Mr. Chareonsupkul has more than 25 years of experience in the field of structures, 10 years in the United States and 15 years in Thailand. His expertise lies in the area of reinforced concrete structures. He is also the advisor for the Civil Engineering section, Engineering Institute of Thailand. Beside his professional practice he is a visiting lecturer at the Department of Civil Engineering, University of King Mongkut's Institue at Thonburi.