Advanced Emissions Solutions, Inc. announced the appointment of Carol Eicher to the Board of Directors ("Board") to fill the remaining vacancy on the Board effective April 29, 2019. Ms. Eicher brings over 30 years of experience in global manufacturing, operations and mergers and acquisitions from her senior leadership positions at Innocor Inc., The Dow Chemical Company, Rohm and Haas Company, Ashland Chemical Company and E.I. DuPont de Nemours and Company, Inc. Ms. Eicher currently serves on the Board of Directors for Tennant Company since 2008. Ms. Eicher served as the Chief Executive Officer of Innocor, Inc. from May 2014 to July 2017 and as a non-executive board chairman of Innocor, Inc. from August 2017 to April 2018.