| DOKO, Yasutaka ACTIVE | Secretary | 22 Dec 2020 | | | | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| DOKO, Yasutaka ACTIVE | Director | 20 Mar 2018 | | Japan | August 1970 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| GALSWORTHY PALMER, Julian ACTIVE | Director | 22 Mar 2023 | | England | September 1964 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| OKADA, Keiji ACTIVE | Director | 01 Jan 2021 | | Netherlands | June 1968 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| TAKAYASU, Katsuya ACTIVE | Director | 01 Jan 2026 | | Netherlands | August 1979 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| YATA, Shoya ACTIVE | Director | 22 Mar 2023 | | England | November 1987 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| IZAWA, Seiichi RESIGNED | Secretary | 20 Mar 2018 | 22 Dec 2020 | | | Thorncroft Manor, Thorncroft Drive, Leatherhead, KT22 8JB, England |
| MARCHETTI, Carlo Antonio RESIGNED | Secretary | | 31 Jul 1992 | | | Glenwood Woodland Rise, Sevenoaks, Kent, TN15 0HZ |
| MELLORS, Robert Frank RESIGNED | Secretary | 30 Jun 2004 | 26 Aug 2008 | | | The Warrener, Warren Row, Reading, Berkshire, RG10 8QS |
| MOODIE, Gordon Murray RESIGNED | Secretary | 16 Jul 1992 | 31 May 1994 | | | 1 Forest Lodge, Epsom Road, Ashtead, Surrey, KT21 1JX |
| OLSEN, Cameron John RESIGNED | Secretary | 04 Dec 2013 | 03 Apr 2017 | | | Unit A, Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| RITCHIE, Alistair John, Sol RESIGNED | Secretary | 17 May 1999 | 30 Jun 2004 | | | Waterman's Lodge, 15 Beales Lane, Weybridge, Surrey, KT13 8JS |
| SHIMIZU, Tetsuo RESIGNED | Secretary | 03 Apr 2017 | 20 Mar 2018 | | | 6-9, 3-Chome, Wakinohama-Cho, Chuo-Ku, Kobe 651-0072, Japan |
| SIMPSON, Brian Charles RESIGNED | Secretary | 23 Apr 1997 | 17 May 1999 | | | 15 Langham Way, Wargrave, Berkshire, RG10 8AX |
| TYLEE-BIRDSALL, Rebecca Louise RESIGNED | Secretary | 26 Aug 2008 | 04 Dec 2013 | | | Unit A, Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| INVENSYS SECRETARIES LIMITED RESIGNED | Secretary | 31 May 1994 | 08 Mar 1996 | | | Invensys House, Carlisle Place, London, SW1P 1BX |
| ADEGOKE, Adedotun Ademola RESIGNED | Director | 14 Oct 2016 | 03 Apr 2017 | United Kingdom | June 1973 | Unit A, Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| AINSLEY, Stanley RESIGNED | Director | 22 Jun 1998 | 19 Feb 2001 | | October 1956 | Ash Tree Cottage, Maidensgrove, Henley On Thames, Oxfordshire, RG9 6EZ |
| ASAHINO, Masahiro RESIGNED | Director | 07 Jun 2017 | 22 Mar 2023 | Japan | June 1963 | Unit C, Network 331 Industrial Park, Lysons Avenue, Ash Vale, Aldershot, GU12 5QF, England |
| ASHLEY, Michael James Wallace RESIGNED | Director | 30 Jun 2004 | 14 Oct 2016 | England | December 1964 | Unit A, Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| AUSTEN, Patrick George RESIGNED | Director | | 27 Apr 1993 | | September 1943 | 14 Chantry View Road, Guildford, Surrey, GU1 3XR |
| BROWN, Robert Casson RESIGNED | Director | 20 Jul 1994 | 08 Mar 1996 | | March 1939 | 38 Newlands Avenue, Melton Park, Newcastle Upon Tyne, NE3 5PX |
| BUYSSE, Paul Henri Maria RESIGNED | Director | 14 Feb 1995 | 08 Mar 1996 | | March 1945 | Pater Nuyenslaan 21, 2970 Schildes Gravenwezel 2332, Belgium |
| DOWIE, Charles Michael RESIGNED | Director | | 27 Apr 1993 | | November 1943 | 3 The Chestnuts, Hemel Hempstead, Hertfordshire, HP3 0DZ |
| FAIRCLOTH, Robert Frederick RESIGNED | Director | 01 Sep 1992 | 01 Jan 1995 | | September 1936 | 2 Ascot Towers, Windsor Road, Ascot, Berkshire, SL5 7LG |
| FORSEY, David Michael RESIGNED | Director | 30 Jun 2004 | 14 Oct 2016 | England | June 1966 | Unit A Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| INABETSU, Takuya RESIGNED | Director | 03 Apr 2017 | 20 Mar 2018 | Japan | April 1967 | 6-9, 3-Chome, Wakinohama-Cho, Chuo-Ku, Kobe 651-0072, Japan |
| JACOBS, David Michael RESIGNED | Director | 04 Jan 1994 | 05 Mar 1998 | | March 1944 | Riverside House, Hall Cottages Lodden Drive, Reading, Berkshire, RG10 8ND |
| JANSEN, Philip Eric Rene RESIGNED | Director | 22 Jun 1998 | 30 Mar 1999 | United Kingdom | January 1967 | 12, The Orchard, Chiswick, London, W4 1JX |
| LOVELL, Alan Charles RESIGNED | Director | 19 Sep 1997 | 30 Sep 2004 | England | November 1953 | The Palace House, Bishops Lane, Bishops Waltham, Hampshire, SO32 1DP |
| MARCHETTI, Carlo Antonio RESIGNED | Director | | 31 Jul 1992 | | April 1951 | Glenwood Woodland Rise, Sevenoaks, Kent, TN15 0HZ |
| MARNOCH, Alasdair, Mr. RESIGNED | Director | 31 Jan 2003 | 02 Aug 2004 | England | March 1963 | Bramble Bottom, Wedmans Lane, Rotherwick, Hampshire, RG27 9BX |
| MELLORS, Robert Frank RESIGNED | Director | 30 Jun 2004 | 31 Dec 2013 | United Kingdom | May 1950 | Unit A Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| MOODIE, Gordon Murray RESIGNED | Director | 16 Jul 1992 | 21 Aug 1997 | | December 1953 | 1 Forest Lodge, Epsom Road, Ashtead, Surrey, KT21 1JX |
| O'DONOVAN, Kathleen Anne RESIGNED | Director | 01 Sep 1992 | 08 Mar 1996 | United Kingdom | May 1957 | 3c Cintra Park, Upper Norwood, London, SE19 2LH |
| PARNELL, Philip John RESIGNED | Director | 05 Mar 1998 | 17 Aug 2004 | England | May 1952 | The Old Bell House, The Common, Penn, Buckinghamshire, HP10 8LQ |
| PETERS, Andrew Robert Gerald, 151298 RESIGNED | Director | 10 Mar 1996 | 25 Feb 1999 | | July 1953 | 1 Josephine Avenue, Lower Kingswood, Surrey, KT20 7AB |
| QUARTA, Roberto RESIGNED | Director | 09 Aug 1993 | 31 Oct 1993 | | May 1949 | 3 West Eaton Place, London, SW1X 8LU |
| RONNIE, Christopher RESIGNED | Director | 03 Mar 2004 | 01 Nov 2006 | | March 1962 | 18 Macclesfield Road, Wilmslow, Cheshire, SK9 2AA |
| SIMPSON, Brian Charles RESIGNED | Director | 10 Mar 1996 | 17 May 1999 | | September 1933 | 15 Langham Way, Wargrave, Berkshire, RG10 8AX |
| STOCKTON, Rachel Isabel Lilian RESIGNED | Director | 14 Oct 2016 | 03 Apr 2017 | United Kingdom | August 1970 | Unit A, Brook Park East, Shirebrook, NG20 8RY, United Kingdom |
| WATANABE, Yasuo RESIGNED | Director | 03 Apr 2017 | 22 Dec 2020 | Japan | August 1962 | 6-9, 3-Chome, Wakinohama-Cho, Chuo-Ku, Kobe 651-0072, Japan |
| WILLIAMS, Barry Peter RESIGNED | Director | 01 Nov 1993 | 14 Jan 1994 | | July 1943 | Kingswood, Green Lane Chilworth, Southampton, SO16 7JW |
| WILLIAMS, Stanley Killa RESIGNED | Director | 01 Sep 1992 | 08 Mar 1996 | England | July 1945 | White Raven, Park Lane, Ashtead, Surrey, KT21 1EU |
| WRAGG, James Philip RESIGNED | Director | 01 Mar 1993 | 27 Apr 1993 | | September 1947 | The Old Vicarage, Gaydon, Warwickshire, CV35 0HD |