A waterproofing specialist carrying forward a family legacy in waterproofing technology, contributing to the durability and quality of structures through extensive construction experience

∙ CEO, Sunsika Waterproofing Co., Ltd.

∙ CEO, CM Global Co., Ltd.

∙ Managing Director, Sunsika Waterproofing Co., Ltd. (1999–2019)

∙ Commendation, Korea SMEs and Startups Agency (2023)

∙ Commendation, Korea Housing Managers Association, Daegu Branch (2025)

∙ Certified Venture Company and designated Centennial Small Business, Ministry of SMEs and Startups (2025)

∙ Accredited R&D Department, Korea Industrial Technology Association and Ministry of Science and ICT (2026)

∙ ISO 9001 & 14001 Certified

∙ Patents: exterior wall crack repair methods for building structures; eco-friendly composite waterproof coating methods, among others