AGL Resources brings its resources to customers in seven states through its fleet of utilities. Its Nicor Gas unit has 2.2 million customers in Illinois; Atlanta Gas Light, 1.5 million natural gas customers in Georgia. AGL also distributes natural gas to 4.5 million customers in seven US states. Through its nonregulated subsidiaries, AGL markets natural gas to retail and wholesale customers, stores and transports gas, and offers asset and risk management services. The company serves 645,000 energy customers and 1.2 million service contracts across through its SouthStar unit. In mid-2016 the company was bought by Southern Company for $8 billion.