| Algbank Nominees Limited | Corporate Director | 18 Jul 1991 | 1 Jul 1993 | United Kingdom | - |
| Algbank Nominees Limited | Corporate Director | 2 Nov 1998 | 31 Dec 2001 | United Kingdom | - |
| Algbank Nominees Limited | Corporate Secretary | 18 Jul 1991 | 1 Jul 1993 | United Kingdom | - |
| Andrew Parsons | Director | 18 Jul 1991 | 31 Oct 1991 | British | 73 years |
| Anthony Thomas Purchase | Director | 18 Jul 1991 | 30 Sept 1991 | British | 88 years |
| Blydenstein Trustees Limited | Corporate Director | 18 Jul 1991 | 1 Jul 1993 | - | - |
| Carel Nicolaas Van Der Spek | Director | 2 Sept 1991 | 17 Dec 1993 | Dutch | 78 years |
| Charles Vincent Reilly | Director | 18 Jul 1991 | 31 Jul 1991 | British | 87 years |
| Colin Malcolm Macdonald | Director | 1 Sept 1999 | 31 Dec 2001 | British | 63 years |
| David John Gregory | Director | 12 Jun 2006 | 31 Dec 2006 | British | 71 years |
| Douglas Anderson Scott | Secretary | 1 Jul 1993 | 7 Apr 2003 | British | - |
| Gary Kevin Dolman | Director | 31 Dec 2001 | 13 Sept 2004 | British | 64 years |
| Ian Measor | Director | 1 Jul 1993 | 1 Sept 1999 | British | 72 years |
| Katherine Liza Antoinetta Fernandes | Secretary | 31 Dec 2001 | 31 Aug 2014 | British | - |
| Keith Anthony Bullen | Director | 13 Sept 2004 | 13 Jun 2006 | British | 73 years |
| Paul Rory Gilliland | Director | 18 Jul 1991 | 31 Dec 1991 | British | 74 years |
| Robert Stephen Cunningham | Director | 31 Dec 2001 | 6 Jun 2008 | British | 64 years |
| Robert William Lyons | Director | 1 Jul 1993 | 30 Jan 1995 | American | 78 years |
| Rudolf Anton Krechting | Director | 18 Jul 1991 | 13 Feb 1992 | British | 82 years |
| Simon John Mould | Director | 1 Mar 2007 | 30 Jan 2015 | British | 66 years |