CMS Energy Corporation

CMS Energy Corporation is an energy holding company operating primarily through its subsidiary Consumers Energy, Michigan's largest electric and natural gas utility serving approximately 6.8 million residents across the state's Lower Peninsula. The company provides regulated electric service to 1.8 million customers and natural gas service to 1.8 million customers, operating as one of the nation's largest combination utilities. CMS Energy's second major business segment, NorthStar Clean Energy, engages in wholesale power generation and operates independent power generating plants across several states, offering custom energy and carbon reduction solutions to commercial clients. The company maintains substantial natural gas storage capacity among the largest in the United States, supporting seasonal energy needs. CMS Energy is transitioning toward cleaner energy sources, with approximately 10 percent of its power supply derived from wind, solar, hydro, and biomass resources. The company serves as a regulated utility in the utilities sector, providing essential energy infrastructure and services to residential, commercial, and industrial customers throughout Michigan and beyond.