| Adrian Mark Eastwood | Director | 29 Jun 2009 | 30 Sept 2010 | British | 64 years |
| Alison Janet Talbot | Secretary | 7 Aug 2000 | 29 Jul 2002 | British | - |
| Andrew David Briggs | Director | 8 Jan 2007 | 29 Jun 2009 | British | 59 years |
| Andrew Mark Parsons | Director | 7 Nov 2012 | 31 May 2017 | British | 60 years |
| Catherine Anne Guthrie | Director | 23 Jun 2011 | 5 Mar 2013 | British | 62 years |
| Charles Grant Thomson | Director | 29 Sept 1998 | 31 Dec 2000 | British | 77 years |
| Christian Roy Torkington | Director | 1 Aug 2005 | 26 Jun 2009 | British | 63 years |
| Christopher Martin Phillips | Director | 1 Dec 2003 | 30 Mar 2007 | British | 69 years |
| David Antony John Stoddard | Director | 30 Sept 2010 | 31 Mar 2012 | British | 52 years |
| Dean Robert Buckley | Director | 7 Jan 2008 | 29 Jun 2009 | British | 65 years |
| Farhat Shah | Secretary | 18 Oct 2004 | 29 Jun 2005 | British | - |
| Fiona Mitchell | Secretary | 1 Jul 2009 | 18 Jun 2010 | British | - |
| Gregor Ninian Stewart | Director | 15 Jun 2011 | 5 Oct 2012 | British | 61 years |
| Heather Jane Matthew | Secretary | 5 Feb 2015 | 25 Nov 2016 | - | - |
| Ian David Thompson | Director | 7 Feb 2001 | 21 Oct 2003 | British | 71 years |
| James Masson Black | Director | 27 Jan 2014 | 29 Jun 2016 | British | 61 years |
| James Mcconville | Director | 7 Feb 2001 | 31 Mar 2010 | British | 69 years |
| Jane Scott Brydon | Director | 29 Jun 2009 | 7 May 2010 | British | 57 years |
| Jennifer Marion Maclean | Secretary | 18 Jun 2010 | 2 Aug 2013 | - | - |
| Juan Gomez-reino | Director | 28 Jun 2016 | 1 Oct 2020 | Spanish | 53 years |
| Kerr Luscombe | Director | 6 Apr 2010 | 25 May 2011 | British | 60 years |
| Kerr Luscombe | Director | 16 Apr 2010 | 16 Apr 2010 | British | 60 years |
| Louise Carol Mckenzie Crane | Secretary | 25 Nov 2016 | 24 Sept 2018 | - | - |
| Michael David Ross | Director | 1 Jul 1999 | 24 May 2002 | British | 79 years |
| Nathan Victor Moss | Director | 21 Nov 2005 | 8 Jan 2007 | British | 70 years |
| Newton Scott | Director | 1 Jul 1999 | 30 Jun 2002 | British | 79 years |
| Nicola Audrey Humphrey | Director | 12 Mar 2013 | 14 Sept 2015 | British | 53 years |
| Nigel Howard Passmore | Secretary | 29 Sept 1998 | 7 Aug 2000 | British | - |
| Orie Leslie Dudley Jnr | Director | 1 Jul 1999 | 30 Sept 2000 | American | 81 years |
| Paul Robert Penney | Director | 29 Jun 2009 | 31 Aug 2012 | British | 65 years |
| Richard Labassee Beaven | Director | 7 Nov 2012 | 25 Sept 2014 | English | 64 years |
| Robert William Fletcher | Director | 2 Aug 2013 | 27 Jan 2014 | British | 61 years |
| Ronald James Whatford | Director | 21 Oct 2003 | 1 Aug 2005 | British | 77 years |
| Samantha Parker | Director | 1 Jul 2010 | 15 Jun 2011 | British | 55 years |
| Sean William Lowther | Director | 28 Jun 2016 | 31 Dec 2022 | British | 65 years |
| Susan Walker Paton | Secretary | 2 Aug 2013 | 5 Feb 2015 | - | - |
| Tara Maria Theresa Foley | Director | 27 Jan 2014 | 9 Jun 2014 | Irish | 55 years |
| Tara Maria Theresa Foley | Director | 25 Sept 2015 | 28 Jun 2016 | Irish | 55 years |
| Toby Emil Strauss | Director | 23 Nov 2011 | 11 Oct 2012 | British | 66 years |
| Tracey Caroline Nicholls | Secretary | 29 Jul 2002 | 1 Jul 2009 | British | - |
| William Hill Main | Director | 29 Sept 1998 | 30 Nov 2003 | Scottish | 82 years |