MidAmerican Energy Company is an electric and natural gas utility serving approximately 1.4 million customers across Iowa, Illinois, and South Dakota. It has over $8.6 billion in assets and 8,185 megawatts of electric generating capacity. MidAmerican has invested heavily in wind power and is the largest owner of wind generation among regulated utilities in the US. The company also focuses on maintaining low and competitive rates while receiving high customer satisfaction ratings and investing in its communities.