| Alan Charles Lovell | Director | 26 Sept 1995 | 8 Apr 1997 | British | 73 years |
| Alan Norman Artus | Director | 8 Dec 1994 | 28 Jun 1996 | British | 67 years |
| Andrew James Gray Thomson | Director | 1 Jan 2007 | 19 Mar 2014 | British | 59 years |
| Andrew John Berger-north | Director | 8 Oct 2008 | 7 Aug 2020 | British | 65 years |
| Ciaran Osullivan | Director | 22 Oct 1997 | 20 Dec 2000 | Irish | 58 years |
| David John Atkins | Director | 14 Jul 2005 | 1 Oct 2009 | British | 60 years |
| Firdaus Shafii Azman | Director | 12 Sept 1997 | 21 Oct 1998 | Malaysian | 73 years |
| Geoffrey Harcroft Wright | Director | 14 Jul 2005 | 30 Jun 2006 | British | 83 years |
| Hans Torgny Krook | Director | 30 Jul 1993 | 24 Mar 1994 | Swedish | 69 years |
| Helen Lipscomb | Secretary | 16 May 1997 | 20 Dec 2000 | British | - |
| Ibrahim Bidin | Director | 1 Feb 2000 | 20 Dec 2000 | Malaysian | 67 years |
| James Christopher Eric Elworthy | Director | 30 Jul 1992 | 20 Oct 1992 | British | 73 years |
| Jeremy James Plummer | Director | 7 Sept 1994 | 22 Oct 1997 | British | 67 years |
| John Alexander Armitt | Director | 8 Apr 1997 | 12 Sept 1997 | British | 80 years |
| John Andrew Bywater | Director | 14 Jul 2005 | 31 Mar 2007 | British | 79 years |
| Jonathan Martin Austen | Director | 10 May 1993 | 7 Sept 1994 | British | 70 years |
| Jonathan Michael Emery | Director | 1 Jan 2007 | 8 Oct 2008 | British | 60 years |
| Lawrence Francis Hutchings | Director | 8 Oct 2008 | 28 Sept 2012 | British | 60 years |
| Mark Richard Bourgeois | Director | 30 Apr 2019 | 11 Nov 2021 | British | 58 years |
| Martin Clive Jepson | Director | 8 Oct 2008 | 31 Jul 2011 | British | 64 years |
| Martin Fulton Burdes | Director | 30 Jul 1992 | 12 Sept 1997 | British | 73 years |
| Martin Trevor Digby Palmer | Secretary | 31 Mar 1994 | 16 May 1997 | British | - |
| Michael David Bear | Director | 30 Jul 1992 | 20 Oct 1992 | British | 73 years |
| Michael David Bear | Director | 7 Sept 1994 | 5 Nov 1996 | British | 73 years |
| Michael David Bear | Director | 6 Nov 1996 | 1 Jan 2006 | British | 73 years |
| Michael John Baker | Director | 14 Jul 2005 | 30 Jun 2006 | British | 63 years |
| Mohamed Yusoff Yusli | Director | 21 Oct 1998 | 1 Feb 2000 | Malaysian | 67 years |
| Mohd Shahrom Mohamad | Director | 21 Feb 2000 | 20 Dec 2000 | Malaysian | 74 years |
| Nicholas Alan Scott Hardie | Director | 14 Jul 2005 | 14 Oct 2011 | British | 71 years |
| Nicholas John Philip Sheehan | Director | 30 Nov 1992 | 24 Mar 1994 | British | 79 years |
| Paul Justin Denby | Director | 9 Sept 2020 | 28 Apr 2023 | British | 55 years |
| Paul William Goldsmith | Director | 15 Oct 1999 | 14 Dec 2001 | British | 70 years |
| Peter John Costain | Director | 30 Jul 1992 | 26 Sept 1995 | British | 88 years |
| Peter John Louis Zinkin | Director | 30 Jul 1992 | 14 Dec 2001 | British | 73 years |
| Peter Michael Beckwith | Director | 30 Jul 1992 | 20 Oct 1992 | British | 81 years |
| Peter Stuart Mcdonald | Director | 30 Jul 1992 | 10 May 1993 | British | 83 years |
| Peter William Beaumont Cole | Director | 20 Dec 2000 | 30 Apr 2019 | British | 67 years |
| Philip Michael Ingman | Director | 13 Sept 1996 | 20 Dec 2000 | British | 71 years |
| Rijaluddin Mohd Salleh | Director | 21 Oct 1998 | 21 Feb 2000 | Malaysian | 66 years |
| Robert John Godwin Richards | Director | 20 Dec 2000 | 14 Jul 2005 | British | 70 years |
| Robin Adair Biggam | Director | 30 Jul 1992 | 7 Sept 1994 | British | 88 years |
| Roderic Harry Woolley | Secretary | 30 Jul 1992 | 31 Mar 1994 | British | - |
| Roderick David Gray Sloan | Director | 30 Jul 1992 | 8 Dec 1994 | British | 69 years |
| Ronald Andrew Henderson | Director | 5 Nov 1996 | 15 Oct 1999 | British | 80 years |
| Stuart John Haydon | Secretary | 20 Dec 2000 | 22 Sept 2011 | British | - |
| Thomas Cochrane | Director | 7 Aug 2020 | 19 May 2021 | British | 44 years |
| Wei Thing How | Director | 12 Sept 1997 | 21 Oct 1998 | Malaysian | 70 years |
| William Wallace Anderson | Director | 28 Jun 1996 | 13 Sept 1996 | British | 76 years |