He played for Happy Valley, O & YH Union, Instant-Dict, Rangers, South China, Pegasus and Sun Hei in the past.

[1] Then he scored a last-minute away goal in the 1–2 semi-final defeat by Kuwait SC in the 2009 AFC Cup, thus setting up a crucial home game for South China in Hong Kong.

[3] On 1 March 2011, Gerard scored with a header to help Pegasus secure a 2-1 win over Song Lam Nghe An in the 2011 AFC Cup group game away in Vietnam.

[4] On 23 July 2010, Gerard arrived in Kolkata for a trial with Indian club Mohun Bagan as an Asian origin player.

He took part in Round 2 of the 2010 East Asian Football Championship tournament in Kaoshiung and received the Most Valuable Player award.