CLH vs GFL

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.

GFL Environmental Inc. Subordinate voting shares no par value

GFL Environmental Inc. operates as a diversified environmental services company in Canada and the United States. The company offers non-hazardous solid waste management, infrastructure and soil remediation, and liquid waste management services. Its solid waste management business line includes the collection, transportation, transfer, recycling, and disposal of non-hazardous solid waste for municipal, residential, and commercial and industrial customers. The company's infrastructure and soil remediation business line provides remediation of contaminated soils, as well as complementary services, including civil, demolition, and excavation and shoring services. Its liquid waste management business collects, manages, transports, processes, and disposes of a range of industrial and commercial liquid wastes, as well as resells liquid waste products. The company was founded in 2007 and is headquartered in Vaughan, Canada.