 NEW YORK, Dec. 17, 2020 GLOBE NEWSWIRE -- Attorney Advertising-- Bronstein, Gewirtz Grossman, LLC reminds investors that a class action lawsuit has been filed against Covia Holdings Corporation fka Fairmount Santrol Holdings Inc. Covia or the Company OTC: CVIAQ NYSE: CVIA NYSE: FMSA and certain of its officers, on behalf of shareholders who purchased or otherwise acquired Covia securities between March 15, 2016 to June 29, 2020, both dates inclusive the Class Period. Such investors are encouraged to join this case by visiting the firms site: 