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Ecolab
A trusted partner for millions of customers, Ecolab (NYSE:ECL) is a global sustainability leader offering water, hygiene and infection prevention solutions and services that protect people and the resources vital to life. Building on more than a century of innovation, Ecolab has annual sales of $16 billion, employs approximately 48,000 associates and operates in more than 170 countries around the world. The company delivers comprehensive science-based solutions, data-driven insights and world-class service to advance food safety, maintain clean and safe environments, and optimize water and energy use. Ecolab’s innovative solutions improve operational efficiencies and sustainability for customers in the food, healthcare, high tech, life sciences, hospitality and industrial markets. For more Ecolab news and information, visit www.ecolab.com.
Saint Paul, Minnesota, US
Public
$15.7B Revenue
http://www.ecolab.com
50.2K Employees
ECL Ticker
SUEZ
We provide essential services in the water and waste sectors to preserve resources and improve quality of life wherever we operate. As a global player for over 160 years, we support public and private actors with resilient and innovative solutions. With a presence in over 40 countries and 40,000 employees, we provide drinking water and sanitation services to millions of people. We operate across the whole water and waste supply chain, from infrastructure design to sustainable resource management. Given the environmental challenges we face, we rely on the potential of digital technologies to help our clients reduce their environmental impact and improve the performance of their water and waste services.
Paris, FR
Private
$9.9B Revenue
https://www.suez.com
26.5K Employees
Clean Harbors
Clean Harbors 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. 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 throughout the United States, Canada, Mexico and Puerto Rico.
Norwell, Massachusetts, US
Public
$5.8B Revenue
http://www.cleanharbors.com
13.6K Employees
CLH Ticker
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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