1 October 2015 to Current

Minister for Foreign Affairs

21 May 2011 to 30 September 2015

Minister for the Environment and Water Resources

30 May 2006 to 31 March 2008

Second Minister for Information, Communications and the Arts

1 April 2005 to 20 May 2011

Minister for Community, Youth & Sports

1 April 2005 to 29 May 2006

Second Minister for Trade & Industry

12 August 2004 to 31 March 2005

Acting Minister for Ministry of Community Development & Sports

12 August 2004 to 31 March 2005

Senior Minister of State, Ministry of Trade & Industry

1 August 2003 to 11 August 2004

Minister of State, Ministry of Trade & Industry

1 January 2002 to 11 August 2004

Minister of State, Ministry of National Development

3 May 2025 to Current

Holland-Bukit Timah GRC

11 July 2020 to 14 April 2025

Holland-Bukit Timah GRC

11 September 2015 to 22 June 2020

Holland-Bukit Timah GRC

7 May 2011 to 24 August 2015

Holland-Bukit Timah GRC

27 April 2006 to 18 April 2011

Holland-Bukit Timah GRC

25 October 2001 to 19 April 2006

Holland-Bukit Panjang GRC

Special Select Committee on Nominations for Appointment as Nominated Members of Parliament

Member

14th Parliament, 1st Session

Standing Orders Committee

Member

10th Parliament, 2nd Session

Standing Orders Committee

Member

10th Parliament, 1st Session