News · 26 weeks64+25%
2026-04-262026-10-18
Mix2990d
- Insider12(41%)
- Other8(28%)
- SEC Filings5(17%)
- Analyst2(7%)
- Earnings2(7%)
Latest news
25 items- PRClean Harbors Issues 2026 Sustainability ReportClean Harbors, Inc. ("Clean Harbors") (NYSE:CLH), the leading provider of environmental and industrial services throughout North America, today published its 2026 Sustainability Report, which highlights its efforts to better the environment, protect local communities, and provide responsible corporate governance. Clean Harbors provides customers with safe and compliant environmental solutions and implements its own sustainable business practices that conserve resources and reduce impact. As measured by its Net Climate Benefit factor, Clean Harbors avoided more than twice the greenhouse gas emissions (GHG) generated from its operations in 2025. The complete Sustainability Report, which hig
- PRClean Harbors to Announce Third-Quarter 2026 Financial Results on October 28Clean Harbors, Inc. (NYSE:CLH), the leading provider of environmental and industrial services throughout North America, will host its third-quarter 2026 financial results conference call on Wednesday, October 28, 2026, at 9:00 a.m. ET. On the call, Co-Chief Executive Officers Michael L. Battles and Eric W. Gerstenberg, Chief Financial Officer Eric J. Dugas, and Senior Vice President of Investor Relations Jim Buckley will discuss Clean Harbors’ financial results, business outlook and growth strategy. Those who wish to listen to the conference call webcast should visit the Investor Relations section of the Company’s website at www.cleanharbors.com. The live call also can be accessed by di
- SECSEC Form 8-K filed by Clean Harbors Inc.8-K - CLEAN HARBORS INC (0000822818) (Filer)
- PROne Rock Capital Partners Completes Sale of EnviroServe to Clean HarborsOne Rock Capital Partners, LLC (together with its affiliates, "One Rock"), a value-oriented, operationally focused private equity firm, today announced that it has completed the previously announced sale of EnviroServe Inc. and its related affiliates (collectively, "EnviroServe" or the "Company") to Clean Harbors, Inc. ("Clean Harbors") (NYSE:CLH) for $470 million. EnviroServe is a provider of environmental and waste management services, with a service offering spanning remediation, rail services, industrial cleaning and emergency response, as well as hazardous and non-hazardous waste transportation and processing. One Rock acquired EnviroServe through a carve-out from Savage Companies an
- PRClean Harbors Completes Acquisitions of EnviroServe and ES&HTransactions Expand Clean Harbors’ Technical Services and Field Services Businesses EnviroServe’s Network of Waste Handling Locations Boosts Company’s Collection Capabilities ES&H Adds Established Emergency Response Leader in the U.S. Gulf Region Total Spend of $775 Million with a Combined Post-Synergy Deal Multiple of 8.9X Adjusted EBITDA Clean Harbors, Inc. ("Clean Harbors" or the "Company") (NYSE:CLH), a leading provider of environmental and industrial services throughout North America, today announced the completion of its previously announced acquisitions of EnviroServe, a national provider of environmental and waste management services, and ES&H, a leading regional provid
- SECClean Harbors Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits8-K - CLEAN HARBORS INC (0000822818) (Filer)
- PRClean Harbors Prices Offering of Senior Notes Due 2034Clean Harbors, Inc. ("Clean Harbors" or the "Company") (NYSE:CLH), announced today that it has priced a private offering of $600 million of senior notes due 2034 (the "notes"). The notes, which carry an interest rate of 6.250%, were priced for purposes of resale at 100.000% of their aggregate principal amount. The issuance and sale of the notes is expected to close on or about October 1, 2026, subject to customary closing conditions. The Company intends to use the net proceeds from the offering of notes to finance the purchase price of the Company’s previously announced acquisition of EnviroServe, a national provider of environmental and waste management services (the "EnviroServe Acquisi
- PRClean Harbors Announces $600 Million Senior Notes OfferingClean Harbors, Inc. ("Clean Harbors" or the "Company") (NYSE:CLH), announced today that it is commencing a private offering of $600 million of senior notes (the "notes"). Clean Harbors expects the notes to mature in 2034. The Company intends to use the net proceeds from the offering of notes to finance the purchase price of the Company’s previously announced acquisition of EnviroServe, a national provider of environmental and waste management services (the "EnviroServe Acquisition"), and the remainder of the net proceeds to repay the borrowings under its revolving credit facility that were incurred to partially finance the purchase price of the Company’s previously announced acquisition o
- ANALYSTWilliam Blair initiated coverage on Clean HarborsWilliam Blair initiated coverage of Clean Harbors with a rating of Outperform
- INSIDERCO-CEO Gerstenberg Eric W sold $803,350 worth of shares (2,500 units at $321.34), decreasing direct ownership by 4% to 56,793 units (SEC Form 4)4 - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: CO-CEO Gerstenberg Eric W covered exercise/tax liability with 564 shares, decreasing direct ownership by 0.94% to 59,293 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: CO-CEO Gerstenberg Eric W sold $293,000 worth of shares (1,000 units at $293.00), decreasing direct ownership by 2% to 59,857 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: CO-CEO Gerstenberg Eric W covered exercise/tax liability with 977 shares and returned 2,166 shares to the company, decreasing direct ownership by 5% to 60,857 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: CO-CEO Gerstenberg Eric W sold $699,650 worth of shares (2,500 units at $279.86), decreasing direct ownership by 4% to 64,000 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: EVP CHIEF FINANCIAL OFFICER Dugas Eric J. covered exercise/tax liability with 447 shares, decreasing direct ownership by 2% to 17,620 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: EVP CHIEF FINANCIAL OFFICER Dugas Eric J. covered exercise/tax liability with 630 shares and returned 1,324 shares to the company, decreasing direct ownership by 10% to 18,067 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDERAmendment: EVP CHIEF FINANCIAL OFFICER Dugas Eric J. sold $784,292 worth of shares (2,788 units at $281.31), decreasing direct ownership by 12% to 20,021 units (SEC Form 4)4/A - CLEAN HARBORS INC (0000822818) (Issuer)
- SECClean Harbors Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits8-K - CLEAN HARBORS INC (0000822818) (Filer)
- PROne Rock Capital Partners Announces Sale of EnviroServe to Clean HarborsOne Rock Capital Partners, LLC (together with its affiliates, "One Rock"), a value-oriented, operationally focused private equity firm, today announced that it has entered into a definitive agreement to sell EnviroServe Inc. and its related affiliates (collectively, "EnviroServe" or the "Company") to Clean Harbors, Inc. ("Clean Harbors") (NYSE:CLH) for $470 million. The transaction is expected to close in the second half of 2026, subject to regulatory approval and other customary conditions. EnviroServe is a provider of environmental and waste management services, with an extensive service offering spanning remediation, rail services, industrial cleaning and emergency response, as well as
- PRClean Harbors to Acquire EnviroServe for $470 MillionNational Provider of Environmental and Waste Management Services Expands Growth Opportunities in Company’s Environmental Services Segment Network of 40 Locations, Specialized Fleet of Rolling Stock and Long-Tenured Customer Base Complement Clean Harbors’ U.S. Footprint Clean Harbors Anticipates $25 Million in Cost Synergies, Creating a Post-Synergy Deal Multiple of Approximately 9X Adjusted EBITDA Transaction Expected to Close in Second Half of 2026 Clean Harbors, Inc. ("Clean Harbors" or the "Company") (NYSE:CLH), a leading provider of environmental and industrial services throughout North America, today announced that it has entered into a definitive agreement to acquire Envi
- INSIDERCO-CEO Battles Michael Louis covered exercise/tax liability with 1,032 shares, decreasing direct ownership by 1% to 94,355 units (SEC Form 4)4 - CLEAN HARBORS INC (0000822818) (Issuer)
- INSIDEREXEC. VICE PRESIDENT (CHESI) Curtis George L covered exercise/tax liability with 1,757 shares, decreasing direct ownership by 4% to 44,291 units (SEC Form 4)4 - CLEAN HARBORS INC (0000822818) (Issuer)
- SECSEC Form SCHEDULE 13G filed by Clean Harbors Inc.SCHEDULE 13G - CLEAN HARBORS INC (0000822818) (Subject)
- INSIDERDirector Robertson Andrea sold $247,754 worth of shares (789 units at $314.01), decreasing direct ownership by 8% to 8,979 units (SEC Form 4)4 - CLEAN HARBORS INC (0000822818) (Issuer)
- SECSEC Form 10-Q filed by Clean Harbors Inc.10-Q - CLEAN HARBORS INC (0000822818) (Filer)
CLH FAQ
6 questionsWhat does Clean Harbors Inc. do?
Clean Harbors, Inc. provides environmental and industrial services in North America. The company operates through two segments, Environmental Services and Safety-Kleen. The Environmental Services segment collects, transports, treats, and disposes hazardous and non-hazardous waste, such as resource recovery, physical treatment, fuel blending, incineration, landfill disposal, wastewater treatment, lab chemicals disposal, and explosives management services; and CleanPack services, which comprise collection, identification, categorization, specialized packaging, transportation, and disposal of...Where does CLH stock trade?
Clean Harbors Inc. (CLH) is listed on NYSE.What sector and industry is CLH in?
Clean Harbors Inc. operates in the Industrials sector, Environmental Services industry.What are analysts saying about CLH?
Clean Harbors Inc. has had 8 recent analyst actions on file. The most recent action was from William Blair: Outperform on 2026-09-10.What companies are similar to CLH?
Notable peers in the same industry include WM (Waste Management Inc.), RSG (Republic Services Inc.), WCN (Waste Connections Inc.), GFL (GFL Environmental Inc. Subordinate voting shares no par value), CWST (Casella Waste Systems Inc.). Compare CLH side-by-side with any of them on Quantisnow.How can I track CLH on Quantisnow?
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