Charoenrath has been Executive Chairman and Chief Executive Officer of the Samart Group since 1987. Under his vision to build an internationally recognised Thai-based technology company, Samart Group has steadily enlarged its scope of businesses, covering Mobile Multimedia, ICT Solutions and Services and other Technology-related businesses. At present, the group operates through 20 affiliates and three of them are listed on the Stock Exchange of Thailand.
Charoenrath graduated from the University of Newcastle, Australia with a Bachelor of Science (Electrical Engineering) and received a Certificate from the Thai Institute of Directors Association. Recently, he also obtained a Certificate from the National Defence College of Thailand.