Clean Harbors | CLH - Employees Total Number


Clean Harbors reported 22.8K in Employees for its fiscal year ending in December of 2024.





Employees Change Date
ABM Industries 117K 6K Oct/2024
Bright Horizons Family Solutions 32.05K 650 Dec/2024
Casella Waste Systems 5.1K 900 Dec/2024
CECO Environmental 1.2K 200 Dec/2023
Clean Harbors 22.8K 1.78K Dec/2024
Enviri Corporation 13K 1000 Dec/2023
Fastenal 20.72K 867 Dec/2023
Gartner 21.04K 807 Dec/2024
Grainger 23.5K 300 Dec/2024
H&R Block 4.3K 100 Dec/2025
Hannon Armstrong Sustnbl Infrstr Cap 153 16 Dec/2024
ManpowerGroup 26.7K 1.2K Dec/2024
MSC Industrial Direct 7.19K 60 Aug/2024
Quest Resource 195 2 Dec/2023
Republic Services 42K 1000 Dec/2024
Robert Half International 14.7K 300 Dec/2024
Rollins 20.26K 1.23K Dec/2024
S&P Global 42.35K 1.9K Dec/2024
Team 5.4K 200 Dec/2023
Tetra Tech 25K 5K Dec/2025
Veolia 207.39K 27.68K Dec/2022
Verisk Analytics 7.8K 300 Dec/2024
Waste Management 61.7K 13.7K Dec/2024
Wesco International 20K 0 Dec/2024