| Alastair Couper | Director | 31 Dec 2002 | 20 Jun 2003 | British | 64 years |
| Alison Leonie Stevenson | Director | 16 Aug 2011 | 12 Sept 2014 | British And South African | 49 years |
| Anthony Donald Leslie Hardy | Director | 13 Jun 1992 | 2 Nov 1994 | Belgian | 80 years |
| Carol Anne Hunt | Secretary | 12 Feb 1998 | 2 Jun 1999 | British | - |
| Christopher Michael Devaney | Director | 25 Mar 2024 | 13 Jan 2025 | British | 38 years |
| Craig Allan Gibson Smyth | Director | 2 Jun 1999 | 31 Dec 2002 | British | 59 years |
| Craig Allan Gibson Smyth | Secretary | 2 Jun 1999 | 31 Mar 2000 | British | - |
| David Alastair Trollope | Director | 12 Sept 2014 | 25 Mar 2024 | British | 66 years |
| Desmond Stephen Vertannes | Director | 31 Dec 2002 | 1 Aug 2003 | British | 75 years |
| Giles Robert Bryant Wilson | Director | 15 Apr 2011 | 16 Aug 2011 | British | 53 years |
| Graham Smith | Director | 2 Nov 1994 | 31 Oct 1997 | British | 74 years |
| Ian Kenneth Hood Baker | Director | 12 Feb 1999 | 2 Jun 1999 | British | 75 years |
| Ian Kenneth Hood Baker | Secretary | 2 Nov 1994 | 3 Jul 1995 | British | - |
| James Mark Cross | Director | 30 Nov 2007 | 30 Oct 2010 | British | 67 years |
| Jeremy Peter Small | Director | 3 Nov 1997 | 12 Feb 1999 | British | 61 years |
| Jeremy Peter Small | Secretary | 3 Jul 1995 | 12 Feb 1999 | British | - |
| John Ernest Clarke | Director | 13 Jun 1992 | 20 May 1997 | British | 94 years |
| John Francis Alexander Geddes | Secretary | 24 Jan 2005 | 1 Oct 2006 | British | - |
| John Joseph Redmond | Director | 20 Jun 2003 | 14 Jul 2008 | Irish | 58 years |
| John O'brien | Director | 31 Dec 2002 | 17 Oct 2003 | British | 68 years |
| Jonathon Cook | Director | 6 Aug 2007 | 30 Nov 2007 | British | 49 years |
| Margarette Oldham | Director | 13 Jun 1992 | 2 Nov 1994 | British | 83 years |
| Margarette Oldham | Secretary | 13 Jun 1992 | 2 Nov 1994 | British | - |
| Matthew Brook Mccreath | Director | 31 Mar 2016 | 1 Apr 2021 | British | 48 years |
| Mervyn Walker | Director | 1 Aug 2003 | 10 May 2007 | Irish | 66 years |
| Patrick Roche | Director | 13 Jun 1992 | 2 Jun 1999 | British | 75 years |
| Paul Anthony Davis | Director | 2 Nov 1994 | 29 Aug 1997 | British | 79 years |
| Peter Graham Brinsden | Director | 2 Nov 1994 | 2 Jun 1999 | British | 77 years |
| Peter John Humphrey | Director | 30 Nov 2007 | 31 Mar 2016 | British | 66 years |
| Peter Simon Smith | Director | 2 Jun 1999 | 31 Dec 2002 | British | 82 years |
| Philip Harnden | Secretary | 31 Mar 2000 | 24 Jan 2005 | British | - |
| Randeep Singh Sagoo | Director | 13 Dec 2010 | 15 Apr 2011 | British | 55 years |
| Richard Alexander Hepburn | Director | 31 Dec 2002 | 1 Aug 2003 | British | 63 years |
| Terence Michael Ankers | Director | 13 Jun 1992 | 5 Sept 1995 | British | 94 years |
| Terence Oldham | Director | 13 Jun 1992 | 2 Nov 1994 | British | 89 years |
| Tristan George Turnbull | Director | 10 May 2007 | 6 Aug 2007 | British | 55 years |
| Tristan George Turnbull | Secretary | 1 Oct 2006 | 4 Sept 2020 | British | - |