CLH vs ECOL

Clean Harbors Inc.

Clean Harbors, Inc. provides environmental and industrial services in North America. The company operates through two segments, Environmental Services and Safety-Kleen. The Environmental Services segment collects, transports, treats, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, fuel blending, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and CleanPack services, which comprise collection, identification, categorization, specialized packaging, transportation, and disposal of laboratory chemicals and household hazardous waste. This segment also provides industrial maintenance and specialty industrial services, and utilizes specialty equipment and resources that performs field services. The Safety-Kleen segment offers specially designed parts washers; automotive and industrial cleaning products, such as antifreeze, windshield washer fluid, degreasers, glass and floor cleaners, hand cleaners, absorbents, mats, and spill kits; pickup and transportation services for hazardous and non-hazardous containerized waste for recycling or disposal; and vacuum services to remove solids, residual oily water and sludge, and other fluids from customers oil/water separators, sumps, and collection tanks, as well as remove and collect waste fluids found at metal fabricators, auto maintenance providers, and general manufacturers. This segment also manufactures, formulates, packages, distributes, and markets lubricants; and provides containerized waste, vac services, used motor oil collection, and contract blending and packaging services. Clean Harbors, Inc. was founded in 1980 and is headquartered in Norwell, Massachusetts.

US Ecology Inc

US Ecology, Inc., through its subsidiaries, provides environmental services to commercial and government entities in the United States, Canada, Europe, the Middle East, Africa, Mexico, internationally. It operates through three segments: Waste Solutions, Field Services, and Energy Waste. The Waste Solutions segment offers specialty waste management services, including treatment, disposal, beneficial re-use, and recycling of hazardous, non-hazardous, and other specialty waste at company-owned treatment, storage, and disposal facilities, as well as wastewater treatment services. The Field Services segment provides safe and compliant logistics, and response solutions, which includes specialty waste packaging, collection, transportation, and total waste management; land and marine based emergency response, OSRO standby compliance, remediation, and industrial services. The Energy Waste segment provides safe and compliant energy waste management, and critical support services to up-stream oil and gas customers. Its services include spill containment and site remediation; equipment cleaning and maintenance services; specialty equipment rental, including tanks, pumps, and containment; safety monitoring and management; and transportation and disposal. US Ecology, Inc. serves oil refineries, chemical production plants, steel mills, real estate developers, and waste brokers/aggregators serving small manufacturers, and other industrial customers. The company was formerly known as American Ecology Corporation and changed its name to US Ecology, Inc. in February 2010. US Ecology, Inc. was founded in 1952 and is headquartered in Boise, Idaho.