| Bny Mellon Corporate Directors Limited | Corporate Director | 7 Jun 2013 | 4 Sept 2015 | United Kingdom | - |
| Bny Mellon Directorate Services Limited | Corporate Director | 7 Jun 2013 | 4 Sept 2015 | United Kingdom | - |
| Clifford John Morris | Director | 1 Jun 2007 | 16 Dec 2007 | British | 75 years |
| Evelyn Akadiri | Secretary | 29 Jan 2008 | 18 Dec 2018 | British | - |
| John Meikle Johnston | Director | 6 Feb 2009 | 31 Mar 2017 | British | 66 years |
| John William Jack | Director | 7 Aug 2013 | 31 Mar 2017 | British | 60 years |
| Maria Semedalas | Director | 31 Mar 2017 | 31 Mar 2021 | American | 65 years |
| Nicola Jo Clargo | Secretary | 14 Jan 2019 | 28 May 2021 | - | - |
| Shelfco Holdings Ltd | Corporate Director | 22 Nov 2000 | 7 Aug 2013 | - | - |
| Shelfco Holdings Ltd | Corporate Secretary | 22 Nov 2000 | 7 Aug 2013 | - | - |
| Shelfco Ltd | Corporate Director | 22 Nov 2000 | 7 Aug 2013 | United Kingdom | - |
| Sophia Aletta Jackman | Director | 6 Aug 2021 | 31 Oct 2024 | British,south African | 61 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 22 Nov 2000 | 22 Nov 2000 | United Kingdom | - |