| SATO, Kenji ACTIVE | Secretary | 29 Nov 2019 | | | | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| KIKUCHI, Haruka ACTIVE | Director | 29 Mar 2019 | | Japan | October 1976 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| SATO, Kenji ACTIVE | Director | 29 May 2026 | | Hungary | April 1976 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| TANIGAWA, Hiroki ACTIVE | Director | 10 Dec 2018 | | Japan | November 1965 | 4-20-64, Azamino, Aoba, Yokohama, Kanagawa, 2250011, Japan |
| YAMASHITA, Eijiro ACTIVE | Director | 13 Jan 2023 | | Japan | August 1968 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| BUTLER, Roger John RESIGNED | Secretary | 05 Feb 1991 | 14 May 1993 | | | Far End, Wagon Way, Loudwater, Hertfordshire, WD3 4JE |
| GALLAVAN, Karen RESIGNED | Secretary | 01 Apr 2016 | 28 Jun 2018 | | | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| HIGGINS, Alyson RESIGNED | Secretary | 28 Jun 2018 | 29 Nov 2019 | | | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| JACKSON, Alan Crispin RESIGNED | Secretary | 03 Nov 1998 | 01 Apr 2016 | | | Brookfield House, Green Lane, Ivinghoe, Leighton Buzzard, Bedfordshire, LU7 9ES |
| JACKSON, Alan Crispin RESIGNED | Secretary | 14 May 1993 | 19 Jun 1996 | | | Brookfield House, Green Lane, Ivinghoe, Leighton Buzzard, Bedfordshire, LU7 9ES |
| WHEELER, Rupert Montagu RESIGNED | Secretary | 19 Jun 1996 | 03 Nov 1998 | | | 38 The Clump, Chorleywood, Rickmansworth, Hertfordshire, WD3 4BQ |
| LONDON LAW SECRETARIAL LIMITED RESIGNED | Nominee Secretary | 28 Jan 1991 | 04 Feb 1991 | | | 84 Temple Chambers, Temple Avenue, London, EC4Y 0HP |
| AIREY, Arthur George RESIGNED | Director | 01 Apr 2009 | 02 Jul 2011 | England | January 1946 | Jambo, Upton Road, Upton, Bucks, HP17 8UA |
| BUTLER, Roger John RESIGNED | Director | 05 Feb 1991 | 01 Apr 2016 | Isle Of Man | June 1947 | Rivers Lea, Glen Auldyn, Ramsey, Isle Of Man, IM7 2AQ |
| CLARKE, Matthew James RESIGNED | Director | 02 Apr 2007 | 29 Apr 2022 | England | February 1976 | 5, Weavers Lane, Milton Keynes, MK14 6FQ |
| DUTCH, Charlotte-Lisa RESIGNED | Director | 15 Mar 2000 | 30 Jun 2008 | England | November 1972 | 9 Crowborough Lane, Kents Hill, Milton Keynes, Buckinghamshire, MK7 6HE |
| FANNING, William Paul RESIGNED | Director | 18 Jun 1997 | 31 May 2002 | | July 1963 | Gloun South Lisbealad, Dunmanway, County Cork, IRISH, Ireland |
| HARROP, Alan Edward RESIGNED | Director | 15 May 1991 | 02 Sep 1992 | | September 1948 | 20 Trent Avenue, Altofts, Wakefield, Yorkshire, WF6 2ST |
| HONDA, Hitoshi RESIGNED | Director | 01 Apr 2016 | 29 Mar 2019 | Japan | April 1967 | 3-25-18, Shibuya, Shibuya-Ku, Tokyo, 150-8530, Japan |
| HUGHES, Jason Lewis RESIGNED | Director | 13 Feb 2002 | 05 Dec 2007 | | February 1968 | 53 Bengal Lane, Greens Norton, Nothamptonshire, NN12 8BE |
| IWAMI, Koichi RESIGNED | Director | 01 Apr 2016 | 13 Jan 2023 | Japan | January 1967 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| JACKSON, Alan Crispin RESIGNED | Director | 14 May 1993 | 01 Apr 2016 | England | March 1946 | Brookfield House, Green Lane, Ivinghoe, Leighton Buzzard, Bedfordshire, LU7 9ES |
| KUBO, Yuichiro RESIGNED | Director | 01 Apr 2016 | 30 Aug 2019 | England | November 1973 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| LINDSAY, Steven RESIGNED | Director | 01 Dec 2006 | 30 Nov 2007 | | July 1975 | 6 Pickering Drive, Emerson Valley, Milton Keynes, Buckinghamshire, MK4 2LS |
| MEARS, John William RESIGNED | Director | 29 Apr 2022 | 31 Jan 2024 | England | March 1960 | Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| MEARS, John William RESIGNED | Director | 15 May 1991 | 29 Mar 2019 | England | March 1960 | 12 Drakewell Road, Bow Brickhill, Milton Keynes, Buckinghamshire, MK17 9LF |
| NAGAKURA, Shinichi RESIGNED | Director | 29 Nov 2011 | 10 Dec 2018 | United States | January 1964 | 879, West 190th Street, Suite 1050, Gardena, Ca 90248, United States |
| PATTERSON, Richard John RESIGNED | Director | 05 Feb 1991 | 29 Mar 2019 | England | March 1963 | Farm Cottage, Akeley Wood, Akeley, Buckinghamshire, MK18 5BW |
| WHEELER, Rupert Montagu RESIGNED | Director | 17 Jun 1991 | 31 Mar 2000 | | September 1939 | 38 The Clump, Chorleywood, Rickmansworth, Hertfordshire, WD3 4BQ |
| LONDON LAW SERVICES LIMITED RESIGNED | Nominee Director | 28 Jan 1991 | 04 Feb 1991 | | | 84 Temple Chambers, Temple Avenue, London, EC4Y 0HP |