| Alan George Hatchett | Director | 24 May 1991 | 3 Oct 1991 | British | 101 years |
| Alistair Kellas Black | Director | 24 May 1991 | 31 Dec 1991 | British | 98 years |
| Anil Wats | Director | 8 Mar 2006 | 6 Nov 2017 | British | 68 years |
| Bernadette Allinson | Secretary | 25 Feb 2007 | 15 Jun 2015 | Other | - |
| Brian William Baillie | Director | 24 May 1991 | 30 Jun 1993 | British | 100 years |
| Bruce Dugald Macphail | Director | 24 May 1991 | 31 Dec 2003 | British | 86 years |
| Charles Eric Alexander Hambro | Director | 24 May 1991 | 18 May 2001 | British | 95 years |
| Charles James Rice | Director | 7 Feb 2001 | 30 Jun 2003 | British | 72 years |
| David Edward Alban Morris | Director | 6 Oct 1992 | 31 Dec 1998 | British | 90 years |
| David Jack Leonard | Secretary | 21 Sept 2005 | 31 Aug 2006 | British | - |
| David Martin Brown | Director | 16 Jan 2002 | 8 Mar 2006 | British | 75 years |
| David Michael Williams | Director | 1 Jan 2005 | 8 Mar 2006 | British | 79 years |
| Douglas William Anderson | Director | 1 Jan 2001 | 31 Jul 2002 | Australian | 80 years |
| Elizabeth Symons Of Vernham Dean | Director | 1 Dec 2005 | 8 Mar 2006 | British | 74 years |
| Flemming Dalgaard | Director | 16 Apr 2008 | 17 Jan 2014 | Danish | 61 years |
| Frank William Lampl | Director | 24 May 1991 | 29 Oct 1999 | British | 99 years |
| Frederick Michael Everard | Director | 1 Jan 2001 | 31 Dec 2005 | United Kingdom | 77 years |
| Ganesh Raj Jayaraman | Director | 17 Jan 2014 | 16 Apr 2018 | Australian | 61 years |
| Graeme Dermott Stuart Dunlop | Director | 24 May 1991 | 31 Dec 2002 | British | 83 years |
| H Edward Bilkey | Director | 8 Mar 2006 | 14 Jul 2006 | American | 91 years |
| Hugh Martin Saunders | Director | 24 May 1991 | 1 Oct 1992 | British | 83 years |
| Jamal Majid Bin Thaniah | Director | 8 Mar 2006 | 31 Jan 2017 | Uae | 67 years |
| Jeffrey Maurice Sterling Of Plaistow | Director | 24 May 1991 | 13 May 2005 | British | 91 years |
| Joanne Elizabeth Curin | Director | 23 Oct 2000 | 5 Mar 2003 | New Zealander | 67 years |
| John Alexander Collins | Director | 10 Jun 1998 | 8 Mar 2006 | British | 84 years |
| John Malcolm Crossman | Director | 23 Mar 1994 | 30 Jun 1996 | British | 85 years |
| John Malcolm Crossman | Secretary | 24 May 1991 | 30 Jun 1996 | British | - |
| John Roderic Steele | Director | 2 Jan 1992 | 31 Mar 1999 | British | 96 years |
| John Thomas Parker | Director | 1 Feb 2005 | 8 Oct 2012 | United Kingdom | 83 years |
| Mantraraj Dipak Budhdev | Director | 2 Jan 2019 | 25 Nov 2021 | British | 39 years |
| Michael Ellis Moore | Director | 13 Jul 2006 | 15 Oct 2008 | American | 69 years |
| Michael John Turner | Director | 1 Dec 2005 | 8 Mar 2006 | British | 77 years |
| Mohammad Alhashimy | Secretary | 15 Jun 2015 | 19 Jul 2023 | - | - |
| Mohammad Ebrahim Ali Alhashimy | Director | 20 Nov 2017 | 19 Jul 2023 | British | 40 years |
| Mohammed Sharaf | Director | 8 Mar 2006 | 26 Jan 2016 | Uae | 64 years |
| Nicholas Haydn Glyndwr Rees | Secretary | 31 Aug 2006 | 25 Feb 2007 | British | - |
| Nicholas Lawrence Luff | Director | 1 Jan 1999 | 20 Oct 2000 | British | 58 years |
| Nicholas Lawrence Luff | Director | 14 May 2003 | 30 Apr 2006 | British | 58 years |
| Oliver James Digby Marriott | Director | 24 May 1991 | 31 Dec 1991 | British | 86 years |
| Patrick William Walters | Director | 5 Apr 2007 | 16 Apr 2008 | British | 59 years |
| Paul Ian Hedley | Director | 9 Sept 2006 | 5 Apr 2007 | British | 56 years |
| Peter Arthur Walker | Director | 1 Sept 2006 | 1 Nov 2013 | British | 72 years |
| Peter Foy | Director | 1 Jul 1996 | 20 Oct 2000 | British | 85 years |
| Peter Gervis Ratcliffe | Director | 18 Jan 1996 | 20 Oct 2000 | British | 77 years |
| Peter Grenville Cazalet | Director | 24 May 1991 | 31 Mar 1999 | British | 96 years |
| Peter James Smith | Director | 1 Jan 2000 | 30 Apr 2006 | British | 74 years |
| Peter John Ford | Director | 24 May 1991 | 30 Apr 1993 | British | 87 years |
| Peter Thomas | Director | 24 May 1991 | 6 Apr 1993 | Australian | 92 years |
| Philip Leslie Warner | Director | 24 May 1991 | 30 Jun 1996 | British | 89 years |
| Richard Dunnell Gillingwater | Director | 1 Jan 2006 | 8 Mar 2006 | British | 69 years |
| Richard John Cousins | Director | 7 Dec 2005 | 8 Mar 2006 | British | 66 years |
| Richard John Hein | Director | 1 Jan 1998 | 17 May 2002 | British & Australian | 89 years |
| Richard Michael Gradon | Director | 10 Jun 1998 | 30 Jun 2006 | British | 66 years |
| Richard Michael Gradon | Secretary | 1 Jul 1996 | 21 Sept 2005 | British | - |
| Robert Barclay Woods | Director | 18 Jan 1996 | 22 Sept 2006 | British | 79 years |
| Rodney Desmond Galpin | Director | 17 Jan 1996 | 13 May 2005 | British | 93 years |
| Russell Dennis Peters | Director | 11 Jun 2003 | 30 Apr 2006 | British | 77 years |
| Sarah Elizabeth Mary Hogg | Director | 31 Mar 1999 | 20 Oct 2000 | British | 79 years |
| Sarmad Mehmood Qureshi | Director | 1 Nov 2013 | 25 Jun 2019 | British | 55 years |
| Sultan Ahmad Sultan Bin Sulayem | Director | 26 Jan 2016 | 16 May 2018 | Emirati | 70 years |
| Timothy Charles Harris | Director | 24 May 1991 | 9 May 2000 | British | 78 years |
| Timothy John Randolph Harding | Director | 24 May 1991 | 30 Apr 2000 | British | 85 years |
| Yuvraj Narayan | Director | 8 Mar 2006 | 16 May 2018 | Indian | 69 years |