 GREENWOOD VILLAGE, Colo., Feb. 24, 2021 GLOBE NEWSWIRE -- Advanced Emissions Solutions, Inc. NASDAQ: ADES the Company or ADES today announced the Company expects to release its fourth quarter 2020 financial results and file its Annual Report on Form 10-K for the year ended December 31, 2020 after market close on Wednesday, March 10, 2021. A conference call to discuss the Companys financial performance is scheduled to begin at 9:00 a.m. Eastern Time on Thursday, March 11, 2021. 