• Corporate Member of The Singapore Institute of Architects (MSIA)
   Registration No: C521  since 1978

• Member of the Conservation Advisory Panel (CAP)
   June 2006 to May 2012 (6 Years)

• Member of Board of Architects Singapore (BOA)
   Jan 2010 to Dec 2021 (12 Years)

• Assessors to Appeals Board (Land Acquisition) Ministry of Law
   Aug 2010 to Aug 2020 (10 Years)

• Disciplinary Panel for Council for Estate Agencies (CEA)
   Oct 2010 to Oct 2014 (4 Years)

• Council Member of Singapore Institute of Architects
   Mar 2011 to Mar 2017 (6 Years)

• Member of Professional Engineers Board (PEB)
   Jan 2016 to Dec 2018 (3 Years)

• Member of the Preservation of Sites & Monuments Advisory Board National
   Heritage Board (PSMAB)    Jan 2016 to 31 Dec 2019 (4 Years)