| Rank | Name |
| Chairman | Dr Adrian Ooi |
| Vice-Chairman | Dr Jeremy Sun |
| Honorary Secretary | Dr Pek Wan Sze |
| Members | Dr Jonah Kua |
| Dr Goh Lin Hon Terence | |
| Dr Kang Chun-Wui Gavin | |
| Dr Low O-Wern |
| Rank | Name |
| Chairman | Dr Kang Chun-Wui Gavin |
| Vice-Chairman | Dr Adrian Ooi |
| Honorary Secretary | Dr Jeremy Sun |
| Members | Dr Jonah Kua |
| Dr Goh Lin Hon Terence | |
| Dr Pek Wan Sze | |
| Dr Matthew Yeo | |
| Co-Opt Member | Dr Low O-Wern |
| Rank | Name |
| Chairman | Dr Matthew Yeo Sze Wei |
| Vice-Chairman | Dr Goh Lin Hon Terence |
| Honorary Secretary | Adrian Ooi Seng Huan |
| Members | Dr Marcus Wong Thien Chong |
| Dr Samuel Ho Yew Ming | |
| Dr Evan Lee Woo Kok Yen | |
| Dr Rasheed Mohamed Zulfikar |
| Rank | Name |
| Chairman | Dr Matthew Yeo Sze Wei |
| Vice-Chairman | Dr Por Yong Chen |
| Honorary Secretary | Dr Samuel Ho Yew Ming |
| Members | Dr Marcus Wong Thien Chong |
| Dr Tan Ying Chien | |
| Dr Evan Lee Woo Kok Yen | |
| Co-Opted Members | Dr Terence Goh Lin Hon |
| Rank | Name |
| Chairman | Dr Marcus Wong Thien Chong |
| Vice-Chairman | Dr Ong Yee Siang |
| Honorary Secretary | Dr Por Yong Chen |
| Members | Dr Tan Ying Chien |
| Dr Colin Tham Hsien Jen | |
| Dr Karen Sng Wei-Ee | |
| Dr Cheong Ee Cherk |
| Rank | Name |
| Chairman | Dr Marcus Wong |
| Vice-Chairman | Dr Ong Yee Siang |
| Honorary Secretary | Dr Por Yong Chen |
| Members | Dr Tan Ying Chien |
| Dr Colin Tham Hsien Jen | |
| Dr Karen Sng Wei-Ee |
| Rank | Name |
| Chairman | Dr Ivor Lim Jiun |
| Vice-Chairman | Dr Woffles Wu Tze-Liang |
| Honorary Secretary | Dr Tan Ying Chien |
| Members | Dr Colin Tham Hsien Jen |
| Dr Erik Ang Sze Wee | |
| Dr Vincent Yeow Kok Leng |
| Rank | Name |
| Chairman | Dr Vincent Yeow Kok Leng |
| Vice-Chairman | Dr Ivor Lim Jiun |
| Honorary Secretary | Dr Erik Ang Sze Wee |
| Members | Dr Andrew Khoo Kian Ming |
| Dr Karen Sng Wei-Ee | |
| Dr Woffles Wu Tze-Liang |
| Rank | Name |
| Chairman | Dr Vincent Yeow Kok Leng |
| Vice-Chairman | Dr Ivor Lim Jiun |
| Honorary Secretary | Dr Erik Ang Sze Wee |
| Members | Dr Andrew Khoo Kian Ming |
| Dr Woffles Wu Tze-Liang | |
| Dr Yeap Choong Lieng |