About Clean Harbors

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Clean Harbors' Vision

"To be recognized as the premier provider of environmental, energy and industrial services."

Company Overview

Clean Harbors (NYSE: CLH) is North America’s leading provider of environmental and industrial services. The Company serves a diverse customer base, including a majority of Fortune 500 companies. Its customer base spans a number of industries, including chemical and manufacturing, 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, Puerto Rico and India.

The Company operates two reporting segments – Environmental Services and Safety-Kleen Sustainability Solutions – which are made up of several businesses.

Environmental Services

This segment provides a broad range of vertically integrated hazardous and non-hazardous material management services. These include a variety of collection, packaging, transportation, recycling, treatment, and disposal services, which are offered at Company-owned recycling, incineration, landfill, wastewater, and other treatment facilities. Clean Harbors operates more than 100 waste disposal facilities in the United States. The Company also provides industrial and field services that provide various lines of business to its customer base while driving additional waste volumes into its disposal network. Industrial services include high-pressure and chemical cleaning, decoking, hydro excavation, material processing, and oilfield production support. Field services consists of a wide variety of environmental cleanup services, including tank cleaning, remediation, decontamination, and spill response. Through its Safety-Kleen Environmental branches, the company provides parts washing, containerized waste collection and other environmental services, primarily aimed at the small quantity generator market.

Safety-Kleen

This segment offers high quality recycled base and blended oil products to end users including fleet customers, distributors and manufacturers of oil products The segment’s closed-loop environmental solutions enable customers to effectively manage their waste streams, capturing economic advantages through reduced costs and the sale of recovered products. Safety-Kleen Sustainability Solutions’ re- refineries produce approximately 150 million gallons of base oil annually, a portion of which is blended into finished lubricants under its Performance Plus brand. The majority is sold under its KLEEN+ base oil brand.

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