Alliant Energy

Alliant Energy Corporation is a regulated electric and natural gas utility holding company headquartered in Madison, Wisconsin. Through its principal subsidiaries, Interstate Power and Light Company and Wisconsin Power and Light Company, Alliant Energy provides electricity generation, transmission, and distribution, along with natural gas distribution and transportation services to customers across Iowa and Wisconsin. The company serves residential, commercial, industrial, and agricultural users, supporting everyday energy needs and essential infrastructure in the Midwest. Its business is centered on utility operations, system reliability, customer service, and the delivery of energy resources through regulated markets. Alliant Energy Corporation plays a significant role in regional power and gas supply, helping connect local communities and businesses to dependable utility services.