Irwin Tan's background was originally in genetic research after graduating with first-class honours in biotechnology from the University of New South Wales in Sydney.
Mr Tan left the field of genetic research when he joined Morrison Express Logistics in 1999 and Singapore Airlines in 2001. He was later transferred to Singapore Airlines Cargo as an executive where he took on various appointments in product development, advertising, sales and airline alliances before becoming regional marketing manager for the South-West Pacific region in 2003.
Mr Tan joined Regional Express (Rex) in July 2005 and was appointed company secretary in September 2005.