| Ahmet Hamdi Ataoglu | Director | 1 Dec 2004 | 31 Mar 2009 | Turkish | 78 years |
| Andrew Ka Ching Chan | Director | 1 Dec 2007 | 31 Mar 2022 | British | 77 years |
| Asim Razaq Gaba | Director | 1 Apr 2016 | 31 Mar 2021 | British | 68 years |
| Catherine Julia Anne Crawley | Director | 29 Nov 2007 | 25 Feb 2011 | British | 58 years |
| Cecil Hugh Ignatius Balmond | Director | 1 Dec 2006 | 19 Jan 2011 | British | 83 years |
| Chi Chuen Lee | Director | 1 Apr 2019 | 1 Apr 2025 | British | 64 years |
| Clive Humphries | Director | 1 Oct 2001 | 31 Mar 2006 | British & Australian | 82 years |
| David Arthur Whittleton | Director | 1 Apr 2017 | 31 Mar 2024 | British | 75 years |
| Dervilla Mary Mitchell | Director | 1 Oct 2006 | 31 Mar 2012 | Irish | 68 years |
| Duncan Michael | Director | 27 Nov 1991 | 1 Dec 2006 | British | 89 years |
| Erin Kathleen Mcconahey | Director | 1 Apr 2012 | 31 Mar 2017 | United States Of America | 55 years |
| Eva Maria Hinkers | Director | 11 Apr 2018 | 31 Mar 2019 | German | 63 years |
| Gerhard Jacob Zunz | Director | 27 Nov 1991 | 22 Nov 1993 | British | 103 years |
| James Robert Quiter | Director | 1 Apr 2009 | 31 Mar 2014 | American | 73 years |
| Jennifer Baster | Director | 3 Feb 2012 | 31 Mar 2022 | British | 77 years |
| Jennifer Baster | Secretary | 17 May 2001 | 18 Jul 2013 | British | - |
| Joanna Alicia Gore Kennedy | Director | 1 Oct 2001 | 31 Mar 2005 | British | 76 years |
| John Gregory Turzynski | Director | 29 Nov 2007 | 31 Mar 2013 | British | 70 years |
| John Neville Martin | Director | 27 Nov 1991 | 31 Mar 1998 | British | 94 years |
| Jorgen Nissen | Director | 27 Nov 1991 | 1 Dec 2004 | Danish | 91 years |
| Lup Moon Lui | Director | 1 Oct 2001 | 30 Sept 2006 | British | 74 years |
| Mahadev Raman | Director | 1 Apr 2005 | 31 Aug 2007 | American | 69 years |
| Man Kang | Director | 1 Apr 2014 | 31 Mar 2019 | British | 67 years |
| Mark Philip Bidgood | Director | 1 Apr 2011 | 31 Mar 2016 | British | 71 years |
| Mark Trenton Lethco | Director | 1 Apr 2019 | 17 Jan 2025 | American | 56 years |
| Michael Robin Lewis | Director | 27 Nov 1991 | 1 Dec 1996 | Australian | 99 years |
| Michael Shears | Director | 2 Dec 1992 | 31 Mar 2009 | British | 86 years |
| Nigel Cooper Thompson | Director | 1 Apr 1992 | 31 Mar 1998 | British | 87 years |
| Peter Ronan Rice | Director | 27 Nov 1991 | 25 Oct 1992 | Irish | 91 years |
| Philip Graham Dilley | Director | 1 Apr 2009 | 31 Jul 2016 | British | 71 years |
| Philip Manning Dowson | Director | 27 Nov 1991 | 31 Mar 1992 | British | 102 years |
| Povl Borge Ahm | Director | 27 Nov 1991 | 30 Nov 1995 | Danish | 100 years |
| Rachel Nicholls | Director | 1 Apr 2017 | 31 Mar 2022 | Australian | 61 years |
| Richard Baskcomb Haryott | Director | 26 Nov 1993 | 6 Nov 2013 | British | 85 years |
| Robert Frank Care | Director | 1 Apr 2006 | 31 Aug 2007 | Australian | 76 years |
| Robert Frank Emmerson | Director | 1 Apr 1992 | 30 Nov 2007 | British | 88 years |
| Ronald William Hobbs | Director | 27 Nov 1991 | 31 Mar 1992 | British | 103 years |
| Rory Anthony Mcgowan | Director | 1 Apr 2013 | 31 Mar 2018 | Irish | 62 years |
| Stuart Leonard Irons | Secretary | 27 Nov 1991 | 16 May 2001 | British | - |
| Terence Malcolm Hill | Director | 1 Apr 2004 | 31 Mar 2020 | British | 78 years |
| Veng-wye Tong | Director | 1 Apr 2022 | 1 Apr 2025 | Malaysian | 67 years |