BLACK HILLS CORPORATION

BKH · NEW YORK STOCK EXCHANGE INC.

Other Electric Power Generation

Black Hills Corp. is a customer focused, growth-oriented utility company with a tradition of improving life with energy and a vision to be the energy partner of choice. Based in Rapid City, South Dakota, the company serves 1.3 million natural gas and electric utility customers in eight states: Arkansas, Colorado, Iowa, Kansas, Montana, Nebraska, South Dakota and Wyoming.