| Alastair Willis | Director | 9 May 2016 | 1 May 2017 | British | 52 years |
| Bryn Griffiths | Director | 19 Jun 2018 | 24 Dec 2021 | English | 65 years |
| Christopher George Punt | Director | 10 Jun 2013 | 1 May 2017 | British | 70 years |
| Daniel Christopher Vanstone | Director | 6 Feb 2020 | 14 Nov 2024 | British | 45 years |
| David Alexander Stuart | Director | 23 Jul 2018 | 31 Jul 2023 | British | 56 years |
| Dean Thorvald Wetteland | Director | 10 Apr 2017 | 6 Feb 2020 | British | 50 years |
| Gordon David Spencer Jones | Director | 31 Jan 2020 | 7 May 2021 | British | 78 years |
| Guy Kennard Duncan Mcgregor | Director | 1 Mar 2013 | 10 Jun 2013 | British | 81 years |
| Hilary Louise Jones | Secretary | 16 Jan 2012 | 7 Jan 2019 | - | - |
| James Finch | Director | 22 Jun 2017 | 21 Aug 2018 | British | 79 years |
| Mark Thomas Emms | Director | 8 Aug 2017 | 6 Feb 2020 | British | 53 years |
| Martin Christopher Hopkins | Director | 3 Nov 2016 | 25 Jan 2017 | British | 62 years |
| Michael Robert Davis | Director | 7 Jul 2017 | 29 May 2018 | British | 67 years |
| Paul Bonham | Director | 18 Feb 2013 | 29 Apr 2016 | British | 67 years |
| Peter Michael Hawes | Director | 16 Jan 2012 | 3 Nov 2016 | British | 76 years |
| Richard William Lowestoft Smith | Director | 6 Sept 2018 | 1 Dec 2018 | British | 70 years |
| Richard William Lowestoft Smith | Director | 6 Sept 2018 | 1 Nov 2019 | British | 70 years |
| Susan Amanda Roper | Director | 1 Mar 2013 | 16 Apr 2018 | British | 57 years |
| Trevor Douglas Whiting | Director | 18 Feb 2013 | 28 Feb 2017 | English | 76 years |
