Funding, M&A, exec moves and hiring — matched to your market, with the people to call.See plans →

Clean Harbors to acquire EnviroServe for $470M

PUBLIC · CLHAug 12, 2026•about 3 hours ago

Acquiring Company

Clean Harbors

Acquired Company

EnviroServe

Description

Clean Harbors, Inc. has announced its definitive agreement to acquire EnviroServe for $470 million in cash. This acquisition enhances Clean Harbors' capability in environmental services. The deal is expected to close in the second half of 2026, pending regulatory approvals.

Company Information

Company

Clean Harbors

About

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, energy 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. Through its Safety-Kleen subsidiary, Clean Harbors also is North America’s largest re-refiner and recycler of used oil and a leading provider of parts washers and environmental services to commercial, industrial and automotive customers. Founded in 1980 and based in Massachusetts, Clean Harbors operates in the United States, Canada, Mexico, Puerto Rico and India. For more information, visit www.cleanharbors.com.

Don't miss Clean Harbors's next move

Get an email the moment Clean Harbors makes an acquisition, hires an exec, or expands — usually minutes after it happens.

One email per event. Unsubscribe anytime.

Related People

Choose your plan to reveal verified contacts

Predictive Intelligence

Strategic

ML-powered predictions for Clean Harbors's next move

Learn about Strategic plan

M&A Insights

Based on deal data

Integration timeline

70% of M&A integrations take 12-24 months to complete

Tech stack consolidation

83% of merged companies consolidate technology vendors within first year

Post-acquisition investment

Companies increase IT spending by 23% on average after acquisitions

Success factor

M&A deals with strong technology integration plans are 2.5x more likely to succeed

Frequently asked

Who acquired EnviroServe?

EnviroServe was acquired by Clean Harbors. The deal was reported on August 12, 2026. 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. Clean Harbors is publicly traded (CLH).

When did Clean Harbors acquire EnviroServe?

Clean Harbors's acquisition of EnviroServe was reported on August 12, 2026. Clean Harbors, Inc. has announced its definitive agreement to acquire EnviroServe for $470 million in cash. This acquisition enhances Clean Harbors' capability in environmental services. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does EnviroServe do?

EnviroServe Inc. is a national provider of environmental and waste management services. It is privately held.