He graduated from Korea Maritime & Ocean University with a degree in Navigation in 1979 and worked as a deck-officer on ocean-going vessels. In 1981, He joined Richards Hogg International Ltd and gained extensive experience in marine insurance claims. He obtained the qualification of Korean Average Adjuster in 1985 and founded KORHI Average Adjusters & Surveyors Ltd in 1990, serving as CEO until 2008. He was responsible for consulting and settling maritime claims for leading Korean shipping companies, including Hanjin Shipping, Hyundai Merchant Marine, Pan Ocean, Sinokor Merchant Marine, and Hanwha Ocean (DSME), Hyundai Heavy Industries (HHI).  He has also served as an examiner, mediator, and civil mediation committee member at the Korea Insurance Development Institute, Insurance Training Institute, Seoul District Court, and the Korean Commercial Arbitration Board. Currently, as the Senior Claims Adjuster at KORHI, he provides internal and external consulting and handle maritime  claims.