1983, founded Serge Pun & Associates, Hong Kong. 1991, Founder, SPA Myanmar. 1992, Founder & Chairman, First Myanmar Investment Co. 2006, led Yoma Strategic Holdings to listing on Singapore Stock Exchange. Executive Chairman, Yoma Strategic Holdings. Founder & Chairman, SPA Group. Honorary Business Rep. for Myanmar, Int'l Enterprise Singapore. 2007, Member, Dalian Chinese People's Political Consultative Conference. Involved with social projects, Myanmar, including: Myanmar Business Coalition Against Aids; The Cape Nargais Relief and Recovery Committee in aftermath of Cyclone Nargais; Yangon Heritage Trust. Member of the Global Agenda Council for Transparency & Anti- Corruption 2014-16.