| INVENSYS SECRETARIES LIMITED ACTIVE | Secretary | 03 Sep 1993 | | | | 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 |
| WHITAKER, Jacqueline Yvette ACTIVE | Director | 01 Apr 2025 | | United Kingdom | November 1985 | 2nd Floor, 80 Victoria Street, London, SW1E 5JL, England |
| FORSTER, Robert RESIGNED | Secretary | 30 Apr 1993 | 03 Sep 1993 | | | Shady Beech, Greenfield Lane Guiseley, Leeds, West Yorkshire, LS20 8HF |
| KAYE, Wallace Arthur RESIGNED | Secretary | | 30 Apr 1993 | | | 31 North Wood Park, Kirkburton, Huddersfield, West Yorkshire, HD8 0PY |
| BAYS, James Claude RESIGNED | Director | 14 May 1999 | 30 Mar 2001 | | July 1949 | 28 Elmstone Road, Fulham, London, SW6 5TN |
| BECKER, Kelly Jean RESIGNED | Director | 02 Jun 2021 | 02 Feb 2026 | United Kingdom | January 1978 | Schneider Electric, Stafford Park 5, Telford, England, TF3 3BL, United Kingdom |
| BROWN, Robert Casson RESIGNED | Director | 14 Dec 1993 | 31 Dec 1997 | | March 1939 | 38 Newlands Avenue, Melton Park, Newcastle Upon Tyne, NE3 5PX |
| BUYSSE, Paul Henri Maria RESIGNED | Director | 03 Aug 1992 | 05 Jan 1998 | | March 1945 | Pater Nuyenslaan 21, 2970 Schildes Gravenwezel 2332, Belgium |
| 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 |
| COLDWELL, John Robert RESIGNED | Director | 03 Aug 1992 | 23 Jan 1999 | | July 1937 | 26 Clarendon Road, Boston Spa, Wetherby, West Yorkshire, LS23 6NG |
| HOWARD, Philip RESIGNED | Director | 03 Aug 1992 | 28 Feb 1993 | | October 1939 | The Grange, 48 Lightridge Road Fixby, Huddersfield, West Yorkshire, HD2 2HL |
| HUGGINS, John Anthony Winston RESIGNED | Director | | 05 Sep 2001 | | June 1943 | Fieldings The Heywood, Diss, Norfolk, IP22 3TJ |
| HUGHES, Michael Patrick, Director RESIGNED | Director | 12 Sep 2017 | 02 Jun 2021 | England | June 1965 | Schneider Electric, Stafford Park 5, Telford, England, TF3 3BL, United Kingdom |
| HULL, Victoria Mary RESIGNED | Director | 01 Jan 2006 | 31 Mar 2014 | United Kingdom | March 1962 | 3rd Floor, 40, Grosvenor Place, London, SW1X 7AW, England |
| LAMBETH, Trevor RESIGNED | Director | 31 Mar 2014 | 31 Mar 2022 | England | November 1963 | Schneider Electric, Stafford Park 5, Telford, England, TF3 3BL, United Kingdom |
| MARLEY, Frederick RESIGNED | Director | | 30 Apr 1992 | | December 1932 | 218 Montague Road, Rugby, Warwickshire, CV22 6LG |
| O'DONOVAN, Kathleen Anne RESIGNED | Director | 14 Dec 1993 | 31 Dec 1998 | United Kingdom | May 1957 | 3c Cintra Park, Upper Norwood, London, SE19 2LH |
| OLDROYD, Gordon RESIGNED | Director | | 28 Aug 1998 | | August 1939 | Wyngarth 82 Far Banks, Honley, Huddersfield, West Yorkshire, HD7 2NW |
| RANDERY, Tanuja RESIGNED | Director | 01 Mar 2015 | 13 Sep 2017 | England | September 1966 | Schneider Electric, Stafford Park 5, Telford, TF3 3BL, England |
| SAGE, Antoine Marie RESIGNED | Director | 15 Feb 2022 | 01 Apr 2025 | England | September 1982 | Schneider Electric, 80 Victoria Street, London, SW1E 5JL, England |
| SPENCER, Rachel Louise RESIGNED | Director | 30 Mar 2001 | 31 Dec 2014 | United Kingdom | February 1966 | 3rd Floor, 40, Grosvenor Place, London, SW1X 7AW, England |
| STEVENS, David John RESIGNED | Director | 31 Dec 1997 | 14 May 1999 | | March 1950 | 42 Burghley Road, Wimbledon, London, SW19 5HN |
| THOM, James Demmink RESIGNED | Director | 13 May 1999 | 09 Feb 2001 | | July 1946 | Tollgate Cottage, Turners Hill Road, Crawley Down, West Sussex, RH10 4HG |
| THOMAS, David Jeremy RESIGNED | Director | 01 Apr 2003 | 15 Jun 2004 | 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 |