| Andrew Emerson Gilbert | Director | 1 Nov 2017 | 5 Aug 2019 | American | 56 years |
| Andrew John Truscott | Director | 7 Jan 2015 | 31 Oct 2017 | British | 53 years |
| Brian Michael Goodwin | Director | 23 Feb 2016 | 28 Nov 2019 | American | 57 years |
| Bronte Louise Somes | Director | 19 Jul 2011 | 8 Sept 2021 | British | 54 years |
| Craig Donald Mcallister | Director | 14 Sept 2011 | 3 Oct 2012 | British | 47 years |
| Craig Donald Mcallister | Director | 20 Jun 2013 | 4 Aug 2015 | British | 47 years |
| Hamish Nihal Malcolm De Run | Director | 28 Jun 2016 | 15 Mar 2017 | British | 50 years |
| Hamish Nihal Malcom De Run | Director | 13 Oct 2020 | 25 Aug 2021 | British | 50 years |
| Ian James Mcaulay | Director | 8 Sept 2021 | 30 Jun 2022 | British | 61 years |
| Jaron Yuen | Director | 28 Mar 2011 | 1 May 2014 | British | 50 years |
| Jeffrey Lance Woodard | Director | 28 May 2014 | 19 May 2016 | British,american | 48 years |
| Jeffrey Lance Woodard | Director | 20 Jul 2016 | 26 Apr 2017 | British,american | 48 years |
| Joanne Statton | Secretary | 1 Dec 2015 | 28 Nov 2019 | - | - |
| John Edmund Lynch | Director | 5 Aug 2019 | 8 Sept 2021 | American,irish | 56 years |
| Keith Budinger | Director | 28 Mar 2011 | 4 Aug 2015 | British | 61 years |
| Kevin Hall | Secretary | 28 Mar 2011 | 30 Nov 2015 | - | - |
| Kieren George Boesenberg | Director | 3 Oct 2012 | 20 Jun 2013 | Australian | 48 years |
| Lawrence Karl Gosden | Director | 1 Jul 2022 | 25 Oct 2023 | British | 57 years |
| Mark Alan Walters | Director | 5 Apr 2011 | 23 Jun 2011 | British | 47 years |
| Mark Alan Walters | Director | 22 Feb 2012 | 25 Jun 2013 | British | 47 years |
| Mark Gilligan | Director | 5 Apr 2011 | 19 Jul 2011 | Australian | 57 years |
| Martin Roughead | Director | 27 Feb 2013 | 1 May 2014 | British | 39 years |
| Michael Nagle | Director | 28 Mar 2011 | 22 Mar 2018 | British | 74 years |
| Nadim Ahmad | Director | 31 Jul 2022 | 27 Jan 2023 | British | 48 years |
| Paul Ian Hedley | Director | 22 Mar 2018 | 8 Sept 2021 | British | 57 years |
| Paul John Moy | Director | 28 Mar 2011 | 20 Jul 2016 | Australian | 72 years |
| Paul Ryan | Director | 25 Jun 2013 | 23 Feb 2016 | Australian | 58 years |
| Peter Szymon Antolik | Director | 23 Jun 2011 | 7 Jan 2015 | British | 58 years |
| Randy Allan Daniels | Director | 28 Jun 2016 | 22 Mar 2018 | American | 75 years |
| Robert Boyd Pierre Wall | Director | 15 Mar 2017 | 13 Oct 2020 | British | 47 years |
| Sebastianus Antonius Theodorus Boelen | Director | 8 Sept 2021 | 31 Jul 2022 | British | 65 years |
| Stuart Neil Ledger | Director | 27 Jan 2023 | 14 Apr 2025 | British | 50 years |
| Surinder Singh Toor | Director | 28 Mar 2011 | 22 Feb 2012 | British | 54 years |
| Susan Deborah Howard | Director | 22 Mar 2018 | 8 Sept 2021 | British | 64 years |
| Toby Simon Buscombe | Director | 5 Apr 2011 | 9 Sept 2011 | Australian | 50 years |
| William David George Price | Director | 8 Sept 2021 | 14 Apr 2025 | British | 42 years |