Overview

Clean Harbors (NYSE: CLH) is North America’s leading provider of environmental and industrial services. The Company serves a diverse customer base, including a majority of Fortune 500 companies. Its customer base spans a number of industries, including chemical and manufacturing, as well as numerous government agencies. These customers rely on Clean Harbors to deliver a broad range of services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling services.

August 12, 2026

Summary Toggle Clean Harbors to Acquire EnviroServe for $470 Million

National 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.
July 29, 2026

Summary Toggle Clean Harbors Announces Second-Quarter 2026 Financial Results

Increases Q2 Revenue 12% to a Record $1.74 Billion Driven by Both Operating Segments Generates 34% Increase in Q2 Net Income to $170.5 Million, or EPS of $3.22 Achieves 22% Growth in Q2 Adjusted EBITDA to $409.0 Million; Expands Adjusted EBITDA Margin YoY by 190 Basis Points to 23.6% Announces
July 16, 2026

Summary Toggle Clean Harbors Appoints Robert Willett Chairman of the Board

NORWELL, Mass. --(BUSINESS WIRE)--Jul. 16, 2026-- Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH) today announced that it has named Robert Willett as Chairman of the Board, effective immediately, completing the Board transition first announced in May when Founder and Executive

Minimum 15 minutes delayed. Source: LSEG

Overview

NEWS RELEASES & STOCK INFORMATION

FEATURED EVENT

Events & Presentations

Email Alerts

CLH Investor Fact Sheet

Investor Toolkit