| Alan Frank Prestwich | Director | 17 May 1994 | 21 Jan 1999 | British | 80 years |
| Albert Gordon Mills | Director | 16 Nov 1998 | 30 Sept 1999 | British | 83 years |
| Annette Frances Howlett | Secretary | 26 Feb 1999 | 20 Oct 1999 | British | - |
| Anthony Peter Mills | Director | 14 Mar 1992 | 30 Jun 1994 | British | 90 years |
| Aviva Company Secretarial Services Limited | Corporate Secretary | 26 Oct 2000 | 12 Jul 2007 | United Kingdom | - |
| Axel Schmidt | Director | 5 May 2010 | 26 Jan 2011 | German | 70 years |
| Bernadette Angela Mary Newton | Director | 4 Jul 2017 | 19 Jun 2018 | British | 55 years |
| Bridget Fiona Mcintyre | Director | 16 Nov 1998 | 9 Jun 2005 | British | 65 years |
| Caroline Francis Ramsay | Director | 23 Jan 2004 | 26 Apr 2004 | British | 64 years |
| Charles Neville Lowe | Director | 14 Mar 1992 | 31 Mar 1996 | British | 87 years |
| Christopher Leslie Williams | Director | 14 Mar 1992 | 30 Jun 1997 | British | 83 years |
| Clifford James Abrahams | Director | 26 Jul 2010 | 13 Aug 2013 | British | 59 years |
| David Andrew Torrance | Director | 1 Jan 1993 | 17 Nov 1998 | British | 73 years |
| David Ernest Parker | Secretary | 20 Oct 1999 | 15 May 2000 | British | - |
| David Frank Brothwood | Director | 14 Mar 1992 | 15 Sept 1997 | British | 81 years |
| David Godhard Macmillan | Director | 14 Mar 1992 | 26 Jan 1999 | British | 81 years |
| David John Pye | Director | 9 Jan 1995 | 29 Jan 1999 | British | 79 years |
| David John Ramsay Mcmillan | Director | 11 Aug 2008 | 1 Sept 2008 | British | 60 years |
| David John Ramsay Mcmillan | Director | 4 Nov 2008 | 2 Jan 2009 | British | 60 years |
| David John Ramsay Mcmillan | Director | 23 Feb 2010 | 17 Sept 2012 | British | 60 years |
| David Kenneth Watson | Director | 2 Jan 2009 | 31 Mar 2010 | British | 67 years |
| Desmond Antony Mills | Director | 14 Mar 1992 | 25 Jan 1999 | British | 86 years |
| Diane Frances Mansfield | Director | 21 Oct 1993 | 1 Aug 1998 | British | 72 years |
| Diane Margaret Thirkettle | Secretary | 16 May 2000 | 26 Oct 2000 | British | - |
| Edward Graham Jones | Secretary | 26 Feb 1999 | 27 May 1999 | British | - |
| Geoffrey Alan Latham | Director | 25 Sept 1997 | 20 Nov 1998 | British | 83 years |
| Graham Anthony Masters | Director | 16 Jan 1998 | 19 Jan 1999 | British | 75 years |
| Igal Mordeciah Mayer | Director | 13 Jul 2007 | 31 Dec 2009 | Israeli | 65 years |
| Igal Mordeciah Mayer | Director | 26 Jan 2001 | 31 Mar 2001 | Canadian | 65 years |
| Jacqueline Hunt | Director | 1 Jan 2007 | 4 Sept 2008 | British | 58 years |
| Janice Deakin | Director | 1 Apr 2010 | 26 Jan 2011 | British | 59 years |
| Jeffrey Robert Slocombe | Director | 14 Mar 1992 | 31 Jan 1993 | British | 93 years |
| Jeremy John Wright Hyne | Director | 1 Jan 1993 | 28 Jan 1999 | British | - |
| Jessie Josephine Burrows | Director | 24 Feb 2012 | 28 May 2013 | British | 58 years |
| John Patrick Sorrell | Director | 20 Nov 2014 | 4 Jul 2017 | British,australian | 69 years |
| John Robert Kitson | Director | 9 May 2006 | 31 Mar 2010 | British | 66 years |
| John Seaton | Director | 19 Jun 2006 | 9 Oct 2006 | British | 68 years |
| John Seaton | Director | 13 Aug 2007 | 1 Sept 2007 | British | 68 years |
| Jonathan Stewart Price | Director | 28 May 2013 | 8 Mar 2016 | British | 54 years |
| Judith Ann Kellie | Director | 14 Mar 1992 | 20 Jan 1999 | British | 78 years |
| Julian Ray Woodford | Director | 13 Aug 2013 | 20 Nov 2014 | British | 63 years |
| Lavinia Gay Watson | Secretary | 14 Mar 1992 | 26 Feb 1999 | British | - |
| Mark Steven Hodges | Director | 13 Aug 1999 | 26 Jan 2001 | British | 61 years |
| Mark Steven Hodges | Director | 31 Mar 2001 | 9 May 2006 | British | 61 years |
| Martin Leslie Pitt | Director | 21 Oct 1993 | 20 Nov 1998 | British | 73 years |
| Michael Beresford Galbraith | Director | 14 Mar 1992 | 24 May 1996 | British | 85 years |
| Michael Nicholas Biggs | Director | 26 Jan 2001 | 31 Mar 2001 | British | 74 years |
| Michael Thomas Anstee | Director | 14 Mar 1992 | 12 Jan 1999 | British | 76 years |
| Nicholas John David Crocker | Director | 1 Jan 1993 | 10 Jul 1998 | British | 74 years |
| Nigel Lee Rippon | Director | 8 Mar 2016 | 5 Nov 2020 | British | 56 years |
| Patrick Joseph Robert Snowball | Director | 16 Nov 1998 | 9 May 2006 | British | 76 years |
| Philip Charles Easter | Director | 9 Jun 2005 | 1 Jan 2007 | British | 73 years |
| Richard Harold Spicker | Secretary | 12 Jul 2007 | 27 Jun 2013 | British | - |
| Robert Alexander Marr | Director | 8 Oct 1997 | 20 Nov 1998 | British | 81 years |
| Roger David Smith | Director | 28 Jan 1997 | 14 Jan 1999 | British | 66 years |
| Sean Egan | Director | 1 Apr 2010 | 24 Feb 2012 | Irish | 70 years |
| Simon Christopher Machell | Director | 9 May 2006 | 12 Jul 2007 | British | 63 years |
| Suzanna Louise Eyre | Director | 11 Oct 2024 | 15 Apr 2025 | British | 40 years |
| Terence Harvey Bishop | Director | 1 Jan 1993 | 30 Sept 1996 | British | 77 years |
| Victoria Louise De Temple | Director | 10 Sept 2021 | 11 Oct 2024 | British | 48 years |
| Wayne Lewis | Director | 12 Jan 1996 | 31 Dec 1998 | British | 68 years |
| William Stanway | Director | 14 Mar 1992 | 1 Oct 1995 | British | 80 years |