| Adrian Gore | Director | 31 Jul 2010 | 15 May 2019 | South African | 62 years |
| Alastair David Lyons | Director | 7 Jun 2018 | 7 Jun 2018 | British | 73 years |
| Alexander Maxwell Crombie | Director | 15 Dec 2001 | 15 Nov 2007 | British | 77 years |
| Alexander Maxwell Crombie | Director | 22 Jun 1994 | 24 Oct 1994 | British | 77 years |
| Alexander Scott Bell | Director | 22 Jun 1994 | 15 Mar 2002 | British | 85 years |
| Alison Boyles Gray | Secretary | 1 Jul 2013 | 30 Jun 2014 | - | - |
| Andrew Michael Crossley | Director | 1 Feb 2011 | 6 Jun 2013 | British | 70 years |
| Andrew Michael Crossley | Director | 1 Aug 2016 | 15 May 2019 | British | 70 years |
| Andrew William Foster | Director | 31 Jul 2010 | 15 May 2019 | British | 82 years |
| Anne Margaret Gunther | Director | 1 Jun 2008 | 27 Feb 2009 | British | 71 years |
| Ayanda Ntsaluba | Director | 12 Sept 2012 | 15 May 2019 | South African | 66 years |
| Barry Swartzberg | Director | 31 Jul 2010 | 27 Jan 2015 | South African | 61 years |
| Caroline Maria Southwood | Director | 16 Jun 2003 | 31 Mar 2008 | British | 62 years |
| Colin William Anderson | Secretary | 26 Mar 2008 | 31 Jul 2010 | British | - |
| David Drysdale Fotheringham | Secretary | 22 Jun 1994 | 1 Sept 1994 | British | - |
| David John Belsham | Director | 1 Feb 2011 | 14 Nov 2014 | British | 67 years |
| David Richard Mezher | Director | 31 Jul 2010 | 30 Jun 2011 | British | 59 years |
| David Stewart Griffin | Secretary | 31 May 1992 | 31 Jul 1993 | British | - |
| David Thomas Nish | Director | 11 Apr 2007 | 15 Nov 2007 | British | 66 years |
| Evelyn Brigid Bourke | Director | 16 Nov 2007 | 14 Aug 2008 | Irish | 61 years |
| Frederick Donald Murdoch | Director | 31 May 1992 | 31 Jul 1993 | British | 98 years |
| Hamayou Akbar Hussain | Director | 25 Jul 2013 | 19 Dec 2013 | British | 54 years |
| Herschel Philip Mayers | Director | 31 Jul 2010 | 4 Dec 2015 | South African | 66 years |
| Iain Cobden Lumsden | Director | 22 Jun 1994 | 15 Dec 2001 | British | 80 years |
| Ian Mitchell Mcmillan | Director | 16 Nov 2002 | 29 Jan 2008 | British | 65 years |
| Jacqueline Hunt | Director | 19 Dec 2013 | 31 Jul 2014 | British | 58 years |
| James Masson Black | Director | 27 Feb 2009 | 31 Jul 2010 | British | 62 years |
| James Masson Black | Director | 16 May 2001 | 2 Jan 2004 | British | 62 years |
| James Stretton | Director | 22 Jun 1994 | 1 Jul 1998 | British | 83 years |
| Janet Ruth Grant | Director | 1 Mar 2004 | 30 Nov 2007 | British | 78 years |
| Jennifer Cole | Secretary | 30 Jun 2014 | 1 Oct 2025 | - | - |
| John Francis Hylands | Director | 12 Jun 2002 | 31 Mar 2007 | British | 75 years |
| John Lewis Morgan | Director | 31 May 1992 | 22 Jun 1994 | British | 107 years |
| John Philip Barber | Director | 5 Apr 1994 | 22 Jun 1994 | English | 78 years |
| John Roger Lovill | Director | 31 May 1992 | 22 Jun 1994 | British | 97 years |
| Joseph Small | Director | 31 May 1992 | 22 Jun 1994 | British | 97 years |
| Laurent Pochat-cottilloux | Director | 26 Mar 2008 | 16 Mar 2010 | French | 54 years |
| Marco Cereste | Director | 15 Apr 2000 | 30 Nov 2007 | British | 76 years |
| Maurice Frank Stonefrost | Director | 31 May 1992 | 1 Dec 1993 | British | 99 years |
| Michael Andrew Hall | Director | 12 May 1997 | 30 Jun 2008 | British | 72 years |
| Michael Ronald Downie | Director | 18 Mar 2010 | 31 Jul 2010 | British | 50 years |
| Michael Saunders | Director | 15 May 2019 | 15 Oct 2021 | British | 63 years |
| Monty Isidore Hilkowitz | Director | 30 Jan 2018 | 15 May 2019 | Israeli | 86 years |
| Nicholas Michael Caplan | Director | 24 May 2017 | 15 May 2019 | British | 67 years |
| Ololade Kuye | Secretary | 8 Nov 2011 | 1 Jul 2013 | British | - |
| Paul Stephen Matthews | Director | 10 Jul 2010 | 31 Jul 2010 | British | 66 years |
| Pauline Jean Stoffberg | Director | 20 Dec 1995 | 14 Nov 1996 | British | 71 years |
| Peter John Dalby | Director | 31 May 1992 | 5 Mar 1999 | British | 86 years |
| Philip Henry Robinson | Director | 31 May 1992 | 22 Oct 1992 | British | 100 years |
| Philip Peter Clinton Gregory | Director | 31 May 1992 | 30 Apr 1994 | British | 71 years |
| Philip Wright | Director | 16 Nov 1999 | 31 Dec 2006 | British | 67 years |
| Prudential Group Secretarial Services Limited | Corporate Secretary | 31 Jul 2010 | 8 Nov 2011 | United Kingdom | - |
| Richard Joseph Roche | Director | 20 Dec 1995 | 26 Aug 1997 | British | 69 years |
| Robert Francis Huxster | Director | 31 May 1992 | 13 May 1994 | British | 82 years |
| Robert William Watts | Director | 1 Jul 1998 | 31 Jul 2010 | British | 71 years |
| Rosemary Hilary | Director | 4 Oct 2016 | 15 May 2019 | British | 71 years |
| Sean Patrick Gaskin | Director | 20 Dec 1995 | 16 Nov 1998 | British | 71 years |
| Sebastian Newbold Coe | Director | 28 Apr 2015 | 15 May 2019 | British | 70 years |
| Simon David George Douglas | Director | 1 Jul 1998 | 16 May 2001 | British | 61 years |
| Stephen John Sarjant | Director | 22 Sept 2015 | 15 May 2019 | British | 66 years |
| Stephen Linley Evans | Director | 11 Feb 1994 | 26 Aug 1997 | British | 79 years |
| Stuart William Sinclair | Director | 31 Jul 2010 | 25 May 2016 | British | 73 years |
| Susan Caroline Ellen | Director | 31 Jul 2010 | 31 Dec 2016 | British | 78 years |
| Thomas Robertson King | Director | 24 Oct 1994 | 20 Dec 1995 | British | 85 years |
| Timothy Robert Bailey | Director | 1 Jul 1998 | 31 Mar 2009 | British | 67 years |
| Timothy Robert Bailey | Secretary | 1 Sept 1994 | 26 Mar 2008 | British | - |
| Trevor Charles Groocock | Secretary | 1 Aug 1993 | 22 Jun 1994 | British | - |
| Trevor John Matthews | Director | 16 Nov 2007 | 29 Jan 2008 | Australian | 74 years |