| Alexandra Clare Thomas Hathaway | Director | 10 Jan 2025 | 6 Aug 2025 | British | 52 years |
| Andrew Aitchison Speak | Director | 1 Apr 2001 | 18 Oct 2002 | British | 70 years |
| Andrew David Pellington | Director | 10 Oct 2008 | 25 Mar 2013 | British | 62 years |
| Anthony Grahame Potter | Director | 25 Jan 1999 | 6 Sept 1999 | British | 77 years |
| Bhavesh Mistry | Director | 25 Mar 2013 | 15 Jun 2018 | British | 54 years |
| Daniel Richard Levere | Director | 21 Mar 2022 | 20 Dec 2024 | British | 46 years |
| David Alan Hancock Cook | Director | 6 Aug 2001 | 30 Nov 2006 | British | 80 years |
| Hemantkumur Kiritbhai Patel | Director | 26 Mar 2019 | 21 Mar 2022 | British | 57 years |
| Henry John Edwards | Director | 30 Aug 1991 | 12 Feb 2001 | British | 103 years |
| Ian Rollason | Director | 20 Jan 1998 | 21 Mar 2001 | British | 80 years |
| John Joseph Forrest | Director | 22 Jul 2011 | 6 Jul 2015 | British | 55 years |
| Matthew Yates | Director | 7 Feb 2024 | 10 Jan 2025 | British | 49 years |
| Michael David Finkleman | Director | 21 Mar 2001 | 30 Jun 2003 | British | 80 years |
| Michael Stanley Prager | Director | 2 Jan 2007 | 10 Oct 2008 | British | 74 years |
| Michael Thompson | Director | 30 Aug 1991 | 30 Sept 1996 | British | 93 years |
| Patrick Joseph Anthony Dempsey | Director | 25 Mar 2013 | 5 Feb 2015 | British | 67 years |
| Paul Charles Flaum | Director | 10 Oct 2008 | 22 Jul 2011 | British | 56 years |
| Paul Charles Flaum | Director | 5 Feb 2015 | 30 Sept 2016 | British | 56 years |
| Paul Raymond Mitchell | Director | 5 Jan 2004 | 10 Oct 2008 | British | 68 years |
| Paul Raymond Mitchell | Secretary | 30 Mar 2007 | 10 Oct 2008 | British | - |
| Peter Michael Cashman | Director | 30 Sept 1996 | 30 Mar 2007 | British | 78 years |
| Sam Marshall | Secretary | 30 Aug 1991 | 30 Mar 2007 | British | - |
| Simon Edward Jones | Director | 14 Aug 2015 | 10 Nov 2023 | British | 50 years |