The Global Cooling Water Treatment Chemicals Market was valued at USD 1637.7 Million in 2023 and is projected to reach USD 2296.5 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.1% during the forecast period (2023–2030). This robust growth is fueled by increasing industrialization, stringent environmental regulations, and the critical need for efficient water management and equipment protection in power generation, manufacturing, and HVAC systems worldwide.

With industrial operations demanding higher efficiency and sustainability, the focus intensifies on the leading chemical suppliers who provide innovative solutions for corrosion inhibition, scale prevention, and microbiological control. This blog profiles the Top 10 Companies in the Cooling Water Treatment Chemicals Industry—a blend of chemical giants and specialized water technology firms that are shaping the future of industrial water management.

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🔟 1. Ecolab Inc.

Headquarters: St. Paul, Minnesota, USA
Key Offerings: Nalco Water Water Treatment Solutions, including corrosion inhibitors, scale inhibitors, and biocides.

Ecolab is a global leader in water, hygiene, and infection prevention solutions. Its Nalco Water division is a powerhouse in cooling water treatment, serving a vast portfolio of industries from power generation to food and beverage. Ecolab’s 3D TRASAR™ technology for cooling water provides real-time monitoring and control, significantly enhancing system efficiency and reducing water consumption.

Sustainability & Innovation Initiatives:

• Pioneering digital water management platforms for real-time optimization.
• Committed to achieving net-zero carbon emissions and positive water impact by 2030.
• Extensive R&D focused on greener chemistries and closed-loop systems.

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9️⃣ 2. Solugen

Headquarters: Houston, Texas, USA
Key Offerings: Bio-based scale and corrosion inhibitors, oxidizers, and cleaners.

Solenis is a leading global producer of specialty chemicals for water-intensive industries. Formed from the merger of Ashland Water Technologies and BASF’s paper and water chemicals business, Solenis offers a comprehensive suite of cooling water treatment programs. Their focus on high-performance polymers and phosphonate-free technologies addresses evolving environmental standards.

Sustainability & Innovation Initiatives:

• Development of sustainable, non-hazardous chemical alternatives.
• Focus on phosphorus- and metal-free treatment programs to minimize environmental impact.
• Global supply chain and technical service network supporting circular water use.

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8️⃣ 3. Veolia Water Technologies

Headquarters: Paris, France
Key Offerings: HYDREX™ chemical solutions, monitoring systems, and complete cooling water management services.

Veolia is a world leader in optimized resource management. Its Water Technologies arm provides end-to-end solutions for cooling systems, combining advanced chemicals with digital tools like Hubgrade for performance analytics. Veolia serves critical sectors including power, oil & gas, and manufacturing with a strong emphasis on reducing the water footprint of industrial clients.

Sustainability & Innovation Initiatives:

• Leadership in water reuse and zero liquid discharge (ZLD) technologies.
• Commitment to helping clients save water and energy through integrated solutions.
• Global R&D centers driving innovation in biodegradable chemicals.

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7️⃣ 4. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offerings: Comprehensive portfolio of additives, including dispersants, corrosion inhibitors, and biocides.

BASF, one of the world’s largest chemical producers, offers a wide range of performance chemicals for cooling water systems. Their products are designed to improve operational efficiency, extend equipment life, and comply with environmental regulations. BASF’s strong R&D capabilities continuously deliver innovative formulations for challenging water conditions.

Sustainability & Innovation Initiatives:

• Development of environmentally compatible inhibitor formulations.
• Focus on products that enable higher cycles of concentration, reducing blowdown and freshwater intake.
• Active participation in global sustainability initiatives for responsible water stewardship.

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6️⃣ 5. Kemira Oyj

Headquarters: Helsinki, Finland
Key Offerings: Coagulants, flocculants, biocides, and advanced process control solutions for cooling water.

Kemira is a leading chemicals company serving water-intensive industries. Its water treatment segment provides effective solutions for controlling scale, corrosion, and biofouling in cooling towers and recirculating systems. Kemira’s expertise is particularly strong in the pulp & paper and oil & gas sectors, with a growing presence in power and manufacturing.

Sustainability & Innovation Initiatives:

• Investment in bio-based and renewable raw materials for chemical production.
• Digital solutions for optimizing chemical dosing and reducing waste.
• Strong commitment to reducing the environmental footprint of its products and operations.

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5️⃣ 6. SUEZ Water Technologies & Solutions

Headquarters: Trevose, Pennsylvania, USA (Part of SUEZ Group, France)
Key Offerings: Complete range of cooling water chemicals, monitoring equipment, and service programs.

SUEZ WTS is a global leader in advanced water and process treatment solutions. The company offers innovative chemical technologies under brands like Ondeo and ClorTec, along with sophisticated monitoring and control systems. Their expertise helps industrial plants achieve operational excellence, regulatory compliance, and sustainability goals.

Sustainability & Innovation Initiatives:

• Pioneering solutions for water conservation and energy efficiency.
• Development of smart water management platforms using IoT and data analytics.
• Focus on green chemistry and products with improved environmental profiles.

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4️⃣ 7. Dow Chemical Company

Headquarters: Midland, Michigan, USA
Key Offerings: Film-forming and neutralizing amines, specialty polymers, and biocides.

Dow’s Water & Process Solutions division provides high-performance materials and technologies for industrial water treatment. Their product portfolio includes advanced polymers for scale and deposit control, as well as corrosion inhibitors that protect critical infrastructure in power plants and industrial facilities worldwide.

Sustainability & Innovation Initiatives:

• Commitment to developing sustainable chemistries that reduce environmental impact.
• Collaboration with industry partners to advance water stewardship practices.
• R&D focused on enhancing product efficacy while minimizing ecological risks.

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3️⃣ 8. Kurita Water Industries Ltd.

Headquarters: Tokyo, Japan
Key Offerings: Comprehensive cooling water treatment chemicals, including scale inhibitors, corrosion inhibitors, and biodispersants.

Kurita is a dominant player in the Asia-Pacific water treatment market with a significant global presence. The company is renowned for its innovative technologies, such as its non-phosphorous scale inhibitors and advanced polymer formulations. Kurita provides integrated solutions that combine chemicals, equipment, and monitoring services for optimal cooling system performance.

Sustainability & Innovation Initiatives:

• Strong focus on R&D for environmentally friendly water treatment chemicals.
• Development of technologies that contribute to reducing CO2 emissions and water usage.
• Commitment to the SDGs, particularly those related to clean water and responsible consumption.

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2️⃣ 9. Buckman

Headquarters: Memphis, Tennessee, USA
Key Offerings: Specialized microbiological control, corrosion inhibition, and deposit control programs.

Buckman is a globally recognized specialty chemical company dedicated to improving water treatment processes across various industries. Known for its customer-centric approach and technical expertise, Buckman offers tailored cooling water treatment programs that enhance system reliability and efficiency while addressing specific operational challenges.

Sustainability & Innovation Initiatives:

• Innovation through its proprietary Bullfrog® Service Platform for knowledge sharing and problem-solving.
• Focus on products that help customers reduce water and energy consumption.
• Commitment to responsible chemical management and product stewardship.

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1️⃣ 10. Lonza

Headquarters: Basel, Switzerland
Key Offerings: Broad spectrum of biocides and antimicrobial solutions for microbiological control.

Lonza is a global leader in microbial control, providing essential biocides for cooling water systems to prevent biofouling, microbial-induced corrosion, and Legionella outbreaks. Their product portfolio includes oxidizing and non-oxidizing biocides that are critical for maintaining hygienic and efficient cooling tower operations in commercial and industrial settings.

Sustainability & Innovation Initiatives:

• Development of novel biocidal chemistries with favorable environmental and toxicological profiles.
• Focus on products that are effective at low doses to minimize environmental loading.
• Ongoing research into alternative disinfection technologies and synergistic blends.

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🌍 Outlook: The Future of Cooling Water Treatment is Smarter and Greener

The cooling water treatment chemicals market is experiencing a significant transformation. While traditional chemical treatments remain essential, the industry is rapidly adopting digital solutions, green chemistries, and integrated water management strategies to meet the dual challenges of operational efficiency and environmental responsibility.

📈 Key Trends Shaping the Market:

• Accelerated adoption of smart monitoring and IoT-based control systems for precision dosing.
• Stringent environmental regulations driving demand for biodegradable and phosphorus-free chemicals.
• Growing focus on water conservation, pushing the adoption of high-efficiency products that enable higher cycles of concentration.
• Increasing integration of chemical treatment with physical water treatment technologies for synergistic effects.

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

The companies profiled above are not merely suppliers of chemicals; they are essential partners in safeguarding critical industrial infrastructure and advancing the sustainable management of our planet’s water resources.