Consumers Energy Company (Consumers) owns and operates electric distribution and generation facilities and gas transmission, storage, and distribution facilities. The Company's operations consist of electric utility operations, which include the generation, purchase, distribution, and sale of electricity, and gas utility operations, which include the purchase, transmission, storage, distribution, and sale of natural gas. Consumers serves individuals and businesses operating in the alternative energy, automotive, chemical, metal, and food products industries, as well as a diversified group of other industries. During the fiscal year ended December 31, 2011, the Company served 1.8 million electric customers and 1.7 million gas customers in Michigan's Lower Peninsula. During 2011, it was providing electricity and/or natural gas to 6.7 million of Michigan's 10 million residents. The Company is a wholly owned subsidiary of CMS Energy Corporation.