Rod Marlin, an independent Director of the Company since 2009, was the President and Chief Executive Officer of Eveready Inc., a public company headquartered in Edmonton, Alberta, until it was acquired by Clean Harbors in 2009. From October 2009 until January 2014, Mr. Marlin was the Chief Executive Officer of ENTREC Corporation, a public Canadian company listed on the TSX Exchange which provides crane, heavy haul transportation, engineering, logistics and related services. Mr. Marlin currently serves as Executive Chairman. Approximately 20% of Clean Harbors' total revenues during 2017were recorded in Canada. Mr. Marlin brings to the Board extensive knowledge of Canadian culture and business practices, in addition to his skills in acquiring, developing, managing and selling various Canadian businesses.