Wansu began his career as a manager at General Motors (GM) in South Korea and gained national recognition for his innovative platform designs and for founding PENTASTAR. He is a researcher for business practice and a proponent of work/life integration for overcoming traditional, binary boundaries of work and personal life through mindfulness. His mindfulness programs have altered work environments in numerous business operations in food service, leisure, financial, education, and construction. In addition to serving as CEO at PENTASTAR, he teaches innovative strategies of vehicle platform at Chonbuk National University and works on the promotion of mindful sales strategies for GM Korea.