Clean Harbors, Inc. engages in the business of providing environmental, energy and industrial services. The company operates through four segments: Technical Services, Field Services, Industrial Services and Oil & Gas Field Services. The Technical Services segment provides hazardous material management services, including the packaging, collection, transportation, treatment and disposal of hazardous and non-hazardous waste at company-owned incineration, landfill, wastewater, and other treatment facilities. The Field Services segment provides environmental cleanup services on customer sites or other locations on a scheduled or emergency response basis, including tank cleaning, decontamination, remediation and spill cleanup. The Industrial Services segment provides industrial and specialty services, such as high-pressure and chemical cleaning, catalyst handling, decoking, material processing and industrial lodging services to refineries, chemical plants, pulp and paper mills, and other industrial facilities. The Oil & Gas Field Services segment provides fluid handling, fluid hauling, down hole servicing, surface rentals, exploration, mapping and directional boring services to the energy sector serving oil and gas exploration, production, and power generation. Clean Harbors was founded by Alan S. McKim in 1980 and is headquartered in Norwell, MA.