Black Hills Corp. announced the appointment of Barry M. Granger and Scott M. Prochazka to its board of directors, effective October 1, 2020. In anticipation of future retirements, the board also temporarily increased the size of the board from 10 to 12 directors. Granger has more than 35 years of experience in the chemical and industrial industries, including a 35-year career at DuPont and Dow Chemical Companies, successfully growing complex and large businesses, developing and commercializing new technologies and optimizing business processes. Prochazka is an accomplished and experienced senior executive and leader within the regulated utilities industry, with a reputation as an innovative operator with a focus on customer experience, growth and continuous improvement.