Joonah Jang, Partner in the Litigation & Arbitration Practice Group, joined Lee & Ko in 2024 and specializes in both civil litigation and criminal defense matters. He has extensive experience in representing clients in a broad range of cases, including matters relating to corporate cases, construction and real-estate cases, banking, securities and finance related litigations, warrant and criminal trials.

Prior to joining Lee & Ko, Mr. Jang served as a judge for 20 years in the Korean judiciary. During his term on the bench, he has adjudicated a wide array of civil and criminal cases at various courts including the Seoul Central District Court and Seoul High Court. While working at the Seoul High Court, he was in charge of corporate, construction and criminal divisions and handled a number of socially meaningful cases. In addition to litigation experience, Mr. Jang gained extensive experience and perspective on, the administration of Korean judiciary branch while working as Director of Judge Personnel Affairs at the National Court Administration and Planning Judge at both the Incheon District Court and the Seoul High Court.