How many acquisitions has Clean Harbors made so far?

Clean Harbors has completed 11 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 HEPACO, a Provider of environmental services, acquired in February 2024.

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 11 Acquisitions by Clean Harbors (Jul 2026)

Clean Harbors has made a total of 11 acquisitions. These were completed across 4 sectors: Waste & Water Management, Solar Energy, Auto Components, and one additional sector, spanning 3 countries: United States, Australia, and Canada. Peak activity occurred in 2012 with 2 acquisitions, and in 2024 and 2021 with 1 acquisition each. The average number of acquisitions per year from 2020 to 2025 is 0.4, with 0 acquisitions completed in the current calendar year. The most recent acquisition is HEPACO, a Charlotte-based environmental services provider founded in 1984, which was acquired in February 2024.

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

Number of Total Acquisitions

Year	# Acquisitions
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 - HEPACO is a Provider of environmental services, founded in 1984 and located in Charlotte. Clean Harbors acquired it in February 2024 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
Feb 06, 2024	HEPACO	lsek	bbct	40	737
Aug 04, 2021	HydroChemPSC	qqjb	in{d	88	897
May 11, 2017	Lonestar West	pmgk	agwu	97	847
Jul 2016	Emerald	ytkv	flhz	41	696
Feb 04, 2015	Thermo Fluids	lnnv	kyb{	88	362