Centrica plc is an energy and services company. The Company's segments include Energy Supply & Services-UK & Ireland, Energy Supply & Services-North America, Connected Home, Distributed Energy & Power, Energy Marketing & Trading, Exploration & Production, Central Power Generation and Centrica Storage. The Energy Supply & Services-UK & Ireland segment includes UK Home, UK Business and Ireland. The Energy Supply & Services-North America segment includes NA Home and NA Business. The Company is engaged in the supply of gas and electricity to residential customers in the United Kingdom, and the installation, repair and maintenance of domestic central heating, plumbing and drains, gas appliances and kitchen appliances, including the provision of fixed-fee maintenance/breakdown service and insurance contracts in the United Kingdom. The Company is engaged in the supply of gas and electricity and provision of energy-related services to business customers in the United Kingdom.