| Annabelle Robinson | Director | 21 Mar 2007 | 2 Feb 2010 | British | 53 years |
| Cristy Ann Mcguinness | Director | 21 Mar 2007 | 2 Feb 2010 | British | 50 years |
| Emma Margaret Clarke | Secretary | 1 Apr 2022 | 6 Dec 2024 | - | - |
| Ian James Tasker | Director | 23 Apr 2008 | 4 Jul 2008 | British | 59 years |
| James Christopher Heath | Director | 27 Jul 2022 | 17 Oct 2022 | British | 51 years |
| Joanna Claire Christiane Hames | Director | 23 Aug 2013 | 10 May 2018 | English | 52 years |
| Joanne Stonehouse Fyfe | Director | 8 Dec 2020 | 1 Oct 2024 | British | 60 years |
| John Christopher Leary | Director | 21 Mar 2007 | 23 Apr 2008 | British | 66 years |
| John Richard Trustram Eve | Director | 21 Mar 2007 | 18 Mar 2010 | British | 90 years |
| John Sutton Russell | Director | 21 Mar 2007 | 23 Apr 2008 | British | 78 years |
| Julian Denzil Sutcliffe | Director | 1 Oct 2024 | 7 Oct 2025 | British | 58 years |
| Mark Anthony Mcderment | Director | 20 Apr 2009 | 23 Aug 2013 | British | 56 years |
| Mark Geoffrey David Holden | Director | 27 Jun 2013 | 14 Jul 2023 | British | 69 years |
| Michael Saunders | Secretary | 6 Mar 2007 | 1 May 2013 | British | - |
| Nigel Anthony Bennett | Director | 23 Apr 2008 | 4 Jul 2008 | British | 65 years |
| Paul Anthony Cartwright | Director | 16 Mar 2007 | 1 Jul 2019 | British | 69 years |
| Paul Frederick Lees | Director | 2 Feb 2010 | 10 Apr 2014 | British | 69 years |
| Paul Rowland Robert Kenneth Chisnell | Director | 2 Feb 2010 | 10 Apr 2014 | British | 63 years |
| Paul Whitmore | Director | 4 Jul 2008 | 14 Jun 2013 | British | 71 years |
| Philip Arthur Would | Director | 1 Jul 2019 | 1 Mar 2021 | British | 55 years |
| Richard John Dixon | Director | 23 Apr 2008 | 27 Jun 2013 | British | 55 years |
| Richard Martin Goulder | Director | 21 Sept 2016 | 2 Nov 2020 | British | 55 years |
| Robert James Newton | Director | 27 Jun 2013 | 21 Sept 2016 | British | 70 years |
| Semperian Group Secretariat Services Limited | Corporate Secretary | 1 May 2013 | 1 Apr 2022 | United Kingdom | - |
| Thomas Benedict Symes | Director | 6 Mar 2007 | 20 Apr 2009 | British | 70 years |
| Thomas Benedict Symes | Director | 23 Aug 2013 | 1 Jul 2019 | British | 70 years |
| Vikki Louise Everett | Director | 23 Aug 2013 | 8 Dec 2020 | British | 55 years |