| Adrian Alastair Montague | Director | 14 Jan 2013 | 31 May 2020 | British | 77 years |
| Alan Steven Perelman | Director | 30 May 2000 | 14 Nov 2000 | British And Australian | 77 years |
| Alick Michael Rankin | Director | 2 Jun 1998 | 3 Aug 1999 | British | 90 years |
| Andre Francois Helier Villeneuve | Director | 1 May 1996 | 31 Dec 2006 | British | 81 years |
| Andrea Moneta | Director | 29 Sept 2009 | 19 Jan 2011 | Italian | 60 years |
| Andrew David Briggs | Director | 29 Apr 2015 | 24 Apr 2019 | British | 59 years |
| Andrew John Moss | Director | 10 May 2004 | 8 May 2012 | British | 67 years |
| Anna Cheng Catalano | Director | 8 May 2003 | 27 Apr 2004 | American | 66 years |
| Anthony Blake Wyand | Director | 9 Feb 1990 | 31 Jul 2003 | British | 82 years |
| Anthony Louis Sidney Stacey Brend | Director | 1 May 1992 | 31 Dec 1993 | British-australian | 91 years |
| Belen Romana Garcia | Director | 26 Jun 2015 | 9 May 2022 | Spanish | 60 years |
| Carole Piwnica | Director | 8 May 2003 | 1 Dec 2011 | Belgian | 67 years |
| Claudia Isobel Arney | Director | 8 Feb 2016 | 31 Dec 2019 | British | 54 years |
| Colin Morven Sharman Of Redlynch | Director | 14 Jan 2005 | 30 Jun 2012 | British | 82 years |
| Derek Maurice Stevens | Director | 8 Aug 1995 | 31 Dec 2006 | British | 87 years |
| Edward Graham Jones | Secretary | 8 Aug 2007 | 22 Dec 2010 | British | - |
| Elizabeth Louise Botting | Director | 2 Jun 1998 | 30 May 2000 | British | 86 years |
| Elizabeth Mary Lady Vallance Of Tummel | Director | 30 May 2000 | 31 Dec 2005 | British | 80 years |
| Euleen Yiu Kiang Goh | Director | 1 Jan 2009 | 31 Dec 2012 | Singaporean | 70 years |
| Frances Anne Heaton | Director | 3 May 1994 | 2 Jun 1998 | British | 81 years |
| Gay Huey Evans | Director | 20 Oct 2011 | 29 Apr 2015 | American | 71 years |
| George Malcolm Williamson | Director | 29 Apr 2015 | 10 May 2017 | British | 86 years |
| George William Paul | Director | 30 May 2000 | 31 Dec 2005 | British | 85 years |
| Glyn Barker | Director | 27 Feb 2012 | 31 Dec 2019 | British | 72 years |
| Guillermo De La Dehesa Romero | Director | 30 May 2000 | 31 Dec 2008 | Spanish | 84 years |
| Hendrik Meij | Director | 1 May 1992 | 2 Jun 1998 | Dutch | 97 years |
| Ian Bruce Lang Of Monkton | Director | 2 Jun 1998 | 30 May 2000 | British | 85 years |
| Ian Charles Strachan | Director | 4 Feb 1992 | 31 Dec 1995 | British,american | 82 years |
| Igal Mordeciah Mayer | Director | 19 Jan 2011 | 19 Apr 2012 | American | 64 years |
| Jason Michael Windsor | Director | 26 Sept 2019 | 9 May 2022 | British | 53 years |
| John Gordon Thomas Carter | Director | 1 May 1992 | 2 Jun 1998 | British | 88 years |
| John Mcfarlane | Director | 1 Sept 2011 | 29 Apr 2015 | British/australian | 78 years |
| John Russell Fotheringham Walls | Director | 3 May 2004 | 8 May 2013 | British | 81 years |
| Jonathan Scott Wheway | Director | 5 Dec 2007 | 31 Dec 2016 | British | 59 years |
| Karina Jane Bye | Secretary | 31 Dec 2023 | 26 Feb 2024 | - | - |
| Keith Nigel Grant | Secretary | 1 May 1992 | 2 Jun 1998 | British | - |
| Keith Williams | Director | 1 Aug 2016 | 23 May 2019 | British | 69 years |
| Kirstine Ann Cooper | Secretary | 22 Dec 2010 | 31 Dec 2023 | - | - |
| Leslie Van De Walle | Director | 6 May 2009 | 2 May 2012 | French | 69 years |
| Lyndon Bolton | Director | 2 Jun 1998 | 24 Apr 2001 | British | 88 years |
| Mark Andrew Wilson | Director | 1 Dec 2012 | 9 Oct 2018 | New Zealander | 59 years |
| Mark Steven Hodges | Director | 26 Jun 2008 | 2 Jun 2011 | British | 60 years |
| Martin Strobel | Director | 22 Oct 2021 | 11 Mar 2024 | Swiss | 59 years |
| Martin Wakefield Jacomb | Director | 1 May 1992 | 31 Dec 1993 | British | 96 years |
| Mary Elizabeth Francis | Director | 1 Oct 2005 | 3 Oct 2012 | British | 77 years |
| Maurice Ewen Tulloch | Director | 20 Jun 2017 | 6 Jul 2020 | British,canadian | 56 years |
| Michael David Thomas Craston | Director | 17 May 2022 | 16 Apr 2024 | British | 67 years |
| Michael John Anthony Partridge | Director | 30 May 2000 | 7 May 2003 | British | 90 years |
| Michael John Hawker | Director | 1 Jan 2010 | 31 Mar 2019 | Australian | 66 years |
| Michael Nicholas Biggs | Director | 30 May 2000 | 31 Dec 2003 | British | 73 years |
| Nicholas Hugo Baring | Director | 1 May 1992 | 21 Apr 1998 | British | 91 years |
| Nikesh Arora | Director | 1 Jul 2007 | 5 Aug 2009 | American | 57 years |
| Patricia Anne Cross | Director | 1 Dec 2013 | 9 May 2022 | Australian | 66 years |
| Patrick Charles Regan | Director | 22 Feb 2010 | 28 Mar 2014 | British | 59 years |
| Patrick John Gillam | Director | 1 May 1992 | 31 Dec 1996 | British | 92 years |
| Patrick Joseph Robert Snowball | Director | 31 Mar 2001 | 8 May 2007 | British | 75 years |
| Pehr Gustaf Gyllenhammar | Director | 9 Sept 1997 | 31 Dec 2005 | Swedish | 90 years |
| Peter Edward Middleton | Director | 2 Jun 1998 | 9 Dec 1998 | British | 91 years |
| Peter Geoffrey Ward | Director | 1 Jan 1994 | 30 May 2000 | English | 83 years |
| Peter James Foster | Director | 18 Oct 1994 | 31 Mar 2001 | British | 79 years |
| Philip Gordon Scott | Director | 30 May 2000 | 26 Jan 2010 | British | 71 years |
| Philip Johnson Twyman | Director | 2 Jun 1998 | 31 Mar 2004 | Australian | 81 years |
| Richard Andrew Whitaker | Secretary | 2 Jun 1998 | 8 Aug 2007 | British | - |
| Richard John Harvey | Director | 30 May 2000 | 11 Jul 2007 | British | 75 years |
| Richard Karl Goeltz | Director | 3 May 2004 | 8 May 2013 | American | 83 years |
| Robert Avisson Scott | Director | 2 Jun 1998 | 24 Apr 2001 | Australian | 83 years |
| Robert William Stein | Director | 28 Jan 2013 | 10 May 2017 | Us Citizen | 76 years |
| Roger Jean Louis Fauroux | Director | 1 May 1992 | 1 May 1996 | French | 99 years |
| Ronald Claus Hampel | Director | 1 May 1992 | 25 Apr 1995 | British | 93 years |
| Sarah Firoozan | Secretary | 1 Oct 1994 | 28 Feb 1998 | British | - |
| Thomas Dawson Stoddard | Director | 28 Apr 2014 | 30 Jun 2019 | American | 59 years |
| Tidjane Cheick Thiam | Director | 1 May 2007 | 21 Sept 2007 | French | 63 years |
| Timothy Patrick Lankester | Director | 1 May 1996 | 30 May 2000 | British | 83 years |
| Trevor John Matthews | Director | 2 Dec 2011 | 8 May 2013 | Australian | 73 years |
| Wim Dik | Director | 7 Dec 1999 | 29 Apr 2009 | Dutch | 86 years |