Prior to entering private practice as founder of Han Law in Plymouth Meeting, John served for 15 years as a federal prosecutor in the Organized Crime and Gang Section of the United States Department of Justice. John joins High Swartz to expand its criminal law practice.
John represents clients facing investigation and prosecution by State or Federal Law Enforcement authorities for criminal violations, such as violent crimes, racketeering, drug offenses, and homicide. John also represents clients facing military proceedings including courts-martial, Administrative Separation Discharge Boards, and Article 32 Preliminary Hearings.
Born in Seoul, South Korea, John arrived in the U.S. at an early age. Prior to graduating law school from American University, John accepted a commission as an officer in the U.S. Navy Judge Advocate General’s Corps and served on active duty. He has continued his military service in the U.S. Navy Reserve. He has also served as a Military Trial Judge for the Navy-Marine Corps Trial Judiciary.
From 2000 to 2006, John was an Assistant DA at the Philadelphia District Attorney’s Office. There, he prosecuted a myriad of complex cases involving public corruption, fraud, white-collar crime, and violent crime, including leading grand jury investigations and scrutinizing allegations of police misconduct.
In 2006, John joined the United States Department of Justice as a Trial Attorney in the Organized Crime and Gang Section. During his time there, John was successful in prosecuting members of the Philadelphia La Cosa Nostra Family while navigating complex financial investigations.
In 2021, John founded Han Law in Plymouth Meeting where he defended serious state and federal crimes against his clients.