| Acuity Secretaries Limited | Corporate Secretary | 4 Jul 2008 | 1 Sept 2008 | United Kingdom | - |
| Alun William Parfitt | Director | 6 Aug 2012 | 2 Oct 2013 | British | 56 years |
| Andrew Dixon | Director | 1 Jul 2013 | 16 Jun 2014 | British | 61 years |
| Barry David Wears | Director | 8 Dec 2016 | 18 Aug 2017 | British | 48 years |
| Bernard John Galton | Director | 4 Jun 2015 | 8 Dec 2016 | British | 70 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 1 Sept 2008 | 1 Dec 2008 | - | - |
| Capita Group Secretary Limited | Corporate Secretary | 1 Dec 2008 | 31 Oct 2022 | United Kingdom | - |
| Carwyn Morris | Director | 20 Mar 2019 | 30 Mar 2023 | British | 47 years |
| Christopher Howell | Director | 14 Aug 2012 | 29 Sept 2013 | British | 60 years |
| Christopher Leonard Bell | Director | 30 Mar 2023 | 26 Mar 2025 | British | 58 years |
| Christopher Mark Thomas | Director | 16 Dec 2016 | 10 Feb 2019 | British | 59 years |
| Claire Mcanulty | Director | 4 Jul 2018 | 1 Feb 2021 | British | 47 years |
| Craig Andrew Hinchliffe | Director | 7 Dec 2017 | 5 Jan 2018 | British | 44 years |
| Edward Foley | Director | 1 Sept 2008 | 30 Sept 2011 | British | 75 years |
| Ellis James Cooper | Director | 16 Jun 2014 | 16 Dec 2016 | British | 51 years |
| Gary John Thomas | Director | 9 Nov 2011 | 16 Jun 2014 | British | 71 years |
| Graham Cowley | Director | 2 Oct 2013 | 13 Jul 2015 | British | 67 years |
| Graham Keith Cogswell | Director | 1 Sept 2008 | 16 Feb 2010 | British | 74 years |
| Ian Gordan Germain | Director | 1 Sept 2008 | 9 Nov 2012 | British | 75 years |
| Ian James Tomkinson | Director | 1 Sept 2008 | 15 Mar 2018 | British | 60 years |
| Jacqueline Patricia Davies | Director | 4 Jul 2018 | 11 Dec 2024 | British | 58 years |
| James Martin John Allard | Director | 16 Jun 2014 | 8 Dec 2016 | British | 49 years |
| John Keetch | Director | 1 Sept 2008 | 9 Dec 2013 | British | 67 years |
| Karen Anne Sewell | Secretary | 31 Oct 2022 | 26 Mar 2025 | - | - |
| Lee Thomas Conroy | Director | 8 Dec 2016 | 5 Dec 2018 | British | 50 years |
| Liam David Southcote | Director | 26 Mar 2025 | 30 Jun 2025 | British | 43 years |
| Liane Davies Sheppard | Director | 23 Apr 2010 | 6 Aug 2012 | British | 54 years |
| M And A Nominees Limited | Corporate Director | 4 Jul 2008 | 1 Sept 2008 | - | - |
| Marc Crumbie | Director | 12 Mar 2020 | 24 Apr 2023 | British | 48 years |
| Mark Ashley Rees-williams | Director | 8 Dec 2016 | 30 Mar 2023 | British | 67 years |
| Natalie Garfield | Director | 5 Jan 2015 | 8 Dec 2016 | British | 47 years |
| Nigel Kenneth Brinn | Director | 1 Sept 2008 | 6 Nov 2014 | British | 58 years |
| Oliver Leonard Wildgoose | Director | 1 Feb 2021 | 31 Jul 2025 | British | 48 years |
| Peter Mcdermott | Director | 5 Dec 2018 | 30 Mar 2023 | British | 63 years |
| Richard Graham Fletcher | Director | 1 Sept 2008 | 25 May 2012 | British | 74 years |
| Richard John Bruten | Director | 30 Mar 2023 | 11 Jun 2024 | Welsh | 62 years |
| Richard Justin Starkey | Director | 9 Dec 2013 | 22 Dec 2014 | British | 65 years |
| Stephen Mark Shephard | Director | 16 Jun 2014 | 4 Jul 2018 | British | 60 years |
| Stephen Roydon Lock | Director | 31 Mar 2015 | 12 Mar 2020 | British | 68 years |