| Alistair David Rowe | Director | 3 Oct 2011 | 24 Mar 2017 | British | 78 years |
| Barry Robert John Mccallion | Director | 20 Nov 2006 | 7 Dec 2009 | British | 68 years |
| Barry Robert John Mccallion | Director | 23 Mar 2017 | 8 Oct 2019 | British | 68 years |
| Barry Robinson | Director | 1 Sept 1991 | 29 Oct 1994 | British | 85 years |
| Charles Lerschai Tharnthong | Director | 24 May 1995 | 15 Aug 2011 | British | 71 years |
| Christopher William May | Director | 19 Nov 2020 | 11 Sept 2024 | British | 56 years |
| Dudley Malcolm Flintoff | Director | 24 May 1995 | 19 Aug 2015 | British | 80 years |
| Ian Keith Edward Bamford | Director | 1 Sept 1991 | 19 Mar 1994 | British | 76 years |
| Julie Annette Edwards | Director | 26 Sept 1996 | 11 Sept 1998 | British | 88 years |
| Karen Johnson | Director | 15 Nov 2005 | 3 Oct 2011 | British | 73 years |
| Keith Edward Calvert | Director | 1 Sept 1991 | 25 Feb 1992 | British | 88 years |
| Keith Edward Calvert | Director | 24 May 1995 | 14 Oct 1997 | British | 88 years |
| Kevin James Jennings Moseley | Director | 24 May 1995 | 15 May 2003 | British | 76 years |
| Mark Stuart Noble | Director | 7 Oct 2023 | 27 Aug 2024 | British | 61 years |
| Michael Robert Bull | Director | 25 Feb 1992 | 26 Sept 1996 | British | 77 years |
| Peter Charles Alford | Director | 1 Sept 1991 | 23 May 1995 | British | 84 years |
| Peter John Clarke | Director | 26 Sept 1996 | 27 Oct 2006 | British | 64 years |
| Peter John Clarke | Secretary | 24 May 1995 | 27 Oct 2006 | British | - |
| Philip James Marsden | Secretary | 1 Sept 1991 | 26 Sept 1996 | British | - |
| Richard Leonard Fridlington Dickinson | Director | 20 Nov 2006 | 31 Mar 2017 | British | 76 years |
| Richard Leonard Fridlington Dickinson | Secretary | 20 Nov 2006 | 31 Mar 2017 | British | - |
| Stephanie Elizabeth Rodgers | Secretary | 31 Mar 2017 | 29 Jun 2022 | - | - |
| Stephanie Elizabeth Rodgers | Director | 4 Oct 2000 | 29 Oct 2014 | British | 67 years |
| Stephanie Elizabeth Rodgers | Director | 23 Mar 2017 | 22 Jun 2022 | British | 67 years |
| Steven Rodgers | Director | 3 Oct 2011 | 29 Oct 2014 | British | 69 years |
| Susan Ann Prouten | Director | 23 Mar 2017 | 1 Aug 2019 | British | 74 years |