| Andrew John Merricks | Secretary | 23 May 2008 | 21 Jun 2012 | British | - |
| Andrew John Merricks | Director | 23 May 2008 | 18 Feb 2020 | British | 64 years |
| Arthur James Charvonia | Director | 15 Jul 2014 | 12 Oct 2016 | British | 50 years |
| Bernard Gallyot | Director | 28 Feb 2023 | 22 Sept 2023 | British | 74 years |
| Cathryn Elizabeth James | Director | 19 Apr 2013 | 14 Jul 2013 | British | 56 years |
| Daniel Christopher Vanstone | Director | 28 Feb 2023 | 14 Nov 2024 | British | 45 years |
| David John Gallagher | Director | 1 Nov 2008 | 12 Oct 2015 | British | 61 years |
| Dean Thorvald Wetteland | Director | 10 Apr 2017 | 1 Jun 2021 | British | 50 years |
| Dennis Michael Ball | Director | 1 Nov 2008 | 19 Apr 2013 | British | 74 years |
| Hilary Louise Jones | Secretary | 21 Jun 2012 | 7 Jan 2019 | - | - |
| Hugo Richard Forster | Director | 18 Feb 2020 | 23 Jun 2022 | British | 54 years |
| Justin Frederick Lloyd Charles Galliford | Director | 1 Jun 2021 | 28 Feb 2023 | British | 48 years |
| Kerry Blair | Director | 12 Oct 2016 | 28 Jun 2019 | British | 53 years |
| Mark Thomas Emms | Director | 1 Sept 2013 | 7 Feb 2020 | British | 53 years |
| Martin Christopher Hopkins | Director | 3 Nov 2016 | 25 Jan 2017 | British | 62 years |
| Patricia Fuller | Director | 15 Jul 2013 | 1 Sept 2013 | British | 74 years |
| Peter Michael Hawes | Director | 23 May 2008 | 3 Nov 2016 | British | 76 years |
| Stephen Baker | Director | 1 Nov 2008 | 15 Jul 2014 | British | 67 years |
| Stephen John Harry Burroughes | Director | 17 Jul 2019 | 24 May 2024 | British | 66 years |