Founded in 1980, Clean Harbors Environmental Services is one of the leading providers of environmental and hazardous waste disposal services in North America. It provides a range of recycling, treatment and disposal options for waste streams. In addition, the public company handles various types of polychlorinated biphenyl-related waste, including transformers, capacitors, ballasts, and assorted liquids and solids. Clean Harbors Environmental Services wastewater treatment services include aqueous treatment technologies for liquid and semiliquid wastewater. It offers waste packing services for schools, hospitals, research laboratories, and the pharmaceutical, biotechnology and chemical industries. The company owns and manages more than 100 locations in over 30 U.S. states. It operates Eveready, which has expertise in several types of hazardous material management solutions.