 He has made significant contributions to the information technology industry in both Hong Kong and China over the last 39 years and is currently the Chairman of three information technology companies (Champion Technology Holdings, Kantone Holdings and Digital Hong Kong.com) which are listed on the Hong Kong Stock Exchange.The total asset value of the three companies exceeds 6 billion dollars.He is also an Independent Non-executive Director of CLP Holdings Ltd.

Paul Kan is currently Chairman of Hong Kong IT Alliance; Chairman of the Hong Kong Information Technology Industry Council; Chairman of Information and Communications Technology Services Advisory Committee, HKTDC; Chairman of ICT Working Group, the Hong Kong–United Kingdom Business Partnership; and Convener of the Hungarian–Hong Kong Innovative Business Council.