| Alun Williams | Director | 3 Apr 2018 | 2 May 2019 | British | 68 years |
| James Hugh Charteris Mallinson | Director | 30 Jun 2023 | 3 Dec 2024 | British | 65 years |
| Jim Graham | Director | 29 Nov 2022 | 3 Jul 2024 | British | 59 years |
| Martin Guy Fiennes | Director | 25 Sept 2015 | 29 Nov 2022 | British | 65 years |
| Parkwalk Advisors Ltd | Corporate Director | 2 May 2019 | 3 Dec 2024 | United Kingdom | - |
| Patrick Hugh Alexander Arbuthnot | Director | 13 Jan 2017 | 18 Feb 2019 | British | 72 years |
| Raymond Douglas Hansen Luke | Director | 12 Apr 2017 | 15 Sept 2017 | British | 56 years |
| Simon St George Hombersley | Director | 6 May 2015 | 26 Oct 2017 | British | 54 years |
| Stephen Paul Churchhouse | Director | 20 Nov 2018 | 20 Jan 2023 | British | 64 years |
| Thomas Povey | Director | 25 Sept 2015 | 24 Sept 2020 | British | 49 years |