British Gas
British Gas is not only one of the Big Six energy providers, but also the largest supplier of gas in the United Kingdom. The companies serve almost eleven million energy customers at the domestic level throughout the country. British New Heating Limited and British Gas service Limited are two branches of Centrica. Centrica is a UK firm included in the FTSE 100 list and operates mainly in Britain, North America and Ireland. The companies treats customers the highest esteem in all their operations. British gas aims to be the leader in the energy industry by providing integrated services such as: