| Amy Nauiokas | Director | 31 Aug 2006 | 6 May 2008 | American | 53 years |
| Anthony Francis Williams | Secretary | 23 Aug 1995 | 26 Jul 1996 | British | - |
| Barclays Directors Limited | Corporate Director | 17 Dec 1992 | 27 Jul 1999 | United Kingdom | - |
| Barclays Group Holdings Limited | Corporate Director | 17 Dec 1992 | 27 Jul 1999 | United Kingdom | - |
| Barcosec Limited | Corporate Director | 27 Jul 1999 | 23 Jan 2003 | United Kingdom | - |
| Barometers Limited | Corporate Director | 27 Jul 1999 | 23 Jan 2003 | United Kingdom | - |
| David Mclean Currie | Director | 13 Sept 2010 | 15 May 2013 | British | 54 years |
| Donald William Sherret Reid | Director | 23 Jan 2003 | 12 Dec 2006 | British | 66 years |
| Fiona Helen Elbourne | Director | 13 Sept 2010 | 13 Jun 2011 | British | 64 years |
| Francesco Ceccato | Director | 19 Dec 2017 | 16 Aug 2018 | Italian | 55 years |
| Francis Harwood Banks | Director | 5 Nov 2019 | 6 May 2021 | British | 47 years |
| John Michael David Atterbury | Secretary | 17 Dec 1992 | 23 Aug 1995 | British | - |
| Manish Temani | Director | 12 May 2021 | 29 Jul 2022 | Indian | 40 years |
| Paul Howard Burd | Director | 11 Oct 2011 | 22 Jun 2016 | British | 64 years |
| Peter Lindop Hall | Director | 23 Jan 2003 | 28 Feb 2006 | British | 61 years |
| Ramsay Alexander Urquhart | Director | 20 Apr 2007 | 31 May 2010 | British | 60 years |
| Renaud Chateauvieux | Director | 25 Sept 2018 | 29 Nov 2019 | French | 47 years |
| Richard Henry Philipps | Director | 15 May 2013 | 19 Dec 2017 | British | 63 years |
| Rupert Dickinson | Director | 19 Mar 2007 | 19 Dec 2017 | British | 52 years |
| Scott Andrew Stewart | Director | 13 Jun 2011 | 11 Oct 2011 | British | 52 years |
| Simon John Weld | Director | 8 Nov 2006 | 1 Sept 2010 | British | 61 years |
| Steven Alan Tait | Director | 3 Aug 2018 | 4 Nov 2019 | British | 47 years |