| Alistair William Darby | Director | 27 Jan 2003 | 10 Sept 2012 | British | 60 years |
| Andrew Andonis Andrea | Director | 31 Mar 2009 | 17 Nov 2023 | British | 57 years |
| Andrew Herbert Ian Taylor | Director | 29 May 1998 | 8 Feb 1999 | British | 63 years |
| Anne Marie Brennan | Secretary | 1 Oct 2004 | 5 Oct 2021 | British | - |
| Christopher John Max Curry | Director | 23 Oct 1991 | 27 Jun 1996 | British | 68 years |
| Crispin Noel Stephen Tweddell | Director | 7 Dec 1991 | 8 Feb 1999 | British | 79 years |
| David George Fossett Thompson | Director | 8 Feb 1999 | 25 Jan 2002 | English | 72 years |
| David Watson Gordon | Director | 27 Jun 1996 | 16 Feb 1998 | British | 79 years |
| Derek Andrew | Director | 8 Feb 1999 | 1 Oct 2011 | British | 71 years |
| Duncan Watts | Director | 1 Jul 1995 | 1 Jan 1998 | British | 60 years |
| Duncan Watts | Secretary | 7 Dec 1991 | 27 Jun 1996 | British | - |
| Graham Evan Ford | Secretary | 2 Oct 1997 | 8 Feb 1999 | British | - |
| Guy Robert William Farmer | Director | 7 Dec 1991 | 18 Dec 1991 | British | 61 years |
| Hayleigh Lupino | Director | 5 Oct 2021 | 27 Sept 2025 | British | 49 years |
| Hugh Leslie Porter | Secretary | 9 Mar 1999 | 31 Jul 2005 | British | - |
| Martin Womack | Director | 25 Jan 2002 | 19 Jun 2002 | British | 71 years |
| Paul Gilham | Director | 8 Feb 1999 | 30 Jun 2000 | British | 74 years |
| Paul Inglett | Director | 11 Mar 2002 | 31 Mar 2009 | British | 60 years |
| Peter Dalzell | Director | 1 Oct 2011 | 29 Sept 2017 | British | 61 years |
| Ralph Graham Findlay | Director | 8 Feb 1999 | 2 Oct 2021 | British | 65 years |
| Richard James Westwood | Director | 3 Jun 2013 | 30 Oct 2020 | British | 74 years |
| Stephen John Oliver | Director | 25 Jan 2002 | 3 Jun 2013 | British | 68 years |
| William Andrew Bonnell | Director | 1 Jul 1995 | 8 Feb 1999 | British | 65 years |
| Willis Ian Brown | Secretary | 27 Jun 1996 | 30 Sept 1997 | British | - |