CLH Latest Press Releases

-- May 27, 2026 --

Clean Harbors to Participate in Upcoming Investor Conferences Business Wire 8:30 AM

-- May 20, 2026 --

Clean Harbors Announces Retirement of Founder and Executive Chairman Alan S. McKim Business Wire 8:30 AM

-- May 14, 2026 --

Clean Harbors Announces Acquisition of Terra Nova Solutions Business Wire 8:30 AM

-- May 6, 2026 --

Clean Harbors Announces First-Quarter 2026 Financial Results Business Wire 7:30 AM

-- April 23, 2026 --

Clean Harbors to Participate in 21st Annual Oppenheimer Industrial Growth Conference on May 7 Business Wire 8:30 AM

-- April 15, 2026 --

Clean Harbors to Announce First-Quarter 2026 Financial Results on May 6 Business Wire 8:30 AM

-- April 1, 2026 --

Clean Harbors Formally Releases PFAS Disposal and Treatment Guidance Standards to Assist Customers and Communities with Decision Making Business Wire 8:30 AM

-- February 19, 2026 --

Depot Connect International Streamlines Portfolio with Sale of Industrial and Rail Services to Clean Harbors PRNewswire 10:19 AM

Clean Harbors to Participate in Raymond James Investor Conference on March 3 Business Wire 8:30 AM

-- February 18, 2026 --

Clean Harbors Announces Fourth-Quarter and Full-Year 2025 Financial Results Business Wire 7:30 AM

-- January 28, 2026 --

Clean Harbors to Announce Fourth-Quarter and Full-Year 2025 Financial Results on February 18 Business Wire 8:30 AM

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