| Alfred Robert Mathias | Director | 9 Aug 1991 | 31 Jan 1994 | British | 94 years |
| Christopher David Suddes | Director | 1 Nov 1996 | 6 Jun 1997 | British | 64 years |
| Christopher Stephen Waters | Director | 28 Aug 2009 | 5 Jan 2011 | British | 76 years |
| David Brown | Director | 9 Aug 1991 | 28 Apr 1994 | British | 85 years |
| David William Howes | Director | 6 Jun 1997 | 9 May 2000 | British | 88 years |
| Dermot Francis Woolliscroft | Director | 1 Feb 2016 | 25 Nov 2016 | British | 66 years |
| Exel Nominee No 2 Limited | Corporate Director | 12 Oct 2004 | 1 Sept 2011 | United Kingdom | - |
| Exel Secretarial Services Limited | Corporate Director | 1 Sept 2011 | 1 Feb 2016 | United Kingdom | - |
| Exel Secretarial Services Limited | Corporate Secretary | 21 Oct 2004 | 4 Nov 2015 | United Kingdom | - |
| Gordon Leslie Cooke | Director | 23 Jan 1996 | 6 Jun 1997 | British | 85 years |
| Ian Cameron | Director | 25 Nov 2011 | 31 Jan 2014 | British | 71 years |
| James Edward Gill | Director | 1 Apr 2017 | 13 Jun 2018 | British | 50 years |
| Jamie Robert Mark Smith | Director | 30 Dec 2000 | 15 Oct 2004 | British | 64 years |
| Jane Li | Director | 1 Feb 2016 | 26 Nov 2018 | British | 57 years |
| Jane Li | Secretary | 4 Nov 2015 | 31 Dec 2018 | - | - |
| John Michael Mills | Secretary | 9 Feb 2001 | 20 Sept 2002 | British | - |
| Jonathan Culver Bumstead | Director | 12 Apr 2006 | 31 Aug 2009 | British | 61 years |
| Keith James Austin | Director | 30 Dec 2000 | 12 Apr 2006 | British | 64 years |
| Keith James Austin | Secretary | 10 Apr 2000 | 9 Feb 2001 | British | - |
| Keith James Austin | Secretary | 20 Sept 2002 | 26 Feb 2003 | British | - |
| Keith Roy Smith | Director | 15 Aug 2014 | 31 Mar 2017 | British | 72 years |
| Kenneth Thomas John Butt | Director | 6 Jun 1997 | 30 Dec 2000 | British | 81 years |
| Kevin Paul Sey | Director | 7 Apr 2014 | 9 Dec 2016 | British | 62 years |
| Leonard John Davis | Director | 9 Aug 1991 | 31 Jul 1997 | British | 77 years |
| Martin Robert Palmer | Director | 1 Sept 1993 | 30 Sept 1995 | British | 65 years |
| Michael James Rowley | Director | 9 Aug 1991 | 6 Jun 1997 | British | 81 years |
| Michael James Trimm | Director | 25 Nov 2016 | 9 Dec 2016 | British | 58 years |
| Michael John Ellis | Director | 30 Dec 2000 | 31 Mar 2005 | British | 61 years |
| Michael Richard Arrowsmith | Director | 1 Jun 1999 | 30 Dec 2000 | British | 73 years |
| Michael Richard Arrowsmith | Secretary | 30 Jun 1998 | 10 Apr 2000 | British | - |
| Michael Robert Stalbow | Director | 6 Jun 1997 | 30 Jun 1999 | British | 81 years |
| Michael Robert Stalbow | Secretary | 6 Jun 1997 | 30 Jun 1999 | British | - |
| Murray Robert Malcolm Brabender | Director | 1 Nov 1996 | 6 Jun 1997 | British | 62 years |
| Nicholas Leigh Smith | Secretary | 26 Feb 2003 | 21 Oct 2004 | British | - |
| Paul Martin Taylor | Director | 28 Aug 2009 | 15 Aug 2014 | British | 66 years |
| Peter Ferguson | Director | 9 Aug 1991 | 31 Dec 1995 | British | 70 years |
| Roderick James Gray | Director | 9 Aug 1991 | 6 Jun 1997 | British | 70 years |
| Roderick James Gray | Secretary | 9 Aug 1991 | 6 Jun 1997 | British | - |
| Roger Michael Ewart Mann | Director | 5 Jan 2011 | 31 Oct 2011 | British | 78 years |
| Stephen Alan Heal | Director | 6 Feb 1995 | 31 Aug 1996 | British | 75 years |