Clean Harbors, Inc.
Clean Harbors, Inc. (NYSE: CLH) provides environmental and industrial services across North America to industrial, commercial, government and municipal customers. Its Environmental Services segment collects, transports, treats, recycles and disposes of hazardous and non-hazardous waste, and provides industrial… From the company’s description.
In fiscal 2025, Clean Harbors, Inc. reported revenue of $6.03B, up 2.4% from fiscal 2024, and net income of $390.97M. Its operating margin was 11.2%, and operations generated $866.73M in cash. Over the twelve months to Jun 30, 2026, revenue was $6.24B.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What Clean Harbors, Inc. does
In the company’s own words
Clean Harbors, Inc. (NYSE: CLH) provides environmental and industrial services across North America to industrial, commercial, government and municipal customers. Its Environmental Services segment collects, transports, treats, recycles and disposes of hazardous and non-hazardous waste, and provides industrial maintenance, site remediation, emergency response, wastewater treatment, parts cleaning and PFAS-related services. Its Safety-Kleen Sustainability Solutions segment collects used oil and related automotive fluids, then re-refines and recycles them into base oils, lubricants and other products; it also sells automotive and industrial supplies. The company operates a network of more than 100 waste disposal facilities, including incinerators, landfills, treatment facilities and solvent recycling centers. Its products and services include the CleanPack®, InSite Service® and Performance Plus® offerings. In 2025, Clean Harbors generated $6.03 billion in revenue, including 91% from the United States and 9% from Canada. Its website is http://www.cleanharbors.com.
Company details
- Sector
- Industrials
- Industry (SIC)
- Electric, Gas & Water
- Headquarters
- NORWELL, MA
- Fiscal year end
- December
- CIK
- 822818
- SIC
- 4955
Financial performance, year by year
Fiscal 2013–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Clean Harbors, Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Largest fund holders · Clean Harbors, Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Clean Harbors, Inc.’s bonds, as funds hold them
Funds report holding 3 issues of Clean Harbors, Inc.’s debt, $644.22M at market value — what funds hold, not the company’s total debt. Weighted-average coupon 5.85%, maturing 2029 to 2033.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
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