| Alastair John Michie | Director | 29 Jan 1999 | 18 Oct 2001 | British | 77 years |
| Combined Nominees Limited | Corporate Nominee Director | 11 Jan 1999 | 29 Jan 1999 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Director | 11 Jan 1999 | 29 Jan 1999 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Secretary | 11 Jan 1999 | 29 Jan 1999 | United Kingdom | - |
| David Jarvis | Secretary | 31 Jul 2000 | 1 Jul 2002 | British | - |
| Deborah Ann Saunders | Director | 18 Oct 2001 | 6 Jan 2010 | Other | 65 years |
| Helen Louise Williams | Director | 13 Nov 2015 | 24 Apr 2017 | British | 57 years |
| Helen Suzanne Rodgers | Director | 29 Jan 1999 | 11 Oct 2001 | British | 61 years |
| Karen Kristina Parker | Secretary | 29 Jan 1999 | 31 Jul 2000 | British | - |
| Karen Mary Portsmouth | Secretary | 1 Jul 2002 | 31 Dec 2009 | British | - |
| Marc-john Boston | Director | 17 Jun 2010 | 6 Dec 2016 | British | 53 years |
| Michael Roger Hatcher | Director | 29 Jan 1999 | 14 Feb 2010 | British | 66 years |
| Richard Horner | Director | 6 Dec 2016 | 21 Jan 2021 | British | 56 years |
| Sarah Barford Wilks | Director | 29 Jan 1999 | 27 Jun 2002 | British | 59 years |
| Sharon Noelle Slattery | Director | 18 Oct 2001 | 13 Nov 2015 | Irish | 59 years |