| Alan Paul Busson | Secretary | 20 Apr 2006 | 29 Sept 2006 | British | - |
| Alan Robert Young | Director | 20 Jun 1991 | 31 Jul 1995 | British | 88 years |
| Alasdair Christopher Gillies | Director | 4 Apr 2003 | 10 Jun 2008 | British | 68 years |
| Alasdair Christopher Gillies | Director | 3 Jun 2009 | 15 May 2013 | British | 68 years |
| Alexander Park Leitch | Director | 20 Jun 1991 | 21 Dec 2000 | British | 79 years |
| Amanda Louise Knott | Secretary | 29 Sept 2006 | 7 Apr 2014 | British | - |
| Andrew John Smart | Director | 7 Aug 2000 | 8 Jun 2001 | British | 67 years |
| Andrew Stephen Melcher | Director | 13 Mar 1996 | 15 Oct 1997 | U S | 77 years |
| Ann Claire Blundell | Secretary | 10 Jul 2013 | 7 Apr 2014 | - | - |
| Anthony Paul Kenmir | Director | 2 Dec 2009 | 30 Aug 2012 | British | 70 years |
| Brian Michael Thomas | Director | 13 Jan 1993 | 3 Aug 1998 | British | 74 years |
| Brian Michael Thomas | Director | 13 Sept 2000 | 19 Nov 2001 | British | 74 years |
| Brian Pattison Garraway | Director | 20 Jun 1991 | 30 Jun 1992 | British | 95 years |
| Corina Katherine Ross | Secretary | 5 Dec 2008 | 25 Jul 2013 | British | - |
| Daniel John Pender | Director | 10 Aug 2012 | 1 Jul 2013 | British | 51 years |
| David Alan Seviour | Director | 21 Aug 2000 | 18 Jun 2001 | British | 90 years |
| David John Beynon | Director | 20 Jun 1991 | 8 Jun 1992 | British | 76 years |
| David John Etherington | Director | 24 Sept 2003 | 31 Aug 2012 | British | 69 years |
| David Perrott Sims | Director | 29 Jan 1997 | 6 Jun 2001 | British | 68 years |
| David Perrott Sims | Director | 4 Apr 2003 | 24 Jul 2009 | British | 68 years |
| David Philip Allvey | Director | 20 Jun 1991 | 10 Feb 1993 | British | 81 years |
| David Ross Carrie | Director | 13 Sept 2000 | 7 Jun 2001 | United Kingdom | 62 years |
| David Ross Carrie | Director | 4 Apr 2003 | 31 Dec 2005 | United Kingdom | 62 years |
| Gary Paul John Shaughnessy | Director | 7 Jun 2012 | 2 Oct 2015 | British | 60 years |
| George Pallister Greener | Director | 23 Sept 1991 | 8 Mar 1996 | British | 81 years |
| Helen Frances Leigh Rogers | Secretary | 25 Jul 2008 | 5 Dec 2008 | British | - |
| Ian Graham Seward | Director | 11 May 1993 | 29 Aug 2000 | British | 79 years |
| Ian Ritchie | Secretary | 10 Jul 2013 | 7 Apr 2014 | - | - |
| James Kingsley Reeve | Director | 4 Apr 2003 | 31 Mar 2004 | British | 69 years |
| James Richard Sykes | Director | 21 Oct 2005 | 23 Oct 2009 | British | 65 years |
| James Richard Sykes | Director | 10 Jul 2013 | 31 Dec 2019 | British | 65 years |
| Jayne Michelle Meacham | Secretary | 1 Nov 2006 | 2 May 2008 | British | - |
| Jeremy Ward Grayburn | Director | 8 Jun 1992 | 1 Aug 1997 | British | 74 years |
| Joel Goodman Joffe | Director | 20 Jun 1991 | 19 Sept 1991 | British | 94 years |
| John Antony Cacchioli | Director | 7 Aug 2000 | 7 Jun 2001 | British | 68 years |
| Keith Arthur Carby | Director | 20 Jun 1991 | 30 Jun 1991 | British | 80 years |
| Keith John Davies | Director | 8 May 1996 | 10 Dec 1998 | British | 79 years |
| Keith Reginald Baldwin | Director | 20 Jun 1991 | 31 Aug 2003 | British | 78 years |
| Kenneth William Ballard Inglis | Director | 20 Jun 1991 | 29 Apr 1994 | British | 83 years |
| Kevin Hugh Ronaldson | Director | 7 Aug 2000 | 29 Feb 2004 | British | 68 years |
| Ladislav Vaclav Suchopar | Director | 20 Jun 1991 | 31 Dec 1991 | British | 83 years |
| Lawrence Churchill | Director | 20 Jun 1991 | 1 Oct 1991 | British | 80 years |
| Lawrence Churchill | Director | 5 Dec 2002 | 24 Jun 2004 | British | 80 years |
| Lily Olisa Holding | Secretary | 24 Jun 2004 | 14 Apr 2005 | British | - |
| Marianne Fitzjohn | Director | 4 Apr 2003 | 24 Sept 2003 | Danish | 60 years |
| Martin Clive Taphouse | Director | 23 Mar 2023 | 14 Feb 2025 | British | 59 years |
| Martin David Moule | Director | 24 Sept 2003 | 25 Apr 2005 | British | 71 years |
| Martin Lindsay Bride | Director | 27 Jan 2006 | 24 Apr 2009 | British | 63 years |
| Michael Andrew Ferns | Director | 7 Aug 2000 | 3 Aug 2004 | British | 62 years |
| Michael Joseph Brennan | Director | 1 Oct 2009 | 31 Aug 2011 | British Irish | 74 years |
| Neil James Evans | Director | 19 May 2014 | 31 Mar 2016 | British | 69 years |
| Nigel Lowe | Secretary | 14 Apr 2005 | 20 Apr 2006 | British | - |
| Oscar Clemente Tengtio | Director | 3 Jun 2009 | 10 Aug 2012 | American | 70 years |
| Paul Victor Sant Manduca | Director | 21 May 1994 | 1 Feb 1999 | British | 75 years |
| Paulus Van De Geijn | Director | 24 Jun 2004 | 27 Apr 2006 | Dutch | 80 years |
| Peter Charles Campbell | Director | 21 Aug 2000 | 11 Jun 2001 | British | 68 years |
| Peter Charles Howe | Secretary | 20 Jun 1991 | 24 Jun 2004 | British | - |
| Peter Ellen | Director | 7 Aug 2000 | 8 Jun 2001 | British | 74 years |
| Phil Andrew Hodkinson | Director | 1 Jan 1995 | 11 Sept 2000 | British | 68 years |
| Philip Smith | Director | 20 Jun 1991 | 12 Oct 1998 | British | 79 years |
| Raymond Greenshields | Director | 21 Dec 2000 | 14 Oct 2002 | Australian | 79 years |
| Rodney Malcolm Cook | Director | 18 Sept 2001 | 14 Oct 2002 | British/australian | 69 years |
| Shayne Paul Deighton | Director | 3 Aug 1998 | 21 Dec 2000 | British | 67 years |
| Simon Andrew Godsave | Director | 30 Aug 2012 | 12 Jul 2013 | British | 70 years |
| Steven James Colsell | Director | 7 Feb 2001 | 3 Aug 2004 | British | 62 years |
| Steven Lewis Wall | Director | 1 Apr 2016 | 31 Mar 2023 | British | 55 years |
| Vincent John Jerrard | Director | 2 Feb 1999 | 4 Apr 2003 | British | 71 years |