| Adam Nicholas Janisch | Director | 11 Jun 2003 | 15 Sept 2004 | British | 51 years |
| Atanas Jordanov | Director | 1 Apr 2016 | 23 Sept 2016 | Bulgarian | 50 years |
| Barcosec Limited | Corporate Director | 19 Jun 1998 | 28 May 2004 | United Kingdom | - |
| Barometers Limited | Corporate Director | 19 Jun 1998 | 28 May 2004 | United Kingdom | - |
| Barrie Hill | Director | 5 Apr 2011 | 8 Jan 2016 | British | 45 years |
| Benjamin Gill | Director | 19 Jun 1998 | 8 Jul 1999 | British | 57 years |
| Bradley James Hurrell | Director | 2 Mar 2000 | 11 Jun 2003 | British | 57 years |
| Carmina Cortes Argote | Director | 11 May 2009 | 31 Dec 2010 | British | 51 years |
| Chris Ballinger | Director | 19 Dec 1997 | 19 Jun 1998 | American | 69 years |
| Christopher Patrick Le Neve Foster | Director | 19 Jan 2016 | 30 Apr 2021 | British | 45 years |
| Colin Gyte | Director | 24 Sept 2013 | 8 Jan 2016 | British | 46 years |
| Darren Hackett | Director | 7 Oct 2003 | 31 Mar 2005 | British | 56 years |
| David Fail | Director | 3 Nov 1999 | 19 Dec 2002 | British | 61 years |
| David John Blagbrough | Director | 29 Apr 2021 | 4 Feb 2022 | British | 38 years |
| Dean Archer | Director | 19 Jun 1998 | 19 Oct 1999 | British | 61 years |
| Dean Archer | Director | 26 Jun 2023 | 26 Jan 2024 | British | 61 years |
| Emma Joanne Kendall | Director | 26 Feb 2004 | 15 Sept 2004 | New Zealander | 53 years |
| Emma Joanne Kendall | Director | 15 Sept 2004 | 31 May 2006 | New Zealander | 53 years |
| Gordon Sangster | Director | 5 Dec 1997 | 19 Jun 1998 | American | 74 years |
| Graeme James Clark | Director | 23 Nov 2011 | 5 Sept 2014 | British | 54 years |
| Gregor William Mcmillan | Director | 23 Nov 2007 | 13 Mar 2009 | British | 56 years |
| Jonathan Caetano | Director | 17 Jul 2001 | 1 Aug 2002 | British | 63 years |
| Jonathan Mark Huckle | Director | 24 Sept 2013 | 5 Sept 2014 | British | 53 years |
| Jose Edmond Firmin Corswarem | Director | 11 May 2005 | 7 Sept 2010 | Belgian | 66 years |
| Lawrence James Kenworthy | Director | 19 Jun 1998 | 18 Mar 2003 | British | 57 years |
| Martin Philip Lawrence Brown | Director | 23 Nov 2007 | 8 Apr 2013 | British | 59 years |
| Matthew John Bailey | Director | 2 Mar 2000 | 15 Mar 2001 | British | 55 years |
| Michiel Cornelis Van Der Heijden | Director | 11 Jun 2003 | 19 Oct 2004 | Dutch | 58 years |
| Navjyot Singh Dhillon | Director | 11 May 2005 | 14 Feb 2011 | British | 58 years |
| Nicholas James Minns | Director | 18 Sept 2014 | 18 Mar 2016 | British | 43 years |
| Patrick Brittain Voisey | Director | 29 Sept 2016 | 7 Jul 2021 | British | 47 years |
| Paul Christian Dickinson | Director | 4 Jan 2011 | 13 Aug 2013 | British | 50 years |
| Paul Emney | Director | 31 Jan 2003 | 30 Mar 2004 | British | 60 years |
| Paul Richard Robinson | Director | 15 Mar 2001 | 3 Oct 2003 | New Zealander | 53 years |
| Richard John Craine | Director | 8 Apr 2013 | 8 Jan 2016 | British | 54 years |
| Sander Eijkenduijn | Director | 8 Sept 2010 | 17 Mar 2011 | Dutch | 52 years |
| Sarah Elizabeth Turnill | Director | 15 Oct 2004 | 1 Apr 2005 | British | 54 years |
| Simon Stuart Haworth | Director | 17 Nov 2004 | 1 May 2009 | British | 54 years |
| Steve Clowes | Director | 5 Dec 1997 | 19 Jun 1998 | British | 74 years |
| Steve Clowes | Secretary | 5 Dec 1997 | 19 Jun 1998 | British | - |
| Steve Dixon | Director | 19 Dec 1997 | 19 Jun 1998 | American | 66 years |
| Sunder Iyer | Director | 5 Dec 1997 | 19 Jun 1998 | British | 74 years |
| Tejal Morjaria | Director | 8 Apr 2013 | 12 Sept 2013 | British | 45 years |
| Timothy John Craig Nicol | Director | 19 Jun 1998 | 2 Mar 2000 | British | 52 years |
| Vishal Shah | Director | 19 Jan 2016 | 26 Jun 2023 | British | 42 years |