| Bedi Ajay Singh | Director | 22 Jul 1994 | 6 Mar 1995 | Indian | 67 years |
| Carla Stone | Director | 10 Mar 2008 | 2 Apr 2012 | British | 62 years |
| Carla Stone | Secretary | 31 Oct 2001 | 2 Apr 2012 | British | - |
| Carol Ann Fairweather | Director | 8 Oct 2004 | 28 Feb 2006 | British | 65 years |
| Christopher Charles Stoddart Longcroft | Director | 26 Sept 2012 | 25 Jul 2022 | British | 55 years |
| Colin Graham Reader | Director | 1 Mar 1993 | 17 Mar 1995 | British | 77 years |
| Gerald Bowman Hood | Director | 1 Mar 1993 | 22 Jul 1994 | British | 92 years |
| Michael Charles Gill | Director | 13 Aug 2007 | 22 Jul 2024 | British | 63 years |
| Peter Walter Stehrenberger | Director | 1 Mar 1993 | 31 Oct 2001 | Swiss | 88 years |
| Peter Walter Stehrenberger | Secretary | 1 Mar 1993 | 31 Oct 2001 | Swiss | - |
| Richard Martin Linford | Director | 3 Jan 1995 | 30 Jan 2006 | British | 74 years |
| Stephen Frank Hutson | Director | 31 Oct 2001 | 20 Mar 2008 | British | 71 years |
| Stephen Thomas Barraclough | Director | 1 Mar 1993 | 3 Jan 1995 | British | 74 years |
| Stephen Wayne Daintith | Director | 19 Sept 2005 | 17 Jul 2008 | British | 62 years |
| Sunil Anthony Fernando | Director | 31 Oct 2001 | 13 Aug 2007 | British | 81 years |
| Susan Lee Panuccio | Director | 17 Jul 2008 | 26 Sept 2012 | Australian | 54 years |