| Andrew Paul Hodges | Director | 13 May 2019 | 23 Aug 2019 | British | 56 years |
| Carol Ann Alexander | Director | 23 Jul 2009 | 8 Apr 2010 | British | 76 years |
| Catherine Anne A'bear | Director | 23 Jul 2009 | 8 Apr 2010 | British | 65 years |
| Catherine Trevorrow | Secretary | 4 Mar 2019 | 13 Sept 2019 | - | - |
| David George Phipps | Director | 28 Jul 2015 | 30 Apr 2019 | British | 56 years |
| Elaine Frances O'brien | Director | 18 Sept 1995 | 13 Nov 1998 | British | 69 years |
| Frederick James Mccrindle | Director | 24 Nov 2011 | 15 Apr 2015 | British | 77 years |
| Ian Edward Lorimer Harris | Director | 12 Jul 1991 | 31 Jul 1999 | British | 94 years |
| Jacqueline Maria Oughton | Director | 18 Jul 2019 | 29 Sept 2022 | British | 62 years |
| Jean Shirley Loveday | Secretary | 9 Sept 1998 | 18 Nov 1998 | British | - |
| John Fisher Woods | Director | 9 Jun 1994 | 9 Sept 1998 | British | 88 years |
| John Fisher Woods | Secretary | 12 Jul 1991 | 9 Sept 1998 | British | - |
| John Hamish Orr-ewing | Director | 12 Jul 1991 | 9 Jun 1994 | British | 102 years |
| John Roger Bradbeer | Director | 12 Jul 1991 | 9 Jun 1994 | British | 96 years |
| Jude William Thomas Sheeran | Director | 28 Jul 2015 | 30 Jun 2016 | British | 52 years |
| Laurence James Packer | Director | 9 Jun 1994 | 26 Jul 1997 | British | 83 years |
| Mark Woodward | Secretary | 29 Sept 2005 | 30 Jan 2014 | British | - |
| Michael Philip Beaven | Director | 18 Nov 1998 | 29 Sept 2005 | British | 71 years |
| Michael Philip Beaven | Secretary | 18 Nov 1998 | 29 Sept 2005 | British | - |
| Nicholas Charles Mason | Director | 8 Apr 2010 | 20 Apr 2010 | British | 72 years |
| Nicholas Oliver Charles Carey | Secretary | 28 Jan 2014 | 4 Mar 2019 | British | - |
| Nicholas Oliver Charles Carey | Director | 3 Sept 2018 | 5 Jul 2019 | British | 40 years |
| Philip Edwards | Director | 1 May 1999 | 12 Feb 2009 | British | 85 years |
| Philip Martin Hollins | Director | 24 Jul 2013 | 28 Jul 2015 | British | 79 years |
| Rhys Ioan Thomas Gardner | Director | 19 Apr 2010 | 3 Sept 2013 | British | 59 years |
| Richard William Clifton | Director | 18 Jul 2019 | 4 Jun 2021 | British | 56 years |
| Roy Langley O'shaughnessy | Director | 28 Jul 2015 | 31 Aug 2018 | British | 71 years |
| Sally Burton | Director | 8 Apr 2010 | 30 Sept 2011 | British | 66 years |
| Stephen Noel King | Director | 4 Jun 2021 | 28 Jul 2023 | British | 62 years |
| Stephen Noel King | Secretary | 29 Oct 2019 | 26 Jan 2021 | - | - |
| Timothy Cooper | Director | 12 Feb 2009 | 23 Jul 2009 | British | 65 years |
| Timothy Vernon Francis Pape | Director | 12 Jul 1991 | 18 Jul 1996 | British | 87 years |
| Timothy Vernon Francis Pape | Director | 26 Jul 1997 | 23 Jul 2009 | British | 87 years |