Clean Harbors

Clean Harbors is North America’s premier provider of environmental and industrial services, trusted by a diverse clientele including a majority of Fortune 500 companies, government agencies, and firms in chemical and manufacturing sectors. The company delivers essential services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning, and recycling. Through its Safety-Kleen subsidiary, Clean Harbors is also North America’s largest used oil re-refiner and recycler, providing parts washers and environmental services to commercial, industrial, and automotive customers. Headquartered in Massachusetts and founded in 1980, its operations span the United States, Canada, Mexico, and Puerto Rico.