M.Arch in Architectural Design, UCL, Bartlett, London, UK  M.Arch,
Hanyang University, Seoul, Republic of Korea  M.A.,
Donga University, Pusan, Republic of Korea

President & CEO of ON Architectural Design Partners Co.,Ltd.,
Seoul  Former Senior Designer of SPACE GROUP Co.,Ltd.,
Seoul  Former Junior Designer of SUNJIN Engineering & Architecture Co.,Ltd.,
Seoul  Former assistant of SEOKANG Architecture Co.,Ltd., Pusan

2015 / 3   ~ present       Adjunct Professor, Department of Architecture, Hongik University,  Seoul

2012 / 12 ~ present       Member of City Design Committee of Seoul
2010 / 3   ~ present       Member of City Design Committee of Gwanak-gu, Seoul
2007 / 7   ~ present       Affiliate Professor, Yanbian University of Science & Technology, Yanji City,                                         Jilin Province, China
1998 / 3   ~ present       Gave lectures to Hanyang University, Handong University, Kyeong-in                                                  University, and several others

2006 / 11 ~    present     Vice President of Builders as a Mission International
2007 / 7                            Yanbian University of Science & Technology/China, Architecture Design                                             Studio Summer Session
2008 / 7                           Yanbian University of Science & Technology/China, Architecture Design                                             Studio Summer Session
2009 / 7                           Life University/Cambodia, Architecture Design Studio Summer Session
2010 / 7                           Life University/Cambodia, Architecture Design Studio Summer Session
2011 / 7                           Hukuoka Center/JAPAN, Architecture Design Studio Summer Session                                                 and Interior Design

2014/2                           Adjunct Professor, Department of Architecture, Chungju National                                                        University, Chungju City, Chungcheongbuk-do