Clean Harbors Inc. Company Profile
NYSE: CLHIndustrialsEnvironmental ServicesUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
Clean Harbors at a glance
Clean Harbors Inc. (NYSE: CLH) is a Environmental Services company in the Industrials sector headquartered in Norwell, MA. Clean Harbors is led by Mr. Eric W. Gerstenberg and employs about 22,155 people. At a market capitalization of $16.66 billion, it is considered a large-cap company.
Its SEC Central Index Key (CIK) is 0000822818, which identifies the company's filings on EDGAR.
Summary generated from market data by MetaCap's automated system. Methodology
What does Clean Harbors do?
Clean Harbors, Inc. provides environmental and industrial services in the United States and Canada. The company operates through two segments: Environmental Services and Safety-Kleen Sustainability Solutions. The Environmental Services segment collects, transports, treats, recycles, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and offers CleanPack services, including 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 perform field services. The Safety-Kleen Sustainability Solutions segment provides containerized waste, parts-washer, and vacuum services for automobile repair shops, car and truck dealers, metal fabricators, machine manufacturers, fleet maintenance shops, and other automotive, industrial, and retail customers; collects and transports for hazardous and non-hazardous containerized waste for recycling or disposal; machine cleaning and maintenance, and disposal and replenishment of clean solvent or aqueous fluids; 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 removes and collects waste fluids found at large and small industrial locations, including metal fabricators, auto maintenance providers, and general manufacturers. This segment also manufactures, formulates, and packages lubricants and other products. Clean Harbors, Inc. was incorporated in 1980 and is headquartered in Norwell, Massachusetts.
Business description based on the company's public filings.
Company information
- Legal name
- Clean Harbors Inc.
- Ticker
- NYSE: CLH
- Sector
- Industrials
- Industry
- Environmental Services
- CEO
- Mr. Eric W. Gerstenberg
- Employees
- 22,155
- Headquarters
- 42 Longwater Drive, Norwell, MA, United States
- Phone
- 781 792 5000
- Website
- cleanharbors.com
- Market cap
- $16.66B
- SEC CIK
- 0000822818
- Latest annual report
- 10-K · Feb 18, 2026
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| Company | Price | % Chg | Market cap | Compare |
|---|---|---|---|---|
| GFLGFL Environmental Inc. Subordinate voting shares no par value | 42.33 | +0.69% | $15.28B | vs CLH |
| CWSTCasella Waste Systems Inc. Class A | 84.05 | +0.39% | $5.35B | vs CLH |
| OIOOIO Group | 1.76 | +6.67% | $612.52M | vs CLH |
| PESIPerma-Fix Environmental Services Inc. | 14.16 | -6.10% | $300.45M | vs CLH |
| WCNWaste Connections Inc. | 154.69 | -0.30% | $38.92B | vs CLH |
| WMWaste Management Inc. | 210.10 | +0.56% | $83.98B | vs CLH |