ALLIANT ENERGY CORPORATION

Alliant Energy Corporation specializes in the transmission and distribution of electricity and natural gas in Iowa and Wisconsin. Net sales break down by activity as follows: - electricity transmission and distribution (84.8%): 33.1 GWh sold in 2025 to 1,012,286 customers; - transportation and distribution of natural gas (12%): 4.7 billion m3 distributed among 433,344 customers; - other (3.2%). Employees 2,948 Sector Electric Utilities