Clean Harbors: Number of Employees 2010-2023 | CLH

Interactive chart of Clean Harbors (CLH) annual worldwide employee count from 2010 to 2023.
  • Clean Harbors total number of employees in 2023 was 21,021, a 6.3% increase from 2022.
  • Clean Harbors total number of employees in 2022 was 19,775, a 8.06% increase from 2021.
  • Clean Harbors total number of employees in 2021 was 18,300, a 35.56% increase from 2020.
  • Clean Harbors total number of employees in 2020 was 13,500, a 6.25% decline from 2019.
Clean Harbors Annual Employee Count
2023 21,021
2022 19,775
2021 18,300
2020 13,500
2019 14,400
2018 14,200
2017 12,700
2016 12,400
2015 12,900
2014 13,000
2013 13,000
2012 13,180
2011 8,320
2010 6,840
2009 6,399
Sector Industry Market Cap Revenue
Business Services Waste Removal Services $10.478B $5.409B
Clean Harbors, Inc. is a leading provider of environmental, energy and industrial services in North America, wherein it operates the largest number of hazardous waste incinerators, landfills and treatment, storage and disposal facilities. It provides a broad range of services such as end-to-end hazardous waste management, emergency response, industrial cleaning and maintenance, and recycling services. Clean Harbors is also the largest re-refiner and recycler of used oil globally and the leading provider of parts washers and environmental services to commercial, industrial and automotive customers in North America. The company's strategy is to develop and maintain relationships with a diverse group of customers that seek environmental, energy or industrial services.
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