Insights

Acquisition momentum Clean Harbors is actively expanding through acquisitions, including recent deals for EnviroServe and ES&H Gulf region. This signals a growth trajectory and a need for integrated environmental and emergency response services across larger, combined customer bases.

Financial trajectory Strong quarterly results with rising revenue and high EBITDA margins, plus positive year‑over‑year growth, indicate solid financial health and capacity for larger managed services contracts and cross‑selling opportunities.

End-to-end services As a leading provider of hazardous waste management, emergency spill response, industrial cleaning, and recycling through Safety-Kleen, there are clear cross-selling opportunities to existing customers needing comprehensive environmental lifecycle services.

Industrial & government focus Customer base includes a majority of Fortune 500 and government agencies across chemical and manufacturing sectors, suggesting sales potential in regulated environments requiring compliance, training, and rapid response capabilities.

Digital enablement Adoption of a modern tech stack (Power Platform, SAP, Azure DevOps, analytics tooling) enables scalable, data-driven service delivery and customer portals, which can be leveraged to upsell managed services, reporting, and proactive environmental risk management.

Similar companies to Clean Harbors

Clean Harbors Tech Stack

Clean Harbors uses 8 technology products and services including Microsoft Power Platform, Apache Airflow, SAP, and more. Explore Clean Harbors's tech stack below.

Media & News

Clean Harbors's Email Address Formats

Clean Harbors uses at least 4 email formats:
Clean Harbors Email FormatsExamplePercentage
Last.First@cleanharbors.comDoe.John@cleanharbors.com
65%
First.Last@cleanharbors.comJohn.Doe@cleanharbors.com
22%
LastF@cleanharbors.comDoeJ@cleanharbors.com
8%
LastFirst@cleanharbors.comDoeJohn@cleanharbors.com
5%

Frequently Asked Questions

What is Clean Harbors's phone number?

Minus sign iconPlus sign icon
You can contact Clean Harbors's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Clean Harbors's stock symbol?

Minus sign iconPlus sign icon
Clean Harbors is a publicly traded company; the company's stock symbol is CLH.

What is Clean Harbors's official website and social media links?

Minus sign iconPlus sign icon
Clean Harbors's official website is cleanharbors.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Clean Harbors generate?

Minus sign iconPlus sign icon
As of August 2026, Clean Harbors's annual revenue is estimated to be $1B - $10B.

What is Clean Harbors's SIC code and NAICS code?

Minus sign iconPlus sign icon
Clean Harbors's SIC code is 4212 - Local Trucking Without Storage and NAICS code is 54162 - Environmental Consulting Services.

How many employees does Clean Harbors have currently?

Minus sign iconPlus sign icon
As of August 2026, Clean Harbors has approximately 14K employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: P. F., Chief Executive Officer: R. C. and Chief Executive Officer: J. W. Explore Clean Harbors's employee directory with LeadIQ.

What industry does Clean Harbors belong to?

Minus sign iconPlus sign icon
Clean Harbors operates in the Environmental Services industry.

What technology does Clean Harbors use?

Minus sign iconPlus sign icon
Clean Harbors's tech stack includes Microsoft Power Platform, Apache Airflow, SAP, Azure DevOps, SolarWinds, Procore, SAP Concur and Vimeo.

What is Clean Harbors's email format?

Minus sign iconPlus sign icon
Clean Harbors's email format typically follows the pattern of Last.First@cleanharbors.com. Find more Clean Harbors email formats with LeadIQ.

How much funding has Clean Harbors raised to date?

Minus sign iconPlus sign icon
As of August 2026, Clean Harbors has raised $745M in funding. The last funding round occurred on Sep 25, 2025 for $745M.

When was Clean Harbors founded?

Minus sign iconPlus sign icon
Clean Harbors was founded in 1980.
Clean Harbors logo

Clean Harbors

Environmental ServicesMassachusetts, United States10001+ Employees

Clean Harbors is a major North American environmental and industrial services company serving a broad base of customers, including a significant portion of Fortune 500 firms across chemical, manufacturing, and government sectors. It provides a range of services such as hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling. Through its Safety-Kleen subsidiary, it is the largest re-refiner and recycler of used oil in North America and offers parts washers and related environmental services to commercial, industrial, and automotive customers. The company was founded in 1980 and is headquartered in Norwell, Massachusetts, with operations in the United States, Canada, Mexico, and Puerto Rico. Clean Harbors employs more than 10,000 people and maintains information online at cleanharbors.com.

Section iconCompany Overview

Phone number
SIC Code
4212 - Local Trucking Without Storage
Stock Symbol
CLH
NAICS Code
54162 - Environmental Consulting Services
Founded
1980
Employees
10001+

Section iconFunding & Financials

  • $745M

    Clean Harbors has raised a total of $745M of funding over 3 rounds. Their latest funding round was raised on Sep 25, 2025 in the amount of $745M as a Post IPO Debt.

  • $1B - $10B

    Clean Harbors's revenue is estimated to be in the range of $1B - $10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.