| Alan Russell Todd | Director | 20 Sept 1991 | 31 Dec 1994 | British | 88 years |
| David Loudon Constantine | Director | 9 Nov 1995 | 21 Jan 1999 | British | 63 years |
| Dean Lascelles | Director | 17 Sept 1996 | 22 Jul 1998 | British | 69 years |
| Edward Magee | Director | 20 Sept 1991 | 3 Jan 1995 | British | 85 years |
| John Henry Francis Simson | Director | 24 Mar 1993 | 1 Nov 1996 | British | 95 years |
| John Stuart Dunley | Director | 24 Jan 1996 | 27 Jan 2000 | British | 74 years |
| Joseph Constantine | Director | 20 Sept 1991 | 24 Mar 1993 | British | 98 years |
| Nigel Kenrick Grosvenor Prescot | Director | 23 Jun 2005 | 31 Aug 2021 | British | 64 years |
| Nigel Loudon Constantine | Director | 3 Jan 1995 | 1 Oct 2013 | British | 72 years |
| Patrick Spencer Carney | Director | 30 Aug 2013 | 31 Aug 2015 | British | 52 years |
| Phillip George Keith Pollard | Director | 25 Jun 2012 | 31 Dec 2014 | British | 51 years |
| Robert James Bass | Director | 21 Jan 1999 | 29 Aug 2003 | British | 70 years |
| Robert Loudon Constantine | Director | 20 Sept 1991 | 31 Dec 1995 | British | 93 years |
| Roy Pateman | Director | 20 Sept 1991 | 27 Nov 1998 | British | 80 years |
| Shane Patrick Beamish | Director | 1 Sept 2001 | 31 Mar 2007 | Irish | 52 years |
| Simon Bowyer | Director | 30 Mar 2006 | 1 Jun 2007 | British | 60 years |
| Simon John Keeble | Director | 3 Aug 1999 | 8 Nov 2000 | British | 68 years |
| Terence Carey | Director | 20 Sept 1991 | 31 Dec 1991 | British | 92 years |
| Timothy Colin Baker | Director | 21 Jan 1999 | 28 Mar 2000 | British | 72 years |
| Timothy James Sutton | Director | 13 May 1996 | 14 Mar 2024 | British | 65 years |