Integrys Energy Group Inc. is an energy holding company. The Company along with its wholly owned subsidiaries provides products and services in both the regulated and non-regulated energy markets. The Company operates in five segments: Natural gas utility, Electric utility, Integrys Energy Services, Electric Transmission Investment and Holding Company and Other Segment. Natural gas utilities and Electric utility operations provide service to residential, commercial and industrial, transportation, storage services and other customers. Integrys Energy Services is a non-regulated retail energy supply and services company that sells electricity and natural gas in deregulated markets.

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