CMS Energy Corporation revenue for the last year amounted to 7.46 B USD, the most of which — 4.75 B USD — came from its highest performing source at the moment, Electric Utility, the year earlier bringing 5.42 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought CMS Energy Corporation 7.46 B USD, and the year before that — 8.60 B USD.