| Alan James Robinson | Director | 5 Jun 2019 | 11 Mar 2022 | British | 46 years |
| Andrew George Tansley | Director | 14 Nov 2024 | 19 Nov 2024 | British | 42 years |
| Andrew John Merricks | Secretary | 7 Mar 2011 | 23 Jan 2012 | - | - |
| Christine Channon | Director | 7 Jun 2013 | 6 Jul 2015 | British | 84 years |
| Daniel Christopher Vanstone | Director | 6 Feb 2020 | 14 Nov 2024 | British | 45 years |
| Dean Thorvald Wetteland | Director | 1 Jul 2011 | 6 Feb 2020 | British | 50 years |
| Deborah Haffenden | Director | 14 Jul 2022 | 13 Oct 2025 | British | 46 years |
| Deborah Katherine Anne Sellis | Director | 1 Jun 2011 | 14 Jul 2022 | British | 67 years |
| Edgar John Berry | Director | 1 Jun 2011 | 7 Jun 2013 | British | 85 years |
| Francis Jeremy Brook | Director | 22 Jul 2022 | 4 May 2025 | British | 68 years |
| George John Gribble | Director | 6 Jul 2015 | 14 Jul 2022 | British | 87 years |
| Hilary Louise Jones | Secretary | 23 Jan 2012 | 7 Jan 2019 | British | - |
| Justin Frederick Lloyd Charles Galliford | Director | 6 Feb 2020 | 6 Mar 2023 | British | 48 years |
| Martin Christopher Hopkins | Director | 3 Nov 2016 | 25 Jan 2017 | British | 62 years |
| Neil Robert Carle | Director | 6 Mar 2023 | 12 Feb 2025 | English | 59 years |
| Nicholas Paul Maddox | Director | 23 Jul 2018 | 6 Feb 2020 | British | 60 years |
| Patricia Fuller | Director | 10 Apr 2017 | 5 Jun 2019 | British | 74 years |
| Peter Michael Hawes | Director | 7 Mar 2011 | 3 Nov 2016 | British | 76 years |
| Raymond Frank Beale | Director | 1 Sept 2011 | 1 Apr 2014 | British | 77 years |
