| Adam Christopher Quirk | Director | 11 May 2005 | 22 May 2007 | British | 49 years |
| Alison Clarke | Director | 23 May 2010 | 3 Jun 2016 | British | 53 years |
| Anju Parvathy | Secretary | 26 Oct 2021 | 20 Jun 2022 | - | - |
| Anthony Dunn | Director | 31 Jul 2001 | 31 Jan 2012 | British | 70 years |
| Anthony Dunn | Secretary | 31 Jul 2001 | 31 Jan 2012 | British | - |
| Bohden Duna | Director | 15 Jan 2008 | 27 Feb 2008 | Slovak | 49 years |
| Bozhena Antoniou | Director | 15 Apr 2014 | 15 Apr 2014 | British | 46 years |
| Clifford Webb | Director | 3 Jul 2001 | 6 Sept 2018 | British | 74 years |
| Colleen Smith | Director | 3 Apr 2012 | 26 Sept 2013 | British | 45 years |
| Craig Higgins | Director | 1 Dec 2014 | 16 Sept 2015 | British | 56 years |
| Daniel Morrison | Director | 1 Dec 2006 | 15 Apr 2008 | British | 66 years |
| Daniel Stewart Morrison | Director | 8 Feb 2001 | 9 Aug 2004 | British | 66 years |
| David Hogg | Director | 1 Dec 2021 | 28 Mar 2022 | British | 34 years |
| David Jackson | Director | 10 Jan 2011 | 6 Feb 2012 | British | 42 years |
| David Wall | Director | 18 Jan 2005 | 28 Feb 2006 | British | 49 years |
| Diane Kelly | Director | 13 Sept 2005 | 31 Aug 2006 | British | 54 years |
| Donna Watson | Director | 12 Sept 2011 | 1 Dec 2014 | British | 40 years |
| Dwayne Antonio Brathwaite | Director | 29 May 2014 | 12 May 2016 | British | 43 years |
| Elizabeth Vallance | Director | 20 Jul 2000 | 31 Jul 2001 | British | 56 years |
| Federica Martiner | Director | 20 Apr 2012 | 3 Jun 2016 | Colombian | 54 years |
| Federica Martinez | Director | 20 Apr 2012 | 29 Jan 2013 | Colombian | 54 years |
| George Saunders | Director | 9 Aug 2004 | 16 Jan 2008 | British | 54 years |
| Ian Campbell | Director | 4 Jun 2003 | 20 May 2004 | British | 49 years |
| Jacqueline Marie Cunningham | Director | 15 Oct 2007 | 30 Apr 2008 | British | 58 years |
| James Anthony Neale | Director | 6 Jun 2016 | 10 Nov 2016 | British | 38 years |
| James Arawo | Director | 10 Nov 2016 | 1 Jun 2020 | British | 59 years |
| Janine Forte Rees | Director | 24 Oct 2022 | 6 Feb 2025 | British | 45 years |
| Jason David Mcshane-chapman | Director | 22 May 2012 | 24 Jan 2014 | British | 45 years |
| Jeanette Finn-jones | Director | 23 Dec 2016 | 1 Mar 2024 | British | 63 years |
| Jeanette Sandra Snook | Director | 3 Jul 2001 | 2 Jun 2003 | British | 62 years |
| Jeanette Sandra Snook | Director | 16 Oct 2007 | 30 Aug 2009 | British | 62 years |
| Jennifer Dwyer | Director | 27 Jun 2006 | 1 Sept 2007 | British | 52 years |
| Joanne Hill | Director | 9 Aug 2004 | 29 Nov 2004 | British | 56 years |
| Julie Bernadette Saunders | Director | 28 Jan 2008 | 25 Jan 2011 | British | 55 years |
| Kathleen Adoum | Director | 22 May 2007 | 30 May 2008 | British | 62 years |
| Kerry Ann Tearle | Director | 6 Feb 2012 | 24 Jan 2014 | British | 48 years |
| Laurie Taylor | Secretary | 12 May 2015 | 26 Oct 2021 | - | - |
| Laurie Taylor | Director | 12 May 2015 | 26 Oct 2021 | British | 63 years |
| Leon David Boros | Director | 4 Jun 2003 | 23 May 2007 | British | 64 years |
| Leonie Kim Kent | Director | 6 Mar 2001 | 4 Jun 2003 | British | 60 years |
| Louis Anthony Guy Grant | Director | 7 May 2002 | 4 Jun 2003 | British | 73 years |
| Marie Morley | Director | 4 Mar 2008 | 4 Mar 2008 | British | 61 years |
| Mario Azzoni | Director | 28 Feb 2002 | 20 Apr 2005 | British | 59 years |
| Mark Cookson | Director | 26 Oct 2021 | 8 Mar 2024 | British | 49 years |
| Mark Haynes | Director | 1 Jun 2006 | 1 Oct 2007 | British | 58 years |
| Matthew Beaumont | Director | 8 Apr 2003 | 9 Aug 2004 | British | 56 years |
| Max Richard Scarff | Director | 19 Jun 2001 | 28 Feb 2002 | British | 56 years |
| Mel Ashcroft | Director | 13 Feb 2006 | 15 Mar 2010 | British | 52 years |
| Michael Antonio Green | Director | 3 Jul 2001 | 31 Mar 2002 | British | 57 years |
| Michael Frawley | Director | 9 Jun 2009 | 15 Mar 2012 | British | 53 years |
| Michael Keith Winters | Director | 22 May 2007 | 23 Aug 2012 | British | 51 years |
| Michael Stevens | Director | 20 Jul 2000 | 31 Jul 2001 | British | 81 years |
| Michael Stevens | Secretary | 20 Jul 2000 | 31 Jul 2001 | British | - |
| Michael Thomas | Director | 9 Aug 2004 | 30 Nov 2006 | British | 54 years |
| Michelle Moffitt | Director | 5 Sept 2006 | 1 Jul 2011 | New Zealand | 48 years |
| Natasha House | Director | 16 Sept 2015 | 1 Feb 2020 | British | 50 years |
| Neil Townsend | Director | 23 Sept 2009 | 1 Jul 2011 | British | 45 years |
| Paul Daniel Grimshaw | Director | 19 Jul 2010 | 1 Jul 2013 | British | 49 years |
| Paul King | Director | 24 Feb 2004 | 9 Aug 2004 | British | 51 years |
| Philip Thompson | Director | 1 Jun 2009 | 21 Jan 2011 | British | 45 years |
| Rachel Louise Evenden | Director | 9 Jan 2011 | 22 May 2012 | British | 46 years |
| Rajan Guru | Director | 6 Jun 2016 | 28 Mar 2022 | Indian | 49 years |
| Rich Kerr | Director | 20 May 2008 | 25 Jan 2011 | British | 51 years |
| Rosie Claire Barker | Director | 22 May 2012 | 11 Sept 2012 | British | 46 years |
| Russell Spencer | Director | 9 Jun 2009 | 25 Jan 2011 | British | 51 years |
| Samantha Davidson | Director | 4 Jun 2003 | 31 May 2006 | British | 57 years |
| Sarah Catherine Higgins | Director | 6 Dec 2011 | 8 Aug 2016 | British | 49 years |
| Sarah Hawkes | Director | 17 Jan 2001 | 15 May 2001 | British | 54 years |
| Sean Hosey | Director | 21 Jul 2010 | 27 Jan 2011 | British | 42 years |
| Shelley Anne Poppard | Secretary | 11 Sept 2012 | 12 May 2015 | British | - |
| Shelley Peppard | Director | 18 Sept 2012 | 12 May 2015 | British | 59 years |
| Stephen Phelps | Director | 19 Jun 2001 | 22 Sept 2002 | British | 56 years |
| Stuart Selig Selwyn | Director | 6 Mar 2001 | 4 Jun 2003 | British | 80 years |
| Suganthi Gunase Garam | Director | 3 Sept 2002 | 21 Apr 2005 | British | 49 years |
| Suki Dosanjh | Director | 15 Mar 2008 | 24 Jan 2014 | Asian | 60 years |
| Tracey Leigh Curren | Director | 9 Jul 2002 | 31 Aug 2006 | British | 60 years |