| Alan Donald Campbell | Director | 30 Apr 2011 | 1 Oct 2024 | British | 71 years |
| Andrew Talbot Rymer | Director | 18 Oct 2011 | 24 Jul 2013 | British | 53 years |
| Andy Muir | Director | 28 Oct 2021 | 13 May 2024 | British | 59 years |
| Anne Fillis | Director | 25 Jan 2010 | 1 Jul 2010 | British | 62 years |
| Asset Management Solutions Limited | Corporate Secretary | 18 Oct 2011 | 30 Apr 2015 | United Kingdom | - |
| Baron Anthony Webber Bernstein | Director | 1 Apr 2005 | 19 Dec 2006 | British | 88 years |
| Bruce Balfour | Director | 3 Sept 2003 | 30 Sept 2009 | British | 63 years |
| Carl Harvey Dix | Director | 1 Apr 2007 | 18 Oct 2011 | British | 60 years |
| Carole Ann Reed | Director | 25 Sept 2007 | 30 Jun 2011 | British | 63 years |
| Claire Michelle Yarwood | Director | 20 Feb 2007 | 1 Jun 2009 | British | 62 years |
| Clare Sheridan | Secretary | 1 May 2015 | 31 Mar 2018 | - | - |
| Colin Howell | Director | 1 Jul 2004 | 17 Jan 2006 | British | 63 years |
| Daniel Marinus Maria Vermeer | Director | 22 May 2019 | 1 Nov 2022 | Dutch | 45 years |
| David George Lane | Director | 1 Jun 2011 | 18 Oct 2011 | British | 59 years |
| David John Morice Hartshorne | Director | 3 Sept 2003 | 31 Jul 2004 | British | 72 years |
| David Michael Hardy | Director | 29 Nov 2005 | 12 Sept 2006 | British | 69 years |
| Dws Directors Limited | Corporate Nominee Director | 8 Apr 2003 | 3 Sept 2003 | - | - |
| Dws Secretaries Limited | Corporate Nominee Secretary | 8 Apr 2003 | 1 Jul 2004 | - | - |
| Eric Rodney Hemming | Director | 17 Jan 2006 | 30 Nov 2009 | British | 77 years |
| Gavin William Mackinlay | Director | 2 Aug 2013 | 22 May 2019 | British | 69 years |
| Humphrey Kenneth Haslam Claxton | Director | 4 Aug 2004 | 28 Nov 2010 | British | 80 years |
| Ian Joseph Wells | Director | 24 Jun 2004 | 14 Dec 2005 | British | 75 years |
| Isaac Akintayo | Director | 13 May 2024 | 13 May 2024 | British | 41 years |
| Isaac Akintayo | Director | 14 May 2024 | 9 Dec 2024 | British | 41 years |
| Jennifer Louise Crouch | Director | 29 Feb 2016 | 1 Aug 2017 | British | 39 years |
| John Charles Cassidy | Director | 29 Nov 2005 | 12 May 2009 | British | 62 years |
| John Edward Haan | Director | 14 Aug 2012 | 29 Feb 2016 | British | 48 years |
| Laura Patricia Roberts | Director | 20 Feb 2007 | 1 Apr 2011 | British | 66 years |
| Maria Bernadette Lewis | Secretary | 1 Mar 2009 | 18 Oct 2011 | British | - |
| Mark Day | Director | 3 Oct 2013 | 2 Oct 2015 | British | 61 years |
| Mark William Grinonneau | Director | 27 Jan 2018 | 5 Feb 2018 | British | 56 years |
| Mark William Grinonneau | Director | 26 Mar 2018 | 3 Apr 2018 | British | 56 years |
| Mark William Grinonneau | Director | 20 Aug 2018 | 28 Aug 2018 | British | 56 years |
| Mark William Grinonneau | Director | 7 Dec 2020 | 28 Oct 2021 | British | 56 years |
| Michael Andrew Burrows | Director | 24 Jun 2004 | 30 Apr 2011 | British | 63 years |
| Michael James Chambers | Director | 29 Nov 2010 | 3 Oct 2013 | British | 70 years |
| Michael James Chambers | Director | 1 Jul 2015 | 2 Oct 2015 | British | 70 years |
| Michael James Findlay | Director | 29 Nov 2005 | 11 Mar 2009 | British | 56 years |
| Neil Geoffrey Ward | Director | 2 Oct 2015 | 7 Dec 2020 | British | 67 years |
| Neil Keith Grice | Director | 3 Oct 2013 | 1 Jul 2015 | British | 61 years |
| Peter Geoffrey Shell | Secretary | 15 Dec 2003 | 23 Mar 2007 | British | - |
| Peter John Sheldrake | Director | 18 Oct 2011 | 3 May 2018 | British | 67 years |
| Roger Keith Miller | Secretary | 23 Mar 2007 | 1 Mar 2009 | British | - |
| Rory William Christie | Director | 18 Oct 2011 | 2 Aug 2013 | British | 68 years |
| Sean Latus | Director | 29 Nov 2005 | 29 Jun 2007 | British | 57 years |
| Sheena Hope Cumiskey | Director | 20 Feb 2007 | 1 Jan 2010 | British | 64 years |
| Simon Philip Beazley Wooton | Director | 1 May 2015 | 20 Oct 2015 | British | 61 years |
| Timothy John Barlow | Director | 30 Apr 2011 | 30 Jun 2013 | British | 65 years |
| Vinh Christopher | Director | 4 May 2018 | 9 Feb 2021 | British,australian | 44 years |