CMS ENERGY CORP

CMS Energy Corporation and Consumers Energy Company are energy companies operating primarily in Michigan. CMS Energy is the parent holding company of several subsidiaries, including Consumers, an electric and gas utility, and NorthStar Clean Energy, a domestic independent power producer and marketer. Consumers provides electricity and natural gas to 6.8 million of Michigan's 10 million residents. CMS Energy operates in three business segments: electric utility, gas utility, and NorthStar Clean Energy. Consumers Electric Utility generates, purchases, distributes, and sells electricity, with operating revenue of $4.7 billion in 2023. Consumers' electric utility operations are not dependent on a single customer and serve a mix of residential, commercial, and industrial customers. Consumers Electric Utility owns and operates electric generation and distribution facilities, including 270 miles of high-voltage distribution overhead lines, four miles of high-voltage distribution underground lines, 82,049 miles of electric distribution overhead lines, 9,708 miles of underground distribution lines, and 1,099 substations. Consumers is interconnected to the interstate high-voltage electric transmission system and neighboring utilities. CMS Energy's website is [www.cmsenergy.com](http://www.cmsenergy.com), and Consumers Energy's website is [www.consumersenergy.com](http://www.consumersenergy.com). CMS Energy's ticker symbol is CMS and Consumers Energy's ticker symbol is CMSD.