Summit Materials, Inc. (NYSE:SUM) Q2 2020 Results Earnings Conference Call July 22, 2020 11:00 AM ET Company Participants Karli Anderson - Vice President, Investor Relations Tom Hill - President and CEO Brian Harris - Chief Financial Officer Conference Call Participants Kathryn Thompson - Thompson Research Group Trey Grooms - Stephens, Inc. Anthony Pettinari - Citi Phil Ng - Jefferies Stanley Elliott - Stifel Seldon Clarke - Deutsche Bank Garik Shmois - Loop Capital Operator Ladies and gentlemen, thank you ...