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CMS Energy Corporation

CMS Energy Corp. engages in the utility businesses as an energy company primarily in Michigan. The company operates in three segments: Electric Utility, Gas Utility, and Enterprises. It engages in the generation, purchase, transmission and distribution of electricity, and natural gas distribution. The company also generates electricity and owns independent power projects. CMS Energy was founded by Clinton D. Mechem and Elijah Whelan on November 10, 1987 and is headquartered in Jackson, MI.

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