| Alan Alexander Bryce | Director | 1 Apr 2003 | 16 Oct 2006 | British | 66 years |
| Alejandro Arroyo Roman | Director | 14 Sept 2018 | 14 Sept 2018 | Spanish | 55 years |
| Andrew Philip | Secretary | 31 Dec 2014 | 14 Oct 2025 | - | - |
| Donald James Mcpherson | Secretary | 28 Apr 1994 | 30 Jun 2006 | - | - |
| Donald James Mcpherson | Director | 5 Jun 2003 | 5 Jun 2003 | - | 65 years |
| Emilio Hernandez | Secretary | 7 Jul 2010 | 10 Jul 2012 | - | - |
| Emilio Hernandez | Director | 7 Jul 2010 | 4 Jan 2012 | Spanish | 55 years |
| Eric Stanley Golland | Director | 28 Apr 1994 | 31 Mar 2003 | British | 81 years |
| Heather Chalmers White | Director | 15 Feb 2019 | 6 Nov 2024 | British | 62 years |
| Jonathan Thomas Kirkwood Cole | Secretary | 6 Oct 2008 | 7 Jul 2010 | British | - |
| Jonathan Thomas Kirkwood Cole | Director | 1 Feb 2008 | 4 Oct 2021 | British | 49 years |
| Keith Stuart Anderson | Director | 23 Jun 2005 | 2 May 2018 | British | 62 years |
| Kenneth Peberdy | Director | 4 Jan 2012 | 23 Mar 2018 | British | 66 years |
| Lindsay Ann Mcquade | Director | 5 Sept 2018 | 10 Jun 2022 | British | 50 years |
| Marie Isobel Ross | Secretary | 26 Oct 2007 | 6 Oct 2008 | British | - |
| Michael Howard Davies | Secretary | 1 Sept 2014 | 31 Dec 2014 | - | - |
| Rhona Gregg | Secretary | 30 Jun 2006 | 26 Oct 2007 | - | - |
| Richard Leslie Isted | Director | 28 Apr 1994 | 10 Feb 2000 | British | 77 years |
| Roger Seshan | Director | 19 Jul 2005 | 1 Feb 2008 | British | 56 years |
| Roy Scott | Director | 29 Aug 2008 | 31 Jan 2019 | British | 62 years |
| Seumus O'gorman | Secretary | 10 Jul 2012 | 1 Sept 2014 | British | - |
| Simon Gower Christian | Director | 4 Jan 2012 | 31 Mar 2015 | British | 67 years |
| Stephen John Tividar Balint | Director | 10 Feb 2000 | 31 Mar 2003 | British | 72 years |
| Susan Mary Reilly | Director | 1 Apr 2003 | 23 Jun 2005 | British | 65 years |
