| Angus Michael Barry | Director | 1 Jan 2022 | 24 Apr 2023 | British | 53 years |
| Anthony William Merricks | Director | 15 Aug 1991 | 14 Jan 2002 | British | 85 years |
| Arwel Williams | Director | 1 Apr 2010 | 13 Jun 2014 | British | 62 years |
| Charles Nicholas Pollard | Director | 22 Oct 2014 | 1 Jul 2015 | British | 68 years |
| Clifford John Wren | Director | 1 Sept 2003 | 12 Oct 2007 | British | 66 years |
| Craig Mcgowan | Director | 1 Jan 2022 | 24 Apr 2023 | British | 46 years |
| David Andrew Bruce | Director | 12 Jun 2019 | 24 Apr 2023 | British | 55 years |
| Dean John Banks | Director | 8 Jun 2015 | 20 Feb 2017 | British | 55 years |
| Dean John Banks | Director | 12 Jun 2019 | 10 Feb 2021 | British | 55 years |
| Ewan Thomas Anderson | Director | 30 May 2014 | 14 Apr 2015 | British | 60 years |
| Francis Declan Finbar Tempany Mccormack | Director | 20 May 1994 | 8 Jun 1994 | Irish | 71 years |
| Gavin Russell | Director | 12 Jun 2019 | 24 Apr 2023 | British | 45 years |
| Graham Edward Wren | Director | 15 Aug 1991 | 1 Jan 2011 | British | 70 years |
| Gregory William Mutch | Secretary | 18 Mar 2013 | 30 Sept 2015 | - | - |
| James Emile De Waele | Director | 1 Sept 2003 | 12 Sept 2008 | British | 59 years |
| James Joseph Duffy | Director | 12 Jun 2019 | 17 Mar 2021 | British | 60 years |
| Jane Alison Towse | Director | 1 Apr 2010 | 18 Mar 2013 | British | 60 years |
| John Douglas Findlay | Director | 15 Aug 1991 | 1 Sept 2003 | British | 80 years |
| John Stewart Barron | Director | 18 Mar 2013 | 30 Jun 2014 | British | 69 years |
| Justin Nigel Perry | Director | 1 Sept 2003 | 20 May 2011 | British | 63 years |
| Keith William Ross | Director | 1 Apr 2010 | 18 Mar 2013 | British | 64 years |
| Kenneth James White | Director | 1 Sept 2003 | 31 Mar 2019 | English | 66 years |
| Kenneth James White | Secretary | 1 Sept 2003 | 18 Mar 2013 | English | - |
| Malcolm Osullivan | Director | 20 Mar 2013 | 31 May 2019 | British | 53 years |
| Marc Evans | Director | 1 Apr 2010 | 31 Jan 2014 | British | 59 years |
| Mark Leonard Kliner | Director | 4 Jun 2000 | 30 Jun 2003 | British | 62 years |
| Mark William Bullock | Director | 10 Feb 2021 | 24 Apr 2023 | British | 63 years |
| Martin Robert Blower | Director | 1 Jan 1997 | 12 Oct 2001 | British | 70 years |
| Matthew William Armstrong | Director | 24 Apr 2023 | 2 Jun 2025 | British | 54 years |
| Michael Colin Putnam | Director | 2 Nov 1994 | 24 Nov 1995 | British | 66 years |
| Michael John Colin Milton | Director | 20 May 1994 | 9 Jun 1994 | British | 87 years |
| Michael John Colin Milton | Secretary | 15 Aug 1991 | 3 Feb 1992 | British | - |
| Michael John Colin Milton | Secretary | 21 Mar 1997 | 18 Aug 1997 | British | - |
| Michael Kane Dallas | Director | 17 Mar 2021 | 24 Apr 2023 | New Zealander | 45 years |
| Nigel Craig Roberts | Director | 14 Jun 2017 | 13 Jun 2019 | British | 61 years |
| Patrick Joseph Lynch | Director | 15 Aug 1991 | 27 May 1993 | British | 97 years |
| Paul Christian Springford | Director | 1 Aug 1992 | 4 Sept 2003 | British | 68 years |
| Paul Edward Cochiese Ferguson | Secretary | 1 Jan 1995 | 21 Mar 1997 | British | - |
| Paul Woodfield | Director | 1 Apr 2010 | 1 Jan 2011 | British | 68 years |
| Peter John Steckelmacher | Director | 15 Aug 1991 | 1 Apr 1998 | British | 78 years |
| Peter John Steckelmacher | Secretary | 3 Feb 1992 | 1 Jan 1995 | British | - |
| Peter Russell Hunter | Director | 15 Aug 1991 | 1 Aug 1998 | British | 91 years |
| Peter Stanley Webb | Director | 1 May 1996 | 26 Nov 1999 | British | 79 years |
| Philip Hugh Morris | Secretary | 18 Aug 1997 | 1 May 1998 | British | - |
| Philip Michael Wright | Director | 12 Jun 2019 | 31 Mar 2022 | British | 68 years |
| Philip Michael Wright | Secretary | 1 May 1998 | 1 Sept 2003 | British | - |
| Robert Clark | Director | 18 Mar 2013 | 29 Aug 2014 | British | 69 years |
| Robin Nelson Abraham | Director | 15 Aug 1991 | 31 Oct 1992 | British | 77 years |
| Simon Charles Kirkpatrick | Director | 14 Apr 2015 | 14 Jun 2019 | British | 48 years |
| Stephen John Helliwell | Director | 12 Jun 2019 | 24 Apr 2023 | British | 61 years |
| Stephen John Tarr | Director | 18 Mar 2013 | 13 Jun 2019 | British | 67 years |
| Tony Dixon | Director | 1 May 2011 | 18 Mar 2013 | British | 61 years |
| Vivian Michael Troughton | Director | 1 Aug 1998 | 29 Mar 2010 | British | 75 years |