| Aderemi Ladega | Secretary | 11 Apr 2005 | 23 Mar 2009 | British | - |
| Andrea Margaret Thomas | Secretary | 1 Sept 1997 | 11 Apr 2005 | Other | - |
| Beverley Jane Davies | Director | 24 Jul 1992 | 30 May 1993 | British | 74 years |
| Brian Peevor | Secretary | 9 Feb 1994 | 31 Aug 1997 | British | - |
| Christopher Kuangcheng Gerald Eng | Secretary | 23 Mar 2009 | 30 Jun 2010 | Other | - |
| Christopher Paul Brooks | Director | 7 May 1997 | 1 Dec 2000 | British | 73 years |
| Clive Colin Gerard Sinnott | Director | 16 Mar 2018 | 18 Feb 2019 | British | 63 years |
| David Coleman | Director | 1 Apr 1999 | 16 Mar 2018 | British | 69 years |
| David George Lawton White | Director | 24 Jul 1992 | 7 May 1997 | British | 87 years |
| David Ian Gilmour | Director | 1 Jan 2009 | 16 Mar 2018 | British | 66 years |
| Gillian Elizabeth Young | Secretary | 24 Jul 1992 | 9 Feb 1994 | British | - |
| John William Turnbull | Director | 9 Jul 1993 | 31 Jan 1996 | British | 84 years |
| Jonathan William Winston Wood | Director | 16 Mar 2018 | 18 Dec 2019 | British | 64 years |
| Jorge Manuel Da Silva Tavares | Director | 30 May 1993 | 30 May 1994 | Portuguese | 85 years |
| Peter Alexander Short | Director | 1 Feb 1996 | 31 Dec 2008 | British | 71 years |
| Yasin Stanley Ali | Secretary | 19 Feb 2001 | 30 Jun 2010 | - | - |
