| INVENSYS SECRETARIES LIMITED ACTIVE | Secretary | 20 Apr 1999 | | | | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| HALL, David Anthony ACTIVE | Director | 02 Feb 2026 | | England | December 1967 | 2nd Floor, 80 Victoria Street, London, SW1E 5JL, England |
| POWNALL, David John ACTIVE | Director | 01 Jul 2025 | | England | March 1974 | Schneider Electric Limited, 80 Victoria Street, London, SW1E 5JL, England |
| WHITAKER, Jacqueline Yvette ACTIVE | Director | 01 Apr 2025 | | United Kingdom | November 1985 | 2nd Floor, 80 Victoria Street, London, SW1E 5JL, England |
| EVANS, Colin Clive RESIGNED | Secretary | | 20 Apr 1999 | | | 25 Clarefield Drive, Maidenhead, Berkshire, SL6 5DW |
| INVENSYS SECRETARIES LIMITED RESIGNED | Secretary | 20 Apr 1999 | 20 Apr 1999 | | | Invensys House, Carlisle Place, London, SW1P 1BX |
| BALLARD, Roy RESIGNED | Director | | 08 Oct 1999 | | October 1934 | Chiltern House Chapel Lane, Stoke Mandeville, Buckinghamshire, HP22 5UU |
| BAYS, James Claude RESIGNED | Director | 23 Feb 2000 | 30 Mar 2001 | | July 1949 | 28 Elmstone Road, Fulham, London, SW6 5TN |
| BECKER, Kelly Jean RESIGNED | Director | 31 Dec 2020 | 02 Feb 2026 | United Kingdom | January 1978 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| BELL, Kenneth RESIGNED | Director | 09 Oct 2000 | 12 Jan 2004 | | February 1942 | 6 The Hawthorns, Baughurst Road, Tadley, Reading, RG10 9TS |
| BROOKMAN, Elizabeth RESIGNED | Director | 15 Mar 2005 | 23 Feb 2006 | | January 1972 | 209 Rue Des Crets Commons, Bons En Chab Lais, Savoie 74890, France |
| CHENERY, David Arthur Hill RESIGNED | Director | 26 Oct 1994 | 14 Dec 1999 | United Kingdom | August 1941 | Squirrels Leap, Gillotts Lane Harpsden, Henley On Thames, Oxfordshire, RG9 4AY |
| CLAYTON, John Reginald William RESIGNED | Director | 09 Feb 2001 | 31 Dec 2005 | England | December 1950 | Matley House, Grange Lane, Little Dunmow, Great Dunmow, Essex, CM6 3HY |
| COCHRANE, Adam Craven RESIGNED | Director | 01 May 2001 | 31 Jan 2003 | | July 1957 | 41 Highfield Drive, Uxbridge, Middlesex, UB10 8AW |
| COLES, Richard Paul Atwell RESIGNED | Director | 23 Feb 2000 | 31 Jan 2003 | | November 1942 | 30 Devereux Road, Windsor, Berkshire, SL4 1JJ |
| COLLINS POWELL, Sean RESIGNED | Director | 27 Apr 2005 | 06 Apr 2009 | | January 1966 | 88c Rue De Bas Vernaz, Gaillard, 74240, France |
| DAEMS, Marc Leonardus Josephine RESIGNED | Director | 01 May 2001 | 30 Jan 2004 | | August 1960 | 433 Rue Des Jonguilles, Le Cheylas, Isere 38570, France |
| EVANS, Colin Clive RESIGNED | Director | | 20 Apr 1999 | | June 1941 | 25 Clarefield Drive, Maidenhead, Berkshire, SL6 5DW |
| GODFREY, Ronald Mcrae RESIGNED | Director | | 11 Oct 2000 | | February 1933 | Broomhill 27 Henley Road, Marlow, Buckinghamshire, SL7 2BZ |
| HALL-DRINKWATER, Andrew Michael Geoffrey RESIGNED | Director | 31 Jan 1994 | 03 Jan 1995 | United Kingdom | November 1957 | High Meadows, Fulmer Road, Fulmer, Slough, Berkshire, SL3 6HN |
| HALLAS, Joanna Christine RESIGNED | Director | 06 Apr 2009 | 21 Apr 2014 | United Kingdom | February 1970 | 3rd Floor, 40, Grosvenor Place, London, SW1X 7AW |
| HARRIS, Vincent RESIGNED | Director | 09 Feb 1998 | 13 Aug 2001 | | January 1961 | Stone House, 105 Kennington Road, Kennington, Oxford, OX1 5PE |
| HUGHES, Michael Patrick RESIGNED | Director | 12 Sep 2017 | 31 Dec 2020 | England | June 1965 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| HULL, Victoria Mary RESIGNED | Director | 01 Jan 2006 | 31 Mar 2014 | United Kingdom | March 1962 | 3rd Floor, 40, Grosvenor Place, London, SW1X 7AW |
| LAMBETH, Trevor RESIGNED | Director | 31 Mar 2014 | 31 Mar 2022 | England | November 1963 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| LANE, Stephen John Roger RESIGNED | Director | 09 Oct 2000 | 31 Mar 2005 | England | August 1966 | 55 Matlock Road, Caversham, Reading, Berkshire, RG4 7BP |
| LE SAGE, David Edward RESIGNED | Director | 11 Sep 2003 | 08 Mar 2005 | | May 1950 | 67 Wootton Drive, Hemel Hempstead, Hertfordshire, HP2 6LA |
| PASSFIELD, Ronald RESIGNED | Director | | 31 Dec 1992 | | November 1930 | Sandrock, Oakhanger, Bordon, Hampshire, GU35 9JW |
| RANDERY, Tanuja RESIGNED | Director | 01 Mar 2015 | 13 Sep 2017 | England | September 1966 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| REEVE, Roger Richard RESIGNED | Director | 01 Apr 1993 | 31 Dec 1993 | | May 1937 | The Ostlers Spade Oak Farm, Bourne End, Buckinghamshire, SL8 5PS |
| REEVES, David Edward RESIGNED | Director | | 13 Oct 2000 | | October 1938 | Rowan Cottage Rochford Way, Taplow, Maidenhead, Berkshire, SL6 0PU |
| SAGE, Antoine Marie RESIGNED | Director | 15 Feb 2022 | 01 Apr 2025 | England | September 1982 | Schneider Electric, 80 Victoria Street, London, SW1E 5JL, England |
| SMITH, Kevin Charles RESIGNED | Director | 31 Jan 2009 | 31 Jul 2015 | United Kingdom | August 1959 | 2nd Floor, 80, Victoria Street, London, SW1E 5JL, England |
| TAYLOR, Leon Theodore Damiens RESIGNED | Director | 01 Apr 1993 | 30 Apr 1997 | | April 1933 | 1 Chiltern Hills Road, Beaconsfield, Buckinghamshire, HP9 1PJ |
| THOM, James Demmink RESIGNED | Director | 23 Feb 2000 | 09 Feb 2001 | | July 1946 | Tollgate Cottage, Turners Hill Road, Crawley Down, West Sussex, RH10 4HG |
| THOMAS, David Jeremy RESIGNED | Director | 01 Apr 2003 | 02 Mar 2009 | United Kingdom | May 1954 | 11 Coutts Crescent, 13-23 St Albans Road, London, NW5 1RF |
| THOROGOOD, Stuart RESIGNED | Director | 31 Mar 2014 | 01 Mar 2015 | England | January 1958 | 2nd Floor, 80, Victoria Street, London, SW1E 5JL, England |
| TURNER, Christopher Paul RESIGNED | Director | | 05 Dec 1994 | | January 1936 | Wychgate House, Witney Road, Finstock, Oxfordshire, OX7 3DF |
| WEXLER, Peter Irwin RESIGNED | Director | 31 Mar 2014 | 17 Dec 2018 | United States | December 1967 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |