| Alison Wyllie | Secretary | 5 Apr 2011 | 12 Jan 2018 | British | - |
| Christopher John Huxtable | Director | 20 Apr 2015 | 31 Jul 2020 | British | 61 years |
| Christopher Paul Gill | Director | 18 Nov 2010 | 8 Jan 2024 | British | 68 years |
| Emily Mendes | Secretary | 12 Jan 2018 | 22 Sept 2025 | - | - |
| Harry Edward Charles Seekings | Director | 25 Aug 2020 | 25 May 2022 | British | 52 years |
| Helen Price | Director | 11 May 2023 | 17 Sept 2024 | British | 43 years |
| Keith William Pickard | Director | 13 Sept 2021 | 31 Mar 2023 | British | 57 years |
| Richard Martin Goulder | Director | 10 Aug 2011 | 8 Jul 2024 | British | 54 years |
| Sharon Diana Mandy Kerridge | Director | 3 Aug 2011 | 31 Dec 2016 | British | 58 years |
| Werner Marc Friedrich Von Guionneau | Director | 18 Nov 2010 | 1 Jul 2023 | German, | 68 years |
