| BERRY JR, William Edward ACTIVE | Director | 04 Mar 2020 | | United States | July 1965 | 2825, Airview Blvd, Kalamazoo, Mi, 49002, United States |
| MELLOR, Gavin David ACTIVE | Director | 04 Mar 2020 | | United Kingdom | September 1973 | Stryker House, Hambridge Road, Newbury, Berkshire, RG14 5AW, United Kingdom |
| ALLEN, Martin James Mortimer RESIGNED | Secretary | 01 May 2015 | 31 Dec 2015 | | | Unit 210, Centennial Park, Centennial Avenue, Elstree, WD6 3SJ |
| DODD, Eric RESIGNED | Secretary | 08 Aug 2011 | 30 Apr 2015 | | | 210, Centennial Avenue, Centennial Park, Elstree, Herts, WD6 3SJ |
| FOSTER, John William RESIGNED | Secretary | 29 Feb 1996 | 12 Mar 2007 | | | 34 Temple Road, Epsom, Surrey, KT19 8HA |
| LATTIMER, Neil David RESIGNED | Secretary | 19 Aug 2009 | 08 Aug 2011 | | | 6 North Close, Royston, Hertfordshire, SG8 5EZ |
| LOW, Nigel Murray, Dr RESIGNED | Secretary | 12 Mar 2007 | 21 Aug 2008 | | | 23 Pretoria Road, Cambridge, Cambridgeshire, CB4 1HD |
| TRAVERS SMITH SECRETARIES LIMITED RESIGNED | Nominee Secretary | 19 Feb 1996 | 29 Feb 1996 | | | 10 Snow Hill, London, EC1A 2AL |
| ALLEN, Martin James RESIGNED | Director | 15 May 2015 | 31 Dec 2015 | England | June 1960 | Unit 210, Centennial Park, Centennial Avenue, Elstree, WD6 3SJ |
| BLUNN, Gordon William, Professor RESIGNED | Director | 16 Jun 2000 | 21 Feb 2008 | England | July 1957 | 24 North End, Bassingbourn, Royston, Hertfordshire, SG8 5NY |
| BRADLEY, Peter Ewart RESIGNED | Director | 29 Apr 2016 | 04 Mar 2020 | United Kingdom | January 1961 | Unit 210, Centennial Park, Centennial Avenue, Elstree, WD6 3SJ |
| COBB, Justin Peter, Professor RESIGNED | Director | 06 Sep 2000 | 21 Feb 2008 | United Kingdom | March 1958 | St John's House, Chiswick Mall, London, W4 2PS |
| COHEN, Robert Craig RESIGNED | Director | 29 Apr 2016 | 04 Mar 2020 | United States | February 1961 | Unit 210, Centennial Park, Centennial Avenue, Elstree, WD6 3SJ |
| DODD, Eric Stephen RESIGNED | Director | 08 Aug 2011 | 30 Apr 2015 | England | September 1969 | 210, Centennial Avenue, Centennial Park, Elstree, Hertfordshire, WD6 3SJ, United Kingdom |
| FOSTER, John William RESIGNED | Director | 29 Feb 1996 | 31 Dec 2006 | England | February 1954 | 34 Temple Road, Epsom, Surrey, KT19 8HA |
| GARNER, Michael Frederick RESIGNED | Director | 08 Aug 2011 | 29 Apr 2016 | United Kingdom | April 1937 | 210, Centennial Avenue, Centennial Park, Elstree, Herts, WD6 3SJ, United Kingdom |
| GOODSHIP, Allen Edward, Professor RESIGNED | Director | 04 Jan 2001 | 21 Feb 2008 | United Kingdom | February 1949 | Foxgloves, Coleman Green Lane, Wheathampstead, Hertfordshire, AL4 8ET |
| KANTER, Ralph Thomas Ludwig RESIGNED | Director | 01 Jan 2007 | 21 Feb 2008 | United Kingdom | October 1937 | Garden Flat, 17 Upper Park Road, London, NW3 2UN |
| LANE, Anne, Doctor RESIGNED | Director | 12 Dec 2006 | 21 Feb 2008 | United Kingdom | April 1964 | 13 Saint Bartholomews Road, Reading, Berkshire, RG1 3QA |
| LANE, Anne, Doctor RESIGNED | Director | 09 May 2001 | 28 Apr 2004 | United Kingdom | April 1964 | 13 Saint Bartholomews Road, Reading, Berkshire, RG1 3QA |
| LOW, Nigel Murray, Dr RESIGNED | Director | 28 Mar 2007 | 21 Feb 2008 | | April 1970 | 23 Pretoria Road, Cambridge, Cambridgeshire, CB4 1HD |
| MAINELLI, Michael RESIGNED | Director | 15 May 2015 | 29 Apr 2016 | Usa | June 1961 | Unit 210, Centennial Park, Centennial Avenue, Elstree, WD6 3SJ |
| SKINNER, Jeffrey David RESIGNED | Director | 29 Feb 1996 | 31 Dec 2006 | England | February 1957 | 93 Rosebery Road, Muswell Hill, London, N10 2LD |
| STEER, Brian Louis RESIGNED | Director | 21 Feb 2008 | 30 Apr 2013 | United Kingdom | July 1933 | The Old Museum, Hambleden, Henley-On-Thames, Oxfordshire, RG9 6RJ |
| STEER, Brian Louis RESIGNED | Director | 01 Oct 1996 | 18 Mar 2004 | | July 1933 | 16 Orkney Court, Taplow, Maidenhead, Berkshire, SL6 0JB |
| TARHAN, Cengiz Altan RESIGNED | Director | 12 Dec 2006 | 21 Feb 2008 | England | December 1958 | Cobsden 52 Sevenoaks Road, Orpington, Kent, BR6 9JL |
| UNWIN, Paul Simon, Dr RESIGNED | Director | 16 Jun 2000 | 11 Jan 2015 | United Kingdom | January 1963 | 25 Manor Road, Wheathampstead, St. Albans, Hertfordshire, AL4 8JG |
| WALKER, Peter Stanley RESIGNED | Director | 30 Oct 1996 | 17 Feb 1999 | | March 1941 | Whiteways, 13 Pembroke Road Moor Park, Northwood, Middlesex, HA6 2HP |
| TRAVERS SMITH LIMITED RESIGNED | Nominee Director | 19 Feb 1996 | 29 Feb 1996 | | | 10 Snow Hill, London, EC1A 2AL |
| TRAVERS SMITH SECRETARIES LIMITED RESIGNED | Nominee Director | 19 Feb 1996 | 29 Feb 1996 | | | 10 Snow Hill, London, EC1A 2AL |