Company · Water & Sanitation Services
Clean Harbors Environmental Services, Inc
Federal civil lawsuits naming Clean Harbors Environmental Services, Inc, a Water & Sanitation Services company.
- Ticker
- NYSE: CLH
- Business
- Hazardous Waste Management
- Headquarters
- Norwell, MA
- Incorporated in
- Massachusetts
- SEC CIK
- 822818
Clean Harbors Environmental Services, Inc is a public company in Hazardous Waste Management, based in Norwell, MA (traded on NYSE as CLH, incorporated in Massachusetts). It appears in 91 federal civil lawsuits in this index, most often as a defendant (64 of 91). These cases are most often Contract and Civil Rights matters, filed between 1990 and 2025, most frequently in District Court, D. Massachusetts. The most common causes of action are Employment, Employment Discrimination, and Fair Labor Standards Act. Frequent opposing parties include Clean Harbors Inc, Northwest Administrators Inc, and M.H. Properties, Inc.
91
Lawsuits
64
As Defendant
27
As Plaintiff
4
Open
87
Terminated
1990–2025
Span
9 mo
Median Duration
2.5 cases/yrPredominantly defendant · 70%Activity declining
Cases by State
PR · 1
Open Cases Over Time
1990peak 4 open2025
Case Types Over Time
19902025
ContractCivil RightsLaborFederal Tax / Statutory ActionsSecurities / Commodities
Filings by Year
19902025