| Adrian Howard Akester | Director | 1 Mar 2013 | 7 Jun 2016 | British | 66 years |
| Andrew John Merricks | Director | 5 Jun 2019 | 5 Feb 2020 | British | 64 years |
| Daniel Christopher Vanstone | Director | 5 Feb 2020 | 14 Nov 2024 | British | 45 years |
| Dean Thorvald Wetteland | Director | 10 Apr 2017 | 5 Feb 2020 | British | 50 years |
| Graham Paul Jermyn | Director | 1 Mar 2013 | 4 Jul 2016 | British | 73 years |
| Hannah Leys | Director | 4 Jul 2016 | 5 Jun 2019 | British | 46 years |
| Hannah Leys | Director | 5 Feb 2020 | 5 Nov 2020 | British | 46 years |
| Hilary Louise Jones | Secretary | 27 Nov 2012 | 7 Jan 2019 | - | - |
| Keith Malcolm Driver | Director | 1 Mar 2013 | 12 Jun 2013 | British | 67 years |
| Keith Malcolm Driver | Director | 10 Jun 2014 | 7 Jun 2016 | British | 67 years |
| Kevin Joseph Patrick Maguire | Director | 31 May 2017 | 26 Jan 2024 | British | 74 years |
| Mark Thomas Emms | Director | 23 Jul 2018 | 5 Feb 2020 | British | 53 years |
| Martin Christopher Hopkins | Director | 3 Nov 2016 | 25 Jan 2017 | British | 62 years |
| Nicola Holden | Director | 11 Dec 2014 | 23 Jul 2018 | British | 51 years |
| Paul Kendrick | Director | 12 Jun 2013 | 10 Jun 2014 | British | 67 years |
| Paul Kendrick | Director | 7 Jun 2016 | 31 May 2017 | British | 67 years |
| Peter Michael Hawes | Director | 27 Nov 2012 | 3 Nov 2016 | British | 76 years |
| Robert Peter Cronk | Director | 7 Jun 2016 | 20 Nov 2020 | British | 67 years |
| William David Tombs | Director | 1 Mar 2013 | 8 Dec 2014 | British | 63 years |
