How many acquisitions has Clean Harbors made so far?

Clean Harbors has completed 12 acquisitions so far, with an average acquisition amount of $338M.

Which countries does Clean Harbors usually acquire in?

Clean Harbors has made acquisitions in 3 countries with the most activity in United States and Australia.

Which is Clean Harbors' latest acquisition?

Clean Harbors's most recent acquisition is Chambers Equity Financial, a Provider of environmental, industrial, transportation, disposal, and technical services, acquired in July 2026.

In which year did Clean Harbors make the most acquisitions?

Clean Harbors was most active in 2012, with 2 acquisitions completed in that year.

List of 12 Acquisitions by Clean Harbors (Aug 2026)

Most viewed in 2019

Clean Harbors has made a total of 12 acquisitions. Peak years for activity included 2012, 2026, and 2024, with 2012 recording 2 acquisitions and the others 1 each. Operations spanned 3 countries: United States, Australia, and Canada. The firm maintains a footprint across 4 sectors, including Waste & Water Management, Solar Energy, and Auto Components. The average number of acquisitions per year from 2020 to 2025 was 0.4, and 1 acquisition has been completed in the current calendar year. In July 2026, the firm acquired Chambers Equity Financial, a 1999-founded provider of environmental, industrial, transportation, disposal, and technical services.

Here's the year on year acquisition history of Clean Harbors:

Number of Total Acquisitions

Year	# Acquisitions
2026	1
2024	1
2021	1
2017	1
2016	1
2015	1
2013	1
2012	2
2011	1
2009	1
1989	1

View all Acquisitions by Clean Harbors

Recent acquisitions by Clean Harbors

Clean Harbors's most recent acquisition - Chambers Equity Financial is a Provider of environmental, industrial, transportation, disposal, and technical services, founded in 1999. Clean Harbors acquired it in July 2026 for a price of $*****.

Here is the list of all acquisitions by Clean Harbors sorted by the latest acquisition date:

Acquired on	Acquired Company	Acquisition Price	Facilitators	Stake Acquired	Acquisition Multiple
Jul 17, 2026	Chambers Equity Financial	matx	eudz	76	351
Feb 06, 2024	HEPACO	weou	rjeq	15	354
Aug 04, 2021	HydroChemPSC	gxej	pvop	60	960
May 11, 2017	Lonestar West	y{sl	uqjs	92	364
Jul 2016	Emerald	stjn	s{ei	38	822