of the firm. He has worked as a senior associate of a major international consulting firm for more than 10 years. He served as a board member of the Arbitration Council Foundation for 8 years and is currently an active arbitrator on the employer list for collective disputes, since 2003. Mr. Mar acted as a vice chairman of the Legislation Council of the Ministry of Interior for more than 10 years and has now been appointed as a Legal Advisor of the Ministry Of Interior for matters related to Immigration and International Affairs and attorney at law attached to Ministry of Interior.

Mr. Mar is fluent in English, Khmer and Russian.