Dr.Sopon has had experience in real estate research and valuation since 1982. He is an experienced valuer and lecturer on valuation at the undergraduate and graduate levels and in training courses in Thailand and abroad. He was a consultant to the ESCAP, UN-Habitat, World Bank and other international organizations. He gained a Ph.D. in land and housing from the Asian Institute of Technology (AIT) and had further property valuation training from LRTI-Lincoln Institute of Land Policy and in housing development from Katholieke Universeit Leuven (Belgium).
Currently, Dr.Pornchokchai is the President of the Thai Appraisal Foundation and the Agency for Real Estate Affairs, IAAO representative to Thailand, the Director of Thai Real Estate Business School, a board member of ASEAN Valuers Association, and a member of the Global Valuation Forum of the Appraisal Foundation (USA). His research master pieces include the discovery of 1,020 slums (1985), CAMA (computer-assisterd mass appraisal) modeling (1990), forecast of 300,000 unoccupied housing units (1995 and 1998), study for property information centre (2000), the roadmap for valuation profession for Ministry of Finance, Vietnam (2006), the consultancy service to Ministry of Finance, Indonesia (2008), World Bank Indonesia (2010), the consultancy service to Ministry of Finance, Cambodia (2012), ASEAN Property Surveys (2015) and UN World Cities (2015).