Centrica plc is a British
multinational utility company with its headquarters in
Windsor, Berkshire. Its principal activity is the supply of electricity and gas to businesses and consumers in the United Kingdom, the Republic of Ireland and North America. It is the largest supplier of gas to domestic customers in the UK, and one of the largest suppliers of electricity, operating under the trading names
Scottish Gas in Scotland and
British Gas in England and Wales. It owns
Bord Gáis Energy in the Republic of Ireland. It is also active in the exploration and production of natural gas; electricity generation; and the provision of household services including plumbing.