| Andrew Michael John Chamberlain | Director | 31 Jan 1999 | 21 Sept 2014 | British | 63 years |
| David John Tully | Director | 10 Jan 1997 | 31 Jan 1999 | British | 84 years |
| David Mark Jones | Director | 10 Jan 1997 | 30 Apr 2015 | British | 72 years |
| Edward Matthew Scott Baker | Secretary | 10 Jan 1997 | 16 Oct 2002 | British | - |
| John Gerard Joyce | Director | 20 May 2016 | 30 Apr 2024 | British | 63 years |
| Mark Anton Chidley | Director | 10 Jan 1997 | 22 Mar 2002 | British | 71 years |
| Mary Anne Fermoy | Secretary | 29 Jan 2009 | 9 Dec 2011 | British | - |
| Matthew Flinton | Director | 22 Jul 2003 | 30 Nov 2006 | British | 60 years |
| Michael Adrian Reevey | Director | 10 Jan 1997 | 30 Apr 2016 | British | 69 years |
| Michael Lowry | Director | 22 Jul 2003 | 10 Nov 2021 | British | 56 years |
| Michael Paul Harris | Secretary | 16 Oct 2002 | 29 Jan 2009 | British | - |
| Richard Neil Frederick Lee | Director | 10 Jan 1997 | 10 Nov 2021 | British | 67 years |
| Sovshelfco (formations) Limited | Corporate Nominee Director | 4 Oct 1996 | 10 Jan 1997 | United Kingdom | - |
| Sovshelfco (secretarial) Limited | Corporate Nominee Secretary | 4 Oct 1996 | 10 Jan 1997 | United Kingdom | - |
| Trevor Keith Johnston | Director | 10 Jan 1997 | 25 Apr 2017 | British | 74 years |