| CENTRICA SECRETARIES LIMITED ACTIVE | Secretary | 12 Sep 2000 | | | | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| HODGES, Andrew William ACTIVE | Director | 30 Jun 2016 | | United Kingdom | June 1967 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| CENTRICA DIRECTORS LIMITED ACTIVE | Director | 30 Sep 2003 | | | | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| ALLEN, Tracy Lorraine RESIGNED | Secretary | 19 Jan 2000 | 12 Sep 2000 | | | 62 Hazel Close, Whitton, Twickenham, Middlesex, TW2 7NR |
| RM REGISTRARS LIMITED RESIGNED | Nominee Secretary | 19 Jan 2000 | 19 Jan 2000 | | | Second Floor, 80 Great Eastern Street, London, EC2A 3RX |
| BARRETT, Peter RESIGNED | Director | 26 Mar 2001 | 03 Sep 2001 | | June 1966 | 24 Britts Farm Road, Buxted, East Sussex, TN22 4LZ |
| CARROLL, Nicola RESIGNED | Director | 12 Jul 2012 | 30 Jun 2016 | United Kingdom | December 1959 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| CLARE, Mark Sydney RESIGNED | Director | 19 Jan 2000 | 21 Mar 2002 | | August 1957 | Barcombe 47 Copthorne Road, Croxley Green, Rickmansworth, Hertfordshire, WD3 4AH |
| COLES, Pamela Mary RESIGNED | Director | 12 Nov 2009 | 09 Sep 2010 | United Kingdom | March 1961 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| HERBERT, Charles Max RESIGNED | Director | 21 Mar 2002 | 01 May 2003 | United Kingdom | December 1967 | The Coach House, Bramley Road, Silchester, Reading, Berkshire, RG7 2LU |
| MOORE, Paul Anthony RESIGNED | Director | 12 Sep 2008 | 12 Nov 2009 | | July 1970 | 1 Holmlea Road, Datchet, Slough, Berkshire, SL3 9HG |
| NEDEN, Peter Julian RESIGNED | Director | 25 Apr 2000 | 13 Jun 2001 | | March 1968 | 45 The Crescent, Belmont, Surrey, SM2 6BP |
| PETERS, Ian RESIGNED | Director | 21 Mar 2002 | 30 Sep 2003 | | October 1958 | East Coombe North Bank, Hassocks, West Sussex, BN6 8JG |
| RICHARDS, Douglas John RESIGNED | Director | 03 Sep 2001 | 21 Mar 2002 | | October 1967 | Richmond, 75 Windsor Road, Gerrards Cross, Buckinghamshire, SL9 7NL |
| THOMAS, Luke RESIGNED | Director | 09 Sep 2010 | 12 Jul 2012 | United Kingdom | June 1966 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| THOMPSON, Matthew Longstreth RESIGNED | Director | 19 Jan 2000 | 26 Mar 2001 | United Kingdom | March 1964 | 14 Finley Street, Fulham, London, SW16 6HD |
| TURNER, Moira Lynne RESIGNED | Director | 01 May 2003 | 30 Sep 2003 | England | July 1962 | Woodend House, 11 Dower Close, Beaconsfield, Buckinghamshire, HP9 1XZ |
| RM NOMINEES LIMITED RESIGNED | Nominee Director | 19 Jan 2000 | 19 Jan 2000 | | | Second Floor, 80 Great Eastern Street, London, EC2A 3RX |