| Alexander Classen | Director | 8 Feb 2013 | 10 Jun 2015 | Swiss | 63 years |
| Ali Hassan Hammad | Director | 10 Jun 2015 | 30 Jan 2019 | British | 67 years |
| Alison Rose | Director | 10 Jun 2015 | 26 Jul 2023 | British | 56 years |
| Andrew Paul Sumner | Director | 29 Jan 2014 | 8 Mar 2015 | British | 52 years |
| Camilla Stowell | Director | 19 Sept 2016 | 18 Nov 2022 | British | 52 years |
| Christopher Geidt | Director | 1 Dec 2013 | 1 Dec 2019 | British | 64 years |
| Fiona Mary Mackay | Secretary | 12 Sept 2016 | 1 Nov 2018 | - | - |
| Francesca Barnes | Director | 11 Jul 2019 | 2 Jul 2022 | British | 67 years |
| Ho Shan Mary Shirley Tang | Director | 1 Jul 2013 | 10 Jun 2015 | H.k Chinese | 57 years |
| Ian Maxwell Ewart | Director | 8 Feb 2013 | 17 Nov 2015 | Swiss | 64 years |
| Lenka Setkova | Director | 1 Nov 2017 | 4 Jul 2019 | British | 52 years |
| Leslie Diane Gent | Director | 1 Jul 2013 | 28 Jun 2019 | British | 59 years |
| Linda Hamilton Urquhart | Director | 2 Jul 2022 | 18 Jul 2025 | British | 66 years |
| Linda Yi-chuang Yueh | Director | 15 May 2014 | 15 May 2023 | British | 54 years |
| Mark Elliott | Secretary | 19 Mar 2021 | 31 Mar 2023 | - | - |
| Michael John Morley | Director | 1 Jul 2013 | 10 Jul 2017 | British | 68 years |
| Nicholas Rory Tapner | Director | 8 Feb 2013 | 30 Aug 2016 | British | 66 years |
| Peter Gordon Flavel | Director | 19 Sept 2016 | 27 Jul 2023 | Australian | 65 years |
| Philip John Remnant | Director | 18 Nov 2022 | 30 Sept 2025 | British | 71 years |
| Ralph Antoine Ricks | Secretary | 1 Nov 2018 | 19 Mar 2021 | - | - |
| Rbs Secretarial Services Limited | Corporate Secretary | 8 Feb 2013 | 1 Jul 2013 | United Kingdom | - |
| Sally Anne Doyle | Secretary | 1 Jul 2013 | 12 Sept 2016 | - | - |
| Shivaashish Gupta | Director | 1 Jul 2013 | 10 Jun 2015 | Indian | 51 years |
| Thomas Jolyon Kenrick | Director | 10 Jun 2015 | 1 Mar 2021 | British | 50 years |
| William Arthur Waldegrave | Director | 26 Sept 2013 | 1 Jan 2023 | British | 79 years |