PQ Group Holdings Inc. (PQG) Q1 2021 Earnings Conference Call May 6, 2021 11:00 AM ET Company Participants Nahla Azmy - Vice President of Investor Relations and Financial Communications Belgacem Chariag - President & Chief Executive Officer Michael Crews - Chief Financial Officer Conference Call Participants David Begleiter - Deutsche Bank Angel Castillo - Morgan Stanley Alex Yefremov - KeyBanc Capital Markets David Silver - C.L. King Operator Good morning. My name is Catherine and I'll be your conference o ...