Cloud Peak Energy Inc. announced that, effective July 7, 2015, Robert Skaggs has been elected to the Cloud Peak Energy Board of Directors and will also serve as a member of the Audit Committee, the Compensation Committee and the Nominating and Corporate Governance Committee of the Board. Prior to CPG separation from NiSource Inc. in July 2015, Skaggs served as chief executive officer of NiSource since 2005 and president since 2004.