| 2015-Present | Lee & Ko | 
													
															| 2017-Present | Member of the Blind Trust of Shares Review Committee | 
													
															| 2016-Present | Member of Mining Coordination Committee | 
													
															| 2016-Present | Commissioner of Judgment Committee on Elevator Accident Investigation | 
													
															| 2015-2017 | Non-Executive Director, Korea Employment Agency for the Disabled | 
													
															| 2015-Present | Member, Industrial Accident Review Committee, Korea Labor Welfare Corporation | 
													
															| 2014-Present | Commissioner, Seoul Appeals Commission | 
													
															| 2014-2016 | Advisory commissioner, Fair Trade Commission | 
													
															| 2013-2016 | Non-Standing Commissioner, National Appeals Commission of the Ministry of Personnel Management | 
													
															| 2007-2016 | Commissioner, Seoul Regional Labor Relation Commission | 
													
															| 2012-2013 | Min International Patent &Law Firm | 
													
															| 2009-2011 | Min International Patent &Law Firm | 
													
															| 2011-2012 | Dong-In Law Group | 
													
															| 2004-2007 | Hwang Mok Park (HMP) | 
													
															| 2003-2004 | Prosecutor, Seosan Branch of the Daejeon District Public Prosecutor Office | 
													
															| 2001-2003 | Prosecutor, Uijongbu Branch of the Seoul District Public Prosecutors Office | 
													
															| 1999-2001 | Prosecutor, Uijongbu Branch of the Seoul District Public Prosecutors Office |