| Andrew David Cowan | Director | 6 Oct 2010 | 9 Nov 2010 | British | 59 years |
| Andrew Mclean Dowds | Director | 31 Oct 2002 | 28 Feb 2003 | British | 65 years |
| Arthur Vincent Ferry | Director | 14 Apr 1998 | 2 Jul 1999 | British | 74 years |
| Christopher John Brook | Director | 9 Jul 2003 | 9 Apr 2008 | British | 66 years |
| Colin Philip Maloney | Director | 19 Aug 2008 | 18 May 2009 | British | 67 years |
| David Fulton Gilmour | Director | 19 Feb 2013 | 26 Nov 2021 | British | 62 years |
| David John Kilgour | Director | 4 Jan 2005 | 9 Apr 2008 | British | 64 years |
| David Leonard Fuller | Director | 9 Apr 2008 | 19 Aug 2008 | British | 65 years |
| Drusilla Charlotte Jane Rowe | Nominee Director | 17 Mar 1998 | 14 Apr 1998 | British | 64 years |
| Duncan John Lucas Bates | Director | 1 Nov 2010 | 1 Nov 2010 | British | 67 years |
| Duncan John Lucas Bates | Director | 9 Nov 2010 | 23 Dec 2010 | British | 67 years |
| Eleanor Jane Zuercher | Nominee Director | 17 Mar 1998 | 14 Apr 1998 | British | 62 years |
| Gordon Arthur Ivan Waters | Director | 2 Jul 1999 | 31 Oct 2002 | British | 78 years |
| Gordon Arthur Ivan Waters | Director | 28 Feb 2003 | 4 Jan 2005 | British | 78 years |
| Gordon Joseph Martin Tregaskis | Director | 14 Apr 1998 | 31 Oct 2002 | British | 70 years |
| Gordon Ross Clark | Director | 16 Aug 2019 | 31 Mar 2023 | British | 62 years |
| Graham Robinson Keegan | Director | 18 May 2009 | 31 Oct 2010 | British | 67 years |
| Ian John Alexander Plenderleith | Director | 9 Apr 2008 | 18 May 2009 | British | 62 years |
| James Miller Perrie | Director | 18 May 2009 | 8 Oct 2010 | British | 63 years |
| John Wrinn | Director | 26 Nov 2021 | 30 Jan 2023 | British | 63 years |
| Leslie Anthony Bell | Director | 31 Oct 2002 | 2 Apr 2007 | British | 75 years |
| Leslie Anthony Bell | Director | 18 May 2009 | 31 Mar 2010 | British | 75 years |
| Malcolm Richard Saunders | Director | 1 Nov 2010 | 1 Nov 2010 | British | 67 years |
| Malcolm Richard Saunders | Director | 1 Nov 2010 | 1 Nov 2010 | British | 67 years |
| Malcolm Richard Saunders | Director | 9 Nov 2010 | 5 May 2015 | British | 67 years |
| Matthew Reginald Wright | Director | 2 Apr 2007 | 19 Jun 2007 | British | 60 years |
| Michael John Edwards | Director | 19 Aug 2008 | 18 May 2009 | British | 70 years |
| Nicholas Charles David Craig | Secretary | 1 Nov 2010 | 1 Nov 2010 | - | - |
| Nicholas Charles David Craig | Secretary | 9 Nov 2010 | 13 Feb 2013 | - | - |
| Nigel John Paterson | Director | 5 May 2015 | 16 Aug 2019 | British | 68 years |
| Nigel Wythen Middleton | Director | 23 Dec 2010 | 19 Feb 2013 | British | 69 years |
| Peter Norman Applewhite | Secretary | 14 Apr 1998 | 30 Sept 2001 | British | - |
| Trusec Limited | Corporate Nominee Secretary | 17 Mar 1998 | 14 Apr 1998 | United Kingdom | - |
| Uu Directorate Limited | Corporate Director | 27 Oct 2010 | 9 Nov 2010 | United Kingdom | - |
| Uu Secretariat Limited | Corporate Secretary | 30 Sept 2001 | 9 Nov 2010 | United Kingdom | - |