Centrica Plc is an integrated energy company operating in the UK and North America. The company operates through four business segments: British Gas, Centrica Energy, Centrica Storage and Direct Energy. The British Gas segment provides residential services, including gas and electricity supply, installation, repair and maintenance of domestic central heating, plumbing and drains, maintenance/breakdown service of gas and kitchen appliances; and also provides energy related services to business customers in the United Kingdom. The Centrica Energy segment operations include production, processing, trading and optimization of gas and oil, and the development of new fields to grow reserves. This segment also includes generation, trading and optimization of power from thermal, nuclear and wind sources. The Centrica Storage segment Centrica Storage operates the Rough offshore gas storage facilities. The Direct Energy segment includes the gas and electricity supply to the residential and business customers in North America. This segment's services including installation and maintenance of heating, ventilation and air conditioning equipment, water heaters and the provision of breakdown services. Centrica was founded on February 17, 1997 and is headquartered in Windsor, the United Kingdom.