 NORWELL, Mass.--BUSINESS WIRE--Clean Harbors, Inc. Clean Harbors NYSE: CLH, the leading provider of environmental and industrial services throughout North America, today announced that Chief Financial Officer Michael L. Battles, Chief Accounting Officer Eric J. Dugas and SVP Investor Relations Jim Buckley will be presenting at the BofA Securities Leveraged Finance Conference 2021. Clean Harbors presentation will take place at 3:00 p.m. ET, Tuesday, November 30, and will be webcast live 