Alliant Energy

Alliant Energy Corporation is a public utility holding company that incorporated in Madison, Wisconsin in 1981. It consists of two subsidiaries: Alliant Energy Corporation is a public utility holding company headquartered in Madison, Wisconsin. Alliant Energy's two regulated utilities include Interstate Power and Light Company and Wisconsin Power and Light Company . IPL started in 1925 as the Interstate Power Company and which was a consolidation of several small utility companies scattered across northern Iowa and southern Minnesota. IPC merged or consolidated with several other Iowa based... utilities before forming IPL, which was later merged with WPL. IPC expanded greatly in the late 1920s to include operations in Iowa, Wisconsin, Minnesota, North and South Dakota, Nebraska, Oklahoma, and Manitoba . One of the largest purchases in the late 1920s was the purchase of what became its northern Minnesota territory from the Wilbur Foshay interests. In the 1930s and 1940s, the effects of the Depression and passage of laws to regulate utility operations at the state and federal level had an effect on IPC as well as its neighbors.
more