Christopher Ong has coached for Keppel Club , the Singapore Tennis Association SPEX Program, Raffles Tennis Academy . He is certified tennis coach registered under Singapore Sports Council (SSC). Christopher has coached various levels of students who love to play tennis as a form of exercise and leisure. He always keep abreast of upgrading himself such as the recent Australia coaches workshop 2010 by Belinda Colaneri & Derek Burden who are both High Performances Coaches in Australia. 
