| Adam James Clarke | Director | 19 Mar 2013 | 26 Jan 2016 | British | 54 years |
| Adrian Brian Girling | Director | 4 Mar 1999 | 7 Mar 2000 | British | 71 years |
| Alan Patrick Gavaghan | Director | 19 Jun 1998 | 19 Jun 2001 | British | 90 years |
| Alan William Dilley | Director | 5 Dec 1995 | 8 Oct 1996 | British | 85 years |
| Alasdair Stewart | Director | 31 May 2011 | 20 Dec 2011 | British | 62 years |
| Alexander James Hugh Adams | Director | 26 Apr 1994 | 27 Jan 1998 | British | 82 years |
| Alexander Robert Robinson | Director | 28 Jul 1998 | 6 Jul 1999 | British | 63 years |
| Alexander Robert Robinson | Director | 6 Jul 1999 | 4 Sept 2007 | British | 63 years |
| Amanda Jayne Blanc | Director | 21 Jan 2004 | 2 Feb 2006 | British | 59 years |
| Andrew Halstead | Director | 7 Sept 2010 | 4 Oct 2011 | British | 61 years |
| Andrew Henry Beveridge | Director | 18 Apr 2001 | 11 Oct 2002 | British | 72 years |
| Andrew John Welling | Director | 26 Apr 1994 | 11 Mar 1997 | British | 84 years |
| Andrew Paul Stephens | Director | 7 Nov 1994 | 3 Apr 1996 | British | 73 years |
| Angela Cleverly | Director | 17 Jun 2008 | 31 May 2011 | British | 63 years |
| Anthony Edward Middle | Director | 17 Jun 2008 | 16 Dec 2008 | British | 56 years |
| Anthony Michael Cornell | Director | 7 Jun 1995 | 5 Dec 1995 | British | 83 years |
| Anthony Michael Cornell | Director | 30 Apr 1997 | 21 Oct 1998 | British | 83 years |
| Aviva Company Secretarial Services Limited | Corporate Director | 17 Jul 2006 | 17 Jul 2006 | United Kingdom | - |
| Aviva Company Secretarial Services Limited | Corporate Secretary | 17 Jul 2006 | 8 Oct 2024 | United Kingdom | - |
| Brian Alexander Wesencraft | Director | 6 Aug 1996 | 28 Jun 2000 | British | 80 years |
| Brian Spinks | Director | 31 Jan 2012 | 14 Oct 2014 | British | 55 years |
| Bryan Robert Marks | Director | 28 Jul 1998 | 8 Jun 2007 | British | 62 years |
| Catherine Bruce | Director | 2 Feb 2006 | 23 Sept 2008 | British | 64 years |
| Catherine Geraldine Taylor | Director | 8 Jan 2019 | 31 Aug 2020 | British | 65 years |
| Ceridwen Jane Jones | Director | 8 Jun 2007 | 17 Feb 2009 | British | 52 years |
| Christopher David Shortland | Director | 20 Feb 2017 | 21 Mar 2018 | British | 49 years |
| Christopher Douglas Hanks | Director | 24 May 2004 | 18 Jun 2013 | British | 76 years |
| Christopher Lee-smith | Director | 25 Jan 2011 | 20 Dec 2011 | British | 59 years |
| Christopher Lee-smith | Director | 20 Jan 2014 | 20 Feb 2017 | British | 59 years |
| Colin John Calder | Director | 11 Mar 1997 | 28 Jul 1998 | British | 80 years |
| Colin John Calder | Director | 2 Aug 1999 | 2 Feb 2006 | British | 80 years |
| Combined Nominees Limited | Corporate Nominee Director | 22 Mar 1994 | 26 Apr 1994 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Director | 22 Mar 1994 | 26 Apr 1994 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Secretary | 22 Mar 1994 | 26 Apr 1994 | United Kingdom | - |
| Cornelis Antonius Carolus Maria Schrauwers | Director | 7 Sept 1994 | 21 Oct 1998 | Dutch | 79 years |
| David Alan Gairns | Director | 8 Jun 2007 | 17 Jun 2008 | British | 69 years |
| David Andrew Scott | Director | 13 Oct 2020 | 26 Apr 2022 | British | 61 years |
| David Benjamin Drury | Director | 7 Mar 2000 | 21 May 2002 | British | 83 years |
| David Blyth Morris | Director | 6 Jul 1999 | 18 Apr 2001 | British | 74 years |
| David Blyth Morris | Director | 11 Oct 2002 | 23 Sept 2003 | British | 74 years |
| David Holland Whittaker | Director | 30 Apr 2019 | 13 Jul 2021 | British | 58 years |
| David John Birch | Director | 28 Jan 2021 | 30 Jun 2025 | British | 58 years |
| David John Martin | Director | 12 Jan 2010 | 8 Jan 2019 | British | 58 years |
| David John Meyler Hockey | Director | 27 Jan 2022 | 30 Jan 2024 | British | 46 years |
| David Leslie Roper | Director | 18 Apr 2001 | 21 Jan 2004 | British | 77 years |
| David Manley Patterson | Director | 19 Jun 1998 | 4 Mar 1999 | British | 80 years |
| David Philip Swigciski | Director | 20 Jan 2015 | 5 Jul 2016 | British | 54 years |
| David Richard John | Director | 7 Jun 1995 | 20 Mar 1998 | British | 75 years |
| David Richard John | Director | 11 Sept 2001 | 23 Sept 2003 | British | 75 years |
| David Wallace | Director | 6 Jul 1999 | 24 Oct 2000 | British | 82 years |
| David William Murray | Director | 23 Mar 1998 | 21 Oct 1998 | British | 70 years |
| David William Smith | Director | 21 Jan 2004 | 20 Jan 2015 | British | 67 years |
| Deepak Soni | Director | 19 Apr 2016 | 12 Jul 2023 | British | 46 years |
| Denis Crofton Loretto | Director | 19 Jun 1998 | 19 Jan 1999 | British | 90 years |
| Diane Audrey Ray | Director | 7 Mar 2000 | 17 Jul 2006 | British | 62 years |
| Donald George Breadner | Director | 29 Jun 1994 | 27 Oct 1994 | British | 89 years |
| Duncan Mark Frazer | Director | 17 Feb 2009 | 21 Oct 2010 | British | 60 years |
| Edward Graham Jones | Secretary | 26 Apr 1994 | 30 Nov 1994 | British | - |
| Francois-xavier Bernard Boisseau | Director | 21 Jan 2004 | 4 Sept 2007 | French | 65 years |
| Francois-xavier Bernard Boisseau | Director | 20 Jan 2015 | 8 Jan 2019 | British | 65 years |
| Gareth Austin Jones | Director | 7 Mar 2000 | 7 Jul 2003 | British | 72 years |
| Gareth John Hemming | Director | 21 Oct 2010 | 8 Apr 2013 | British | 56 years |
| Geoffrey Alan Turton | Director | 24 Oct 2000 | 24 May 2004 | British | 78 years |
| Geoffrey Moylan | Director | 5 Jul 2004 | 12 Jan 2010 | British | 75 years |
| Helen Louise Bryant | Director | 8 Jan 2019 | 25 Apr 2024 | British | 48 years |
| Helen Louise Canham | Director | 30 Jan 2018 | 30 Apr 2019 | British | 61 years |
| Helen Michelle Martlew | Secretary | 30 Nov 1994 | 5 Apr 1995 | British | - |
| Ian Charles Summers | Director | 25 Jan 2011 | 20 Jan 2014 | British | 61 years |
| Ian Cunningham Ferguson | Director | 14 Oct 2014 | 26 Jan 2016 | British | 64 years |
| James Adrian Noakes | Director | 7 Dec 2004 | 1 Aug 2005 | British | 73 years |
| James Adrian Noakes | Director | 2 Feb 2006 | 31 May 2011 | British | 73 years |
| James Maxwell Carruthers | Director | 20 Dec 2011 | 20 Jan 2014 | British | 72 years |
| Jason Eatock | Director | 17 Jun 2008 | 25 Oct 2016 | British | 55 years |
| Jem Eskenazi | Director | 8 Jun 2007 | 19 Mar 2013 | Canadian | 68 years |
| Joanne Marie Sykes | Director | 13 Jul 2023 | 6 Nov 2023 | British | 52 years |
| Jodi Amanda Grattidge | Director | 8 Mar 2011 | 31 Jan 2012 | English | 53 years |
| John Butler | Director | 16 Aug 1995 | 21 Oct 1998 | British | 77 years |
| John Hilton Berg | Secretary | 5 Apr 1995 | 17 Jul 2006 | British | - |
| John Michael Stratton | Director | 26 Apr 1994 | 30 Jun 1997 | British | 86 years |
| John Phillip Dawson | Director | 20 Feb 2017 | 20 Dec 2019 | British | 57 years |
| John Woodley | Director | 21 Oct 1998 | 4 Dec 2001 | British | 79 years |
| Jon Michael Morrell | Director | 20 Jul 1995 | 28 Jul 1998 | British | 65 years |
| Jon Michael Morrell | Director | 28 Jun 2000 | 23 Sept 2003 | British | 65 years |
| Jonathon Blackwood Mitchell | Director | 20 Jan 2014 | 19 Apr 2016 | Australian | 54 years |
| Juillian Claire Watt | Director | 2 Feb 2007 | 4 Dec 2007 | British | 51 years |
| Karen Flowers | Director | 24 Oct 1994 | 25 May 1999 | British | 67 years |
| Keith Donald Smith | Director | 6 Aug 1996 | 27 Jan 1998 | British | 83 years |
| Keith John Morris | Director | 2 Jul 1996 | 19 Jan 1999 | British | 73 years |
| Keith Michael Hector | Director | 16 Dec 2008 | 7 Sept 2010 | British | 59 years |
| Keith William Morris | Director | 7 Sept 1994 | 2 Jul 1996 | English | 78 years |
| Kenneth Norgrove | Director | 17 Feb 2009 | 15 Jun 2010 | Irish | 57 years |
| Laurent Michel Robert Matras | Director | 16 Dec 2008 | 19 Mar 2013 | French | 57 years |
| Leslie Keith Mcintosh | Director | 7 Jun 1995 | 6 Aug 1996 | British | 83 years |
| Mark Christer | Director | 6 Jul 1999 | 11 Sept 2001 | British | 57 years |
| Mark Cliff | Director | 8 Jun 2007 | 17 Jun 2008 | British | 65 years |
| Mark Edward William Radburn | Director | 17 Jul 2006 | 1 Dec 2009 | British | 68 years |
| Martin Bonar Mclachlan | Director | 8 Jul 1996 | 30 Apr 2019 | British | 72 years |
| Michael Bruce Duncan | Director | 6 Jan 1995 | 8 Oct 1996 | British | 85 years |
| Michael Clifford Hannan | Director | 27 Jan 1998 | 23 Mar 1998 | New Zealander | 78 years |
| Michael Howard Tripp | Director | 26 Apr 1994 | 8 Oct 1996 | British | 71 years |
| Neil Mckenzie | Director | 28 Jul 1998 | 28 Jun 2000 | British | 72 years |
| Nicholas Andrew Smith | Director | 15 Jun 2010 | 31 May 2011 | British | 52 years |
| Nicholas Michael Patrick Stanton | Director | 20 Jun 2005 | 25 Jan 2011 | British | 72 years |
| Niraj Amratlal Devraj Shah | Director | 19 Apr 2016 | 8 Jan 2019 | British | 52 years |
| Patrica Johnson | Director | 25 Jan 2011 | 30 Apr 2019 | British | 59 years |
| Patrick Joseph Edward Smith | Director | 26 Apr 1994 | 6 Oct 1994 | British | 77 years |
| Patrick Joseph Robert Snowball | Director | 6 Oct 1994 | 6 Jul 1999 | British | 76 years |
| Patsy Sweeney | Director | 24 May 2004 | 27 Jul 2010 | British | 58 years |
| Paul Alan Trivett | Director | 25 Oct 2016 | 4 Dec 2019 | British | 55 years |
| Paul Ralph Tombs | Director | 28 Jan 2020 | 26 Apr 2022 | British | 47 years |
| Paul Richard Hirst | Director | 5 Jul 2016 | 25 Oct 2016 | British | 56 years |
| Peter Robson | Director | 26 Apr 1994 | 31 Dec 1994 | British | 86 years |
| Philip Alan Thorn | Director | 13 Jul 2021 | 5 Dec 2024 | British | 47 years |
| Philip Keith Scarrett | Director | 1 Dec 2009 | 31 May 2011 | British | 66 years |
| Philip Steven Nunn | Director | 2 Aug 1999 | 18 Mar 2003 | British | 62 years |
| Philip Steven Nunn | Director | 1 Aug 2005 | 6 Oct 2009 | British | 62 years |
| Richard Charles Lester | Director | 30 Apr 2014 | 8 Jan 2019 | British | 61 years |
| Robert Andrew Proudman | Director | 8 Oct 1996 | 6 Jul 1999 | British | 70 years |
| Robert Bruce Hayes | Director | 23 Sept 2003 | 2 Feb 2006 | British | 71 years |
| Robert Eveleigh | Director | 19 Jan 1999 | 7 Mar 2000 | British | 80 years |
| Robert Mark Ledger | Director | 21 Apr 2015 | 10 Oct 2017 | British | 62 years |
| Roger Charles Townsend | Director | 3 Apr 1996 | 21 Oct 1998 | British | 78 years |
| Simon Cavendish Mcginn | Director | 12 Jan 2010 | 26 Apr 2022 | British | 56 years |
| Simon Christopher Machell | Director | 7 Jun 1995 | 28 Jul 1998 | British | 63 years |
| Simon Cooter | Director | 23 Sept 2003 | 8 Jun 2007 | British | 62 years |
| Simon James Pearce | Director | 1 May 2018 | 23 Nov 2020 | British | 53 years |
| Stephen David Purves | Director | 30 Apr 2019 | 27 Jan 2022 | British | 58 years |
| Stephen Duncan Grieve | Director | 4 Dec 2001 | 5 Jul 2004 | British | 59 years |
| Stephen William Broughton | Director | 26 Apr 1994 | 5 Apr 1995 | British | 79 years |
| Stephen William Broughton | Director | 21 Oct 1998 | 27 Sept 2002 | British | 79 years |
| Tara Jane Kneafsey | Director | 31 May 2011 | 20 Jan 2015 | Irish | 51 years |
| Thomas Daniel Gill | Director | 14 Oct 2014 | 14 Aug 2017 | British,irish | 71 years |
| Timothy Andrew Ablett | Director | 5 Apr 1995 | 7 Jul 2003 | British | 77 years |
| Toby Ducker | Director | 1 May 2018 | 8 Jan 2019 | British | 54 years |
| Tovah Leigh Grosscurth | Director | 25 Apr 2025 | 11 Jul 2025 | British | 48 years |
| Trevor Miles | Director | 4 Mar 1999 | 28 Sept 1999 | British | 81 years |
| Trevor Raymond Smith | Director | 23 Mar 1998 | 28 Jul 1998 | British | 72 years |
| William Edwards | Director | 26 Apr 2022 | 8 Oct 2024 | British | 36 years |