Clean Harbors, Inc. (NYSE: CLH), the leading provider of environmental, energy and industrial services throughout North America, will host its fourth-quarter and full-year 2013 conference call on Wednesday, February 26, 2014 at 9:00 a.m. ET. On the call, Chairman and Chief Executive Officer Alan S. McKim and Vice Chairman, President and Chief Financial Officer James M. Rutledge will discuss Clean Harbors’ financial results, business outlook and growth strategy. Those who wish to listen to the fourth-quarter 2013 conference call webcast should visit the Investor Relations section of the Company’s website at www.cleanharbors.com. The live call also can be accessed by dialing 877.709.8155 or 201.689.8881 prior to the start of the call. If you are unable to listen to the live call, the webcast will be archived on the Company’s website. About Clean Harbors Clean Harbors (NYSE: CLH) is North America’s leading provider of environmental, energy and industrial services. The Company serves a diverse customer base, including a majority of the Fortune 500, across the chemical, energy, manufacturing and additional markets, as well as numerous government agencies. These customers rely on Clean Harbors to deliver a broad range of services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling services. Through its Safety-Kleen subsidiary, Clean Harbors also is North America’s largest re-refiner and recycler of used oil and a leading provider of parts washers and environmental services to commercial, industrial and automotive customers. Founded in 1980 and based in Massachusetts, Clean Harbors operates throughout the United States, Canada, Mexico and Puerto Rico. For more information, visit www.cleanharbors.com.