| PENG-TSEUNG, Chiao-Li ACTIVE | Director | 13 Sep 2023 | | United Kingdom | June 1975 | Unit 1, Waverley Industrial Estate, Hailsham Drive, Harrow, Middlesex, HA1 4TR, England |
| RENNIE, Nigel ACTIVE | Director | 01 Dec 2011 | | United Kingdom | July 1960 | Unit 1, Waverley Industrial Estate, Hailsham Drive, Harrow, Middlesex, HA1 4TR, England |
| WATSON, Jonathan C, Mr. ACTIVE | Director | 06 Jan 2020 | | United States | November 1984 | Unit 1, Waverley Industrial Estate, Hailsham Drive, Harrow, Middlesex, HA1 4TR, England |
| OLLIS, Anthony Norman RESIGNED | Secretary | 29 Aug 1995 | 31 Oct 2000 | | | Westbury 6 Burkes Road, Beaconsfield, Buckinghamshire, HP9 1PB |
| RENNIE, Paul David RESIGNED | Secretary | 26 May 1995 | 29 Aug 1995 | | | White Lodge Les Grupieaux, St Peter, Jersey, Channel Islands, JE3 7ED |
| SMITH, Paul Alexander RESIGNED | Secretary | 16 Nov 2000 | 04 Aug 2017 | | | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| STONE, Kenneth Gordon RESIGNED | Secretary | | 26 May 1995 | | | 55 Mortons Fork, Blue Bridge, Milton Keynes, Buckinghamshire, MK13 0LA |
| BANNON, Michael RESIGNED | Director | 01 Aug 1994 | 11 Feb 2000 | England | September 1961 | 34 Cranley Gardens, Muswell Hill, London, N10 3AP |
| BATTERSBY, Michael Robert Thomas Stuart RESIGNED | Director | | 31 Aug 1991 | | May 1957 | 3 Birch Tree Grove, Ley Hill, Chesham, Buckinghamshire, HP5 1XZ |
| BOLT, Nigel John RESIGNED | Director | 15 Aug 2002 | 31 Dec 2003 | | August 1963 | 15 Dunford Place, Binfield, Berkshire, RG42 4UJ |
| BROWN, Nigel RESIGNED | Director | 21 Dec 2004 | 06 Jan 2020 | United Kingdom | December 1957 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| BROWN, Nigel RESIGNED | Director | 30 Sep 1996 | 12 Apr 2002 | United Kingdom | December 1957 | The Atrium 5 The Hop Kilns, Rock House Lane, Farnham, Surrey, GU10 1NP |
| COLEMAN, Stephanie RESIGNED | Director | 01 Mar 2011 | 31 Oct 2012 | United Kingdom | February 1958 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| COLLEY, William Paul RESIGNED | Director | 05 Jul 2006 | 31 Jan 2017 | England | March 1948 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| FLEMING, Stephen RESIGNED | Director | 14 Sep 2004 | 14 Jun 2006 | | May 1969 | 96 Netherby Park, Weybridge, Surrey, KT13 0AG |
| GELDMACHER, Jay Lindsey RESIGNED | Director | 06 Jan 2020 | 18 May 2020 | United States | October 1955 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR |
| HAFFERTY, John Joseph RESIGNED | Director | 25 Jan 2018 | 27 Feb 2019 | United States | July 1956 | Unit 1, Waverley Industrial Park, Hailsham Drive, Harrow, HA1 4TR, England |
| HARRIS, Wayne RESIGNED | Director | 01 Dec 2009 | 07 Jul 2017 | United Kingdom | May 1964 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| HOUGH, Edmund Alan, Dr RESIGNED | Director | 03 Nov 1997 | 26 Feb 1998 | England | November 1944 | Brambles Dean Oak Lane, Leigh, Reigate, Surrey, RH2 8PZ |
| MCCLOSKEY, Paul Joseph RESIGNED | Director | 01 Mar 2000 | 06 Jan 2020 | United Kingdom | July 1960 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| MUNDY, Robert James RESIGNED | Director | | 28 Feb 1995 | | October 1923 | C 34 Castle Road, Bournemouth, Dorset, BH9 1PJ |
| MURPHY, Romana Manuela RESIGNED | Director | 06 Jan 2020 | 18 Mar 2022 | England | May 1978 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR |
| OLLIS, Anthony Norman RESIGNED | Director | 29 Aug 1995 | 31 Oct 2000 | England | February 1959 | Westbury 6 Burkes Road, Beaconsfield, Buckinghamshire, HP9 1PB |
| PERKINS, Clifford Samuel RESIGNED | Director | 17 Jun 1999 | 01 Mar 2000 | | March 1953 | White Lodge, 8 Beechwood Drive, Marlow, Buckinghamshire, SL7 2DJ |
| REED, Shaun Cowell RESIGNED | Director | 15 Dec 2022 | 05 Apr 2023 | United Kingdom | September 1974 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR |
| RENNIE, David Caie RESIGNED | Director | | 08 Feb 2001 | | May 1925 | 3a Wolsey Road, Moor Park, Northwood, Middlesex, HA6 2HN |
| RENNIE, Paul David RESIGNED | Director | | 14 Jun 2006 | Jersey | November 1957 | White Lodge Les Grupieaux, St Peter, Jersey, Channel Islands, JE3 7ED |
| SLATER, Steven Raymond RESIGNED | Director | 07 Aug 1997 | 31 Mar 1999 | | July 1949 | 8 Cathedral Court, King Harry Lane, St Albans, Hertfordshire, AL3 4AF |
| SMITH, Paul Alexander RESIGNED | Director | 05 Jul 2006 | 04 Aug 2017 | England | August 1965 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| SPILLMAN, Peter Alan RESIGNED | Director | 03 Oct 1994 | 22 Feb 1999 | | January 1955 | 2 Victoria Terrace, Ealing Green, London, W5 5QS |
| STOCKER, Charles Anthony RESIGNED | Director | | 14 Jun 2006 | | September 1938 | 2 The Brookmill, Reading, Berkshire, RG1 6DD |
| STONE, Kenneth Gordon RESIGNED | Director | | 26 May 1995 | | January 1948 | 55 Mortons Fork, Blue Bridge, Milton Keynes, Buckinghamshire, MK13 0LA |
| STRAW, Michael RESIGNED | Director | 01 Aug 1994 | 31 Dec 1995 | | March 1949 | Clive Cottage 68 Windmill Road, Mortimer Common, Reading, Berkshire, RG7 3RL |
| TYE, Sheryl Anne RESIGNED | Director | 14 Dec 2000 | 20 Feb 2003 | England | August 1957 | 47 Sherrardspark Road, Welwyn Garden City, Hertfordshire, AL8 7LD |
| WHITFIELD, David John RESIGNED | Director | 26 Oct 2010 | 06 Jan 2020 | England | April 1959 | Unit 1, Waverley Business Park, Hailsham Drive, Harrow, HA1 4TR, United Kingdom |
| WILKINSON, Gregory Lupton RESIGNED | Director | 06 Jan 2020 | 25 Sep 2024 | United States | January 1975 | Unit 1, Waverley Industrial Estate, Hailsham Drive, Harrow, Middlesex, HA1 4TR, England |