| Alan Tapnack | Director | 15 Sept 2008 | 22 Aug 2016 | British | 79 years |
| Amanda Jean Marsh | Secretary | 1 Sept 1992 | 27 Apr 1994 | British | - |
| Bernard Kantor | Director | 17 Sept 2008 | 8 Aug 2019 | Irish | 77 years |
| Brian Mark Johnson | Director | 8 Dec 2014 | 21 Aug 2023 | British | 52 years |
| Caroline Susan Freeman | Secretary | 27 Apr 1994 | 3 Apr 1998 | British | - |
| Catherine Elizabeth Dyson | Director | 30 May 2018 | 3 Apr 2024 | British | 50 years |
| Christopher Stephen Heyworth | Director | 8 Dec 2014 | 30 May 2018 | British | 44 years |
| David Ian Rehbinder Bruce | Director | 1 Sept 1992 | 9 Nov 1992 | British | 80 years |
| David Martin Green | Director | 1 Sept 1992 | 30 Sept 1998 | British | 70 years |
| David Miller | Secretary | 31 Jul 2003 | 9 May 2007 | British | - |
| Hans Roland Bermel | Director | 17 Sept 2008 | 19 Aug 2015 | British | 74 years |
| Ian David Towell | Director | 30 Sept 1998 | 30 Jun 1999 | British | 65 years |
| Ian Robert Wohlman | Director | 15 Sept 2008 | 20 Aug 2021 | British | 72 years |
| Jeffrey Peter Cooper | Director | 1 Sept 1992 | 19 Dec 1997 | British | 75 years |
| Jonathan Michael Vernon Rashleigh | Director | 30 Jun 1999 | 10 Mar 2000 | British | 76 years |
| Kathy Cong | Secretary | 9 May 2007 | 27 Apr 2009 | British | - |
| Kerry Anne Abigail Thomas | Secretary | 28 Apr 1999 | 31 Jul 2003 | British | - |
| Lynda Lavelle | Secretary | 3 Apr 1998 | 28 Apr 1999 | British | - |
| Peter Looney | Director | 1 Aug 1996 | 25 Sept 1998 | British | 74 years |
| Shilla Pindoria | Secretary | 27 Apr 2009 | 30 Nov 2009 | Other | - |
| Stephen Koseff | Director | 17 Sept 2008 | 8 Aug 2019 | South African, | 75 years |
| Steven Mark Burgess | Director | 13 Mar 1998 | 28 Nov 2014 | British | 70 years |
| Stewart Charles Hamilton Douglas Mann | Director | 1 Sept 1992 | 1 Oct 2002 | British | 88 years |
| Timothy Robert Chanter | Director | 30 Jun 1999 | 16 Jun 2016 | British | 70 years |
