CLH vs RSG

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.

Republic Services Inc.

Republic Services, Inc., together with its subsidiaries, provides non-hazardous solid waste collection, transfer, disposal, recycling, and environmental services in the United States. The company serves small-container, large-container, and municipal and residential customers. The company's collection services include curbside collection of material for transport to transfer stations, landfills, or recycling processing centers; supply of recycling and waste containers; and renting of compactors. It is also involved in the processing and sale of old corrugated containers, old newsprint, aluminum, glass, and other materials; and provision of landfill and transfer services. In addition, the company offers disposal of non-hazardous solid and liquid material and in-plant services, such as transportation and logistics. As of December 31, 2020, the company operated through 345 collection operations, 220 transfer stations, 186 active landfills, 76 recycling processing centers, 9 salt water disposal wells, and 7 deep injection wells, as well as 6 treatment, recovery, and disposal facilities in 41 states. It also operated 75 landfill gas-to-energy and renewable energy projects and had 128 closed landfills. The company was incorporated in 1996 and is based in Phoenix, Arizona.