| Alasdair David Evans | Director | 16 Jun 2005 | 20 Sept 2010 | British | 65 years |
| Alex James Turner | Director | 1 Jun 2006 | 8 Sept 2009 | British | 54 years |
| Andrew Barlow | Director | 29 Apr 2010 | 9 Nov 2011 | British | 54 years |
| Andrew David Dewhirst | Director | 16 Jun 2005 | 6 Jan 2006 | British | 66 years |
| Christine Milne | Director | 30 Jan 2015 | 23 Oct 2015 | British | 54 years |
| Christopher Raymond Andrew Darroch | Director | 18 Apr 2011 | 5 May 2023 | British | 60 years |
| David Leonard Grose | Director | 23 Oct 2015 | 31 Jan 2018 | British | 50 years |
| Douglas Philip Bradford | Director | 16 Jun 2005 | 1 Jun 2006 | British | 72 years |
| Emily Clare Bird | Director | 17 Nov 2023 | 22 May 2025 | British | 45 years |
| James Anthony Dipple | Director | 1 Jun 2010 | 31 Mar 2022 | British | 70 years |
| Jonathan Henry Cheshire Walsh | Director | 1 Jun 2010 | 29 Sept 2014 | British | 57 years |
| Keith Michael Bugden | Director | 16 Jun 2005 | 30 Oct 2009 | British | 68 years |
| Kirsty Ann-marie Wilman | Director | 16 Feb 2018 | 31 May 2024 | British | 46 years |
| Nicholas John Randall | Director | 1 Apr 2016 | 23 Mar 2022 | British | 67 years |
| Rachel Page | Director | 14 May 2008 | 30 Apr 2015 | British | 60 years |
| Richard Armand De Blaby | Director | 14 May 2008 | 1 Apr 2014 | British | 66 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 16 Jun 2005 | 16 Jun 2005 | - | - |
| Timothy William John Turnbull | Director | 1 Jun 2006 | 31 Mar 2011 | British | 56 years |