| Alfred Patrick Stirling | Director | 16 Aug 1992 | 9 Oct 2008 | British | 90 years |
| Brian James Hallett | Secretary | 24 Oct 2008 | 1 Dec 2014 | Other | - |
| Brian James Hallett | Director | 3 May 2005 | 1 Dec 2014 | British | 72 years |
| Derek Lucie-smith | Director | 9 Oct 2008 | 25 Apr 2014 | British | 79 years |
| Duncan James Langlands Abbot | Secretary | 1 Dec 2014 | 24 Jun 2016 | - | - |
| Duncan James Langlands Abbot | Director | 1 Dec 2014 | 24 Jun 2016 | British | 71 years |
| Fintan Michael Earley | Director | 22 Jun 1993 | 4 May 2005 | Irish | 87 years |
| Gary Cresswell | Secretary | 24 Jun 2016 | 31 Mar 2023 | - | - |
| John Anthony Crosbie Lorimer | Director | 9 Oct 2008 | 1 Dec 2014 | British | 71 years |
| Karen Ann Clark | Secretary | 16 Aug 1992 | 24 Oct 2008 | British | - |
| Michael Boyens | Director | 16 Aug 1992 | 30 Jan 2012 | British | 79 years |
| Michael Charles Phillips | Director | 1 Dec 2014 | 31 Dec 2016 | British | 64 years |
| Richard Andrew Chadwick | Director | 17 Jun 2008 | 5 Dec 2011 | British | 75 years |
