NORWELL, Mass.–(BUSINESS WIRE)–Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH) today announced that its Founder and Executive Chairman, Alan S. McKim, has informed the Board of Directors of his intention to retire from the Board and his role as Chief Technology Officer upon the Board appointing a new Chair. The Board expects to appoint an independent Chair later this summer as part of a planned leadership transition. McKim founded Clean Harbors in 1980 and served as Chairma