| Alan Orsich | Director | 24 May 1992 | 23 Nov 1993 | British | 93 years |
| Alexander Siu Kee Au | Director | 15 Jun 1998 | 30 Jul 1998 | British Citizen | 80 years |
| Alun Michael Guest Rees | Director | 4 Aug 2009 | 30 Apr 2016 | British | 70 years |
| Amanda Jane Mellor | Secretary | 9 May 2019 | 23 Dec 2021 | - | - |
| Andrew Nigel Halford | Director | 1 Jul 2014 | 2 Jan 2024 | British | 67 years |
| Annemarie Verna Florence Durbin | Secretary | 11 Sept 2007 | 31 Dec 2015 | British New Zealand | - |
| Anthony William Paul Stenham | Director | 24 May 1992 | 8 May 2003 | British | 94 years |
| Barry Clare | Director | 31 Jul 2000 | 31 Jul 2003 | British | 73 years |
| Bernard Harold Ian Halley Stewartby | Director | 24 May 1992 | 11 May 2004 | British | 91 years |
| Bryan Kaye Sanderson | Director | 9 Dec 2002 | 20 Nov 2006 | British | 86 years |
| Byron Elmer Grote | Director | 1 Jul 2014 | 30 Nov 2022 | American | 78 years |
| Carlson Tong | Director | 21 Feb 2019 | 9 May 2024 | British | 72 years |
| Charles Bennett Brown | Secretary | 1 Sept 2005 | 30 Sept 2006 | British | - |
| Christine Mary Hodgson | Director | 1 Sept 2013 | 31 Jan 2023 | British | 62 years |
| Christopher Avedis Keljik | Director | 7 May 1999 | 5 May 2005 | British | 78 years |
| Christopher Norman Anthony Castleman | Director | 24 May 1992 | 31 Jul 2001 | British | 85 years |
| Chung Kong Chow | Director | 24 Feb 1997 | 7 May 2008 | British | 76 years |
| Clive Burns | Secretary | 1 Nov 2006 | 11 Sept 2007 | British | - |
| David George Moir | Director | 1 Jan 1993 | 11 May 2004 | British | 86 years |
| David John Brimacombe | Secretary | 18 Mar 2003 | 1 Sept 2005 | British | - |
| David Peter Brougham | Director | 1 Jan 1993 | 21 Apr 1998 | British | 86 years |
| David Philbrick Conner | Director | 1 Jan 2016 | 30 Dec 2024 | American | 78 years |
| Elizabeth Ann Lloyd | Secretary | 1 Jan 2016 | 8 May 2019 | - | - |
| Evan Mervyn Davies | Director | 16 Dec 1997 | 14 Jan 2009 | British | 74 years |
| Fred Clark Enlow | Director | 1 Jul 1998 | 31 Aug 2000 | American | 86 years |
| Gareth Richard Bullock | Director | 6 Aug 2007 | 1 May 2010 | British | 73 years |
| Gay Huey Evans | Director | 1 Apr 2015 | 29 Feb 2024 | American | 72 years |
| Geoffrey Guy Williams | Director | 24 May 1992 | 5 May 1994 | British | 96 years |
| Geoffrey James Armstrong | Director | 24 May 1992 | 20 Jun 1992 | British | 80 years |
| George Malcolm Williamson | Director | 24 May 1992 | 30 Sept 1998 | British | 87 years |
| Gordon Andrew Bentley | Secretary | 1 Jan 2001 | 18 Mar 2003 | British | - |
| Gurvirendra Singh Talwar | Director | 22 Apr 1997 | 28 Nov 2001 | Indian | 78 years |
| Hugh Edward Norton | Director | 7 Aug 1995 | 31 Dec 2006 | British | 90 years |
| Ian Lawrence Sayers | Secretary | 27 Jul 1993 | 24 May 1994 | British | - |
| James Frederick Trevor Dundas | Director | 15 Mar 2004 | 1 May 2014 | British | 76 years |
| Jasmine Mary Whitbread | Director | 1 Apr 2015 | 3 May 2023 | British | 63 years |
| Jaspal Singh Bindra | Director | 1 Jan 2010 | 30 Apr 2015 | Indian | 66 years |
| John Egwin Craig | Director | 24 May 1992 | 5 May 1994 | British | 94 years |
| John Gregor Hugh Paynter | Director | 1 Oct 2008 | 31 Dec 2014 | British | 72 years |
| John Mcfarlane | Director | 29 Jun 1993 | 24 Feb 1997 | British | 79 years |
| John Wilfred Peace | Director | 1 Aug 2007 | 1 Dec 2016 | British | 77 years |
| Jonathan Adair Turner | Director | 1 Aug 2006 | 19 Sept 2008 | British | 71 years |
| Jose Maria Vinals Iniguez | Director | 3 Oct 2016 | 8 May 2025 | Spanish | 72 years |
| Kaikhushru Shiavax Nargolwala | Director | 7 May 1999 | 6 Sept 2007 | Singaporean | 76 years |
| Kay Chun Katie Yip | Secretary | 11 Oct 2002 | 2 Aug 2004 | British | - |
| Keith Ashley Victor Mackrell | Director | 24 May 1992 | 2 May 2002 | British | 94 years |
| Kurt Michael Campbell | Director | 18 Jun 2013 | 26 Jul 2017 | American | 69 years |
| Kwon Ping Ho | Director | 22 Oct 1996 | 4 May 2006 | Singaporean | 74 years |
| Lars Henrik Thunell | Director | 1 Nov 2012 | 31 Jan 2016 | Swedish | 78 years |
| Louis Chi-yan Cheung | Director | 1 Jan 2013 | 25 Mar 2020 | British | 63 years |
| Margaret Ewing | Director | 1 Nov 2012 | 31 Jan 2014 | English | 71 years |
| Martin Heathcote Hayman | Secretary | 24 May 1992 | 1 Jan 2001 | British | - |
| Michael Bernard Denoma | Director | 12 May 2000 | 1 Jun 2008 | American | 70 years |
| Michael James Green | Director | 25 Jun 1996 | 11 May 2000 | British | 80 years |
| Naguib Kheraj | Director | 1 Jan 2014 | 30 Apr 2022 | British | 62 years |
| Ngozi Okonjo-iweala | Director | 1 Nov 2017 | 28 Feb 2021 | Nigerien | 72 years |
| Oliver Henry James Stocken | Director | 1 Jun 2004 | 28 Feb 2015 | British | 85 years |
| Om Prakash Bhatt | Director | 1 Jan 2013 | 23 Feb 2019 | Indian | 75 years |
| Patrick John Gillam | Director | 24 May 1992 | 8 May 2003 | British | 93 years |
| Paul David Skinner | Director | 3 Nov 2003 | 31 Dec 2015 | British | 82 years |
| Paul Nigel Millsum Rudder | Director | 24 May 1992 | 6 Jan 1993 | British | 97 years |
| Peter Alexander Sands | Director | 14 May 2002 | 10 Jun 2015 | British | 64 years |
| Peter Anthony Wood | Director | 1 May 1993 | 24 Feb 2000 | British | 73 years |
| Peter Nigel Kenny | Director | 7 Oct 1999 | 30 Apr 2002 | British | 78 years |
| Philippe Marcel Etienne Paillart | Director | 7 Aug 1995 | 30 Jun 1998 | French | 75 years |
| Ralph Harry Robins | Director | 24 May 1992 | 11 May 2004 | British | 94 years |
| Richard Delbridge | Director | 1 Jan 2010 | 1 May 2013 | British | 84 years |
| Richard Henry Meddings | Director | 16 Nov 2002 | 30 Jun 2014 | British | 68 years |
| Richard Jonathan Beaver Stein | Director | 24 May 1992 | 30 Jun 1993 | British | 92 years |
| Robin Alexander Macdonald Baillie | Director | 24 May 1992 | 5 May 1994 | British | 93 years |
| Rodney Desmond Galpin | Director | 24 May 1992 | 6 May 1993 | British | 94 years |
| Rodney James Olsen | Director | 7 Aug 1995 | 6 May 1999 | New Zealander | 81 years |
| Ronnie Chichung Chan | Director | 5 May 1994 | 8 May 2003 | Usa | 77 years |
| Rudolph Harold Peter Markham | Director | 19 Feb 2001 | 1 May 2014 | British | 80 years |
| Rudolph Joseph Ion Agnew | Director | 24 May 1992 | 8 May 1997 | British | 92 years |
| Ruth Markland | Director | 3 Nov 2003 | 31 Dec 2015 | British | 73 years |
| Scott David Corrigan | Secretary | 24 Dec 2021 | 5 May 2022 | - | - |
| Seung-soo Han | Director | 1 Jan 2010 | 23 Feb 2019 | South Korean | 90 years |
| Simon Lowth | Director | 1 May 2010 | 31 Jul 2016 | English | 65 years |
| Stefano Paolo Bertamini | Director | 1 Jun 2008 | 31 Mar 2014 | Australian | 62 years |
| Sunil Bharti Mittal | Director | 1 Aug 2007 | 31 Jul 2009 | Indian | 69 years |
| Valerie Frances Gooding | Director | 1 Jan 2005 | 1 May 2013 | British | 76 years |
| Viswanathan Shankar | Director | 1 Jan 2012 | 30 Apr 2015 | Singaporean | 68 years |
| William Charles Langdon Brown | Director | 24 May 1992 | 5 May 1994 | British | 95 years |