[1] Previously Tan was Chief Executive of NTUC Income Insurance Co-operative Limited in Singapore from February 2007 to September 2013.
[2] Prior to that, he held the position of President, Asia Pacific Region of the SHL Group plc, a British human resource consultancy firm.
Tan's directorships include International Cooperative and Mutual Insurance Federation and Allnations Board.
Tan is also the co-chairman of the Institute of Service Excellence@SMU, and the Vice Chairman of the Singapore Children's Society Executive Committee, a member of the Board of Governors of the Asia Pacific Risk and Insurance Association, Advisory Board Member of the Center for Strategic Leadership at National University of Singapore and Sim Kee Boon Institute for Financial Economics at Singapore Management University, and trustee of the Singapore London School of Economics (LSE) Trust.
[11] Tan is the past president of the Institute and Faculty of Actuaries (IFoA).