Simon's professional background lies in the telecommunications industry. In 1989, he successfully secured the master distributor license for Ericsson Malaysia, through Telemas Corporation. Simon co-founded e-pay (M) Sdn Bhd in 1999, which became a leading electronic mobile reload processor in South East Asia and the largest in Malaysia. Simon has been selected as the winner for the Ernst & Young Entrepreneur of The Year Malaysia 2006 Award under the Technology Category in December 2006. In 2010, Simon acquired a 30% stake in GHL, restructured, and brought GHL to a profitability level. The mastermind behind the successful merger between e-pay and GHL in 2014, Simon conceived doubled revenue and footprint of the enlarged entity across ASEAN.