| Allison Carole Chambers | Director | 29 Jul 2021 | 16 Nov 2022 | Irish | 58 years |
| Christopher Neil Bardin | Secretary | 26 Sept 2014 | 8 Sept 2015 | - | - |
| Christopher Neil Bardin | Director | 9 Aug 2012 | 8 May 2018 | British | 57 years |
| Clare Louise Lovett | Director | 12 Oct 2020 | 29 Jul 2021 | British | 56 years |
| David John Bradbury | Director | 12 Sept 2000 | 31 Aug 2010 | British | 83 years |
| Edward Richard Hulme | Director | 29 Oct 2018 | 31 Mar 2020 | British | 68 years |
| Elizabeth Frances Mcgeary | Director | 29 Oct 2018 | 30 Aug 2019 | British | 45 years |
| Fiona Marion Treadwell | Director | 12 Oct 2020 | 4 Jan 2022 | British | 59 years |
| Geoffrey Bailey | Director | 1 Nov 1992 | 12 Sept 2000 | English | 78 years |
| Gillian Mary Bardin | Director | 1 Sept 2010 | 8 May 2018 | British | 54 years |
| Glynn William Bartley | Director | 1 Nov 1992 | 8 Sept 2015 | British | 71 years |
| Ian Thomas Mattioli | Director | 8 Sept 2015 | 4 Dec 2018 | British | 64 years |
| James Edward Thompson | Director | 9 Aug 2012 | 8 Sept 2015 | British | 46 years |
| James Edward Thompson | Director | 8 Sept 2015 | 10 Jul 2019 | English | 46 years |
| Jason Peter Street | Director | 9 Aug 2012 | 8 Sept 2015 | English | 54 years |
| Jason Peter Street | Director | 8 Sept 2015 | 12 Oct 2020 | English | 54 years |
| Jeremy James Rixon | Director | 29 Jul 2021 | 31 Jul 2024 | British | 74 years |
| John Barry Patterson | Director | 31 Dec 1991 | 31 Jul 2014 | British | 79 years |
| Julie Patricia Sebastianelli | Director | 29 Jul 2021 | 9 Apr 2024 | British | 63 years |
| Karen Ann Draper | Director | 29 Oct 2018 | 30 Aug 2019 | British | 54 years |
| Keith Anthony Pressler | Director | 9 Aug 2012 | 8 Sept 2015 | English | 52 years |
| Keith Anthony Pressler | Director | 8 Sept 2015 | 12 Oct 2020 | English | 52 years |
| Lianne Emma Harrison | Director | 12 Oct 2020 | 30 Apr 2025 | British | 39 years |
| Louise Ashley Potter | Director | 9 Aug 2012 | 8 Sept 2015 | British | 51 years |
| Louise Julie Keatley | Director | 12 Oct 2020 | 29 Jul 2021 | British | 50 years |
| Mark Antony Smith | Director | 8 Sept 2015 | 22 Nov 2018 | British | 56 years |
| Mark Richard Gordon Sapstead | Director | 12 Oct 2020 | 29 Jul 2021 | British | 49 years |
| Michael Gerard Galway | Director | 29 Jul 2021 | 16 Nov 2022 | Irish | 49 years |
| Nigel Taylor | Director | 31 Dec 1991 | 26 Sept 2014 | British | 84 years |
| Nigel Taylor | Secretary | 31 Dec 1991 | 26 Sept 2014 | British | - |
| Patrick John Sanderson | Director | 12 Oct 2020 | 3 Jul 2025 | British | 59 years |
| Paul Anthony Jackson | Director | 1 Nov 1992 | 12 Sept 2000 | English | 68 years |
| Sarah Louise Joshi | Director | 12 Oct 2020 | 29 Jul 2021 | British | 46 years |
| Thomas Daniel Gough | Director | 12 Oct 2020 | 2 Jan 2023 | British | 40 years |