Utilities

Alliant Energy, Alliant Energy Corporation is a public utility holding company serving approximately 1 million electric and more than 400,000 natural gas customers in Iowa, Minnesota and Wisconsin. The company is a leader in economic and community development and partners with the communities it serves to help them reach economic potential.

MidAmerican Energy, MidAmerican Energy Company, Iowa's largest energy company, is strategically located in the middle of several major markets in the Midwest. Headquartered in Des Moines, Iowa, it provides service to customers in a 10,600-square-mile area in Iowa, Illinois, Nebraska and South Dakota. MidAmerican Energy Company is a subsidiary of MidAmerican Energy Holdings Company.