| Arun Poobalasingam | Director | 28 Jul 2023 | 21 Feb 2025 | British | 50 years |
| Catherine Jane Apthorpe | Secretary | 12 Nov 2019 | 9 Sept 2021 | - | - |
| Colin John Burke | Director | 14 Jun 2006 | 24 May 2022 | British | 64 years |
| David Ronald Creed | Director | 14 Feb 2002 | 14 Jun 2007 | British | 83 years |
| David William Stokes | Director | 1 Nov 2019 | 6 Aug 2024 | British | 65 years |
| Deanne Cecile Cooke Yarborough | Director | 31 May 2001 | 8 Jul 2001 | Canadian/australian | 70 years |
| Deborah Leigh Barland | Director | 2 Sept 2004 | 13 Feb 2006 | Australian | 58 years |
| Deborah Mary Jill Williams | Director | 5 Aug 2002 | 28 Feb 2003 | British | 69 years |
| Ella Louise Adele Lee Hoareau | Secretary | 24 Sept 2021 | 13 Oct 2023 | - | - |
| Fenella Jane Edge | Director | 30 Jul 2003 | 27 Jul 2023 | British | 63 years |
| Howard Webb | Director | 31 May 2001 | 5 Aug 2002 | British | 71 years |
| Ian Rex Peacock | Director | 1 Apr 2013 | 4 Jul 2018 | British | 79 years |
| John Piers Williamson | Director | 5 Aug 2002 | 1 Apr 2024 | British | 65 years |
| Julie Laraine Coetzee | Director | 7 Feb 2023 | 9 Aug 2024 | Australian | 53 years |
| Julie Laraine Coetzee | Secretary | 7 Feb 2023 | 9 Aug 2024 | - | - |
| Peter Henry Impey | Director | 31 May 2001 | 14 Feb 2002 | British | 74 years |
| Raymond Bernard Nathan Walker | Director | 24 May 2022 | 1 Nov 2022 | British | 44 years |
| Raymond Bernard Nathan Walker | Secretary | 24 May 2022 | 1 Nov 2022 | - | - |
| Roger Philip Mountford | Director | 6 Jul 2007 | 26 Jun 2013 | British | 78 years |
| Rosamund Evelyn Blomfield Smith | Director | 5 Nov 2001 | 22 Jan 2002 | British | 77 years |
| Simon James Hatchman | Director | 5 Aug 2002 | 2 Sept 2004 | British | 54 years |
| Virginia Ann Pearson | Director | 14 Feb 2002 | 5 Aug 2002 | British | 75 years |
| Virginia Ann Pearson | Secretary | 31 May 2001 | 5 Aug 2002 | British | - |
