The Global Cooling Water Treatment Chemicals Market was valued at USD 1.64 Billion in 2023 and is projected to reach USD 2.30 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.1% during the forecast period (2024–2030). This sustained growth is fueled by stringent environmental regulations, increasing industrial activities in emerging economies, and the critical need for water conservation and operational efficiency across power generation, manufacturing, and processing industries.

As industries worldwide intensify their focus on sustainability and cost optimization, effective cooling water treatment has become a cornerstone of plant operations. The key chemical suppliers in this market are pivotal in developing advanced solutions that prevent scaling, corrosion, and microbial growth, thereby ensuring system longevity and reliability. In this blog, we profile the Top 10 Companies in the Cooling Water Treatment Chemicals Industry—global leaders and innovators shaping the future of industrial water management.

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🔟 1. Ecolab Inc.

Headquarters: St. Paul, Minnesota, USA
Key Offering: Nalco Water portfolio, 3D TRASAR™ Technology

Ecolab is a global leader in water, hygiene, and infection prevention solutions. Its Nalco Water division is a powerhouse in cooling water treatment, providing a comprehensive suite of scale inhibitors, corrosion inhibitors, and biocides. The company’s proprietary 3D TRASAR™ Technology enables real-time monitoring and control of cooling systems, optimizing chemical feed and water usage.

Sustainability Initiatives:

• Committed to helping customers save 300 billion gallons of water annually by 2030

• Development of greener chemistries with lower environmental impact

• Circular water solutions to minimize waste and maximize reuse

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9️⃣ 2. SUEZ Water Technologies & Solutions

Headquarters: Trevose, Pennsylvania, USA
Key Offering: Comprehensive cooling water treatment programs, monitoring systems

SUEZ provides advanced water and process treatment solutions for industrial clients. The company offers a full spectrum of cooling water chemicals, including advanced dispersants, non-oxidizing biocides, and multifunctional treatment programs designed to handle challenging water conditions and improve system performance.

Sustainability Initiatives:

• Focus on water circularity and zero liquid discharge (ZLD) solutions

• Partnerships with major industrials to reduce water footprint and energy consumption

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8️⃣ 3. Veolia Water Technologies

Headquarters: Paris, France
Key Offering: HYDREX™ chemical range, digital water management tools

Veolia is a global environmental services company with a strong focus on water treatment. Its cooling water treatment portfolio includes the HYDREX™ brand of chemical solutions, which are complemented by digital platforms like Hubgrade for performance monitoring and predictive maintenance.

Sustainability Initiatives:

• Ambition to become the benchmark company for ecological transformation

• Development of biodegradable and phosphorus-free chemical formulations

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7️⃣ 4. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Sokalan®, Lupromin®, and BASA Cool® product lines

BASF’s Performance Chemicals division offers a wide array of water treatment chemicals. Its products for cooling systems include high-performance scale inhibitors, corrosion inhibitors, and biocides that are designed to be effective at low treatment levels, reducing chemical consumption and environmental impact.

Sustainability Initiatives:

• Commitment to carbon-neutral growth until 2030

• Innovation in eco-friendly polymers and sustainable chemistry

Download FREE Sample Report: Cooling Water Treatment Chemicals Market – View in Detailed Research Report

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6️⃣ 5. Kemira Oyj

Headquarters: Helsinki, Finland
Key Offering: Cleaning, inhibition, and biocide programs for cooling systems

Kemira is a global chemicals company serving water-intensive industries. Its cooling water treatment solutions focus on maximizing heat transfer efficiency, minimizing water consumption, and ensuring compliance with environmental standards through tailored chemical programs and expert technical service.

Sustainability Initiatives:

• Aiming for 100% of R&D project hours dedicated to sustainable solutions by 2030

• Focus on reducing the carbon footprint of its products and operations

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5️⃣ 6. Solvay S.A.

Headquarters: Brussels, Belgium
Key Offering: Specialty polymers and chemicals for water treatment

Solvay provides advanced chemical solutions for managing cooling water systems. Its product portfolio includes scale and corrosion inhibitors, as well as biocides that help maintain system cleanliness and efficiency in various industrial settings, from power plants to chemical processing facilities.

Sustainability Initiatives:

• Solvay One Planet sustainability roadmap with clear environmental targets

• Investment in bio-based and renewable raw materials for chemical production

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4️⃣ 7. Baker Hughes Company

Headquarters: Houston, Texas, USA
Key Offering: BWA Water Additives product portfolio

Following its acquisition of BWA Water Additives, Baker Hughes has strengthened its position in the water treatment chemicals market. The company offers a range of high-performance additives, including scale and deposit inhibitors, corrosion inhibitors, and biocides for industrial cooling systems.

Sustainability Initiatives:

• Integration of water treatment solutions into broader energy transition and industrial decarbonization services

• Focus on digital solutions to optimize resource use

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3️⃣ 8. Kurita Water Industries Ltd.

Headquarters: Tokyo, Japan
Key Offering: Kuriverter® inhibitors, biologics for biofouling control

Kurita is a leading water treatment specialist in Asia with a strong global presence. The company is known for its innovative chemical technologies, such as the Kuriverter® series for scale and corrosion control, and its pioneering work in using biological agents for sustainable biofouling management.

Sustainability Initiatives:

• Kurita’s Green & Clean philosophy guiding product development

• Active promotion of water recycling and conservation technologies

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2️⃣ 9. Lonza Group AG

Headquarters: Basel, Switzerland
Key Offering: Specialty biocides and preservation technologies

Lonza is a prominent supplier of antimicrobial solutions, including a range of biocides specifically designed for cooling water systems. Its products help control microbial growth, including bacteria, algae, and fungi, which are critical for maintaining heat exchanger efficiency and preventing microbiologically influenced corrosion (MIC).

Sustainability Initiatives:

• Commitment to developing sustainable chemistries with favorable environmental profiles

• Focus on product stewardship and responsible lifecycle management

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1️⃣ 10. Thermax Limited

Headquarters: Pune, India
Key Offering: Integrated chemical treatment and equipment solutions

Thermax provides comprehensive energy and environment solutions, including a wide range of water and wastewater treatment chemicals. The company offers customized cooling water treatment programs that combine chemical feed equipment with tailored chemical formulations, particularly strong in the Asian and Middle Eastern markets.

Sustainability Initiatives:

• Development of green chemicals and waste minimization technologies

• Focus on providing solutions that enable water reuse and recycle

Get Full Report Here: Cooling Water Treatment Chemicals Market – View in Detailed Research Report

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🌍 Outlook: The Future of Cooling Water Treatment Is Smarter and More Sustainable

The cooling water treatment chemicals market is undergoing a significant transformation. While traditional chemical treatments remain essential, the industry is rapidly embracing digitalization, sustainability, and customized solutions to meet evolving regulatory and operational demands.

📈 Key Trends Shaping the Market:

• Rise of smart water management using IoT sensors and AI for predictive treatment

• Growing demand for green and biodegradable chemical formulations

• Increasing adoption of multifunctional treatment products to simplify chemical feed

• Expansion in emerging markets driving demand for cost-effective treatment solutions

Get Full Report Here: Cooling Water Treatment Chemicals Market – View in Detailed Research Report

The companies listed above are not only providing essential chemicals—they’re driving the innovation and sustainability required for the next generation of industrial water management.