The Global Microelectronics Ultrapure Water (UPW) Market was valued at USD 256 Million in 2025 and is projected to reach USD 418 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 6.6% during the forecast period (2024–2034). This robust growth is being driven by the global expansion of semiconductor fabrication capacity, the relentless drive toward advanced process nodes below 5nm, and the increasing water consumption per wafer required for cutting-edge manufacturing processes like EUV lithography.

As the semiconductor industry pushes the boundaries of miniaturization and complexity, the purity of water used in fabrication has become a critical determinant of yield and performance. In this blog, we profile the Top 10 Companies in the Microelectronics Ultrapure Water Industry—a group of global water treatment specialists and technology innovators who are ensuring the foundation of modern electronics remains impeccably clean.

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🔟 1. Veolia Water

Headquarters: Paris, France
Key Offering: End-to-End UPW Solutions, On-Site Operations, Advanced Recycling Technologies

Veolia Water is a global leader in water and waste management, holding a dominant position in the microelectronics UPW market. The company provides comprehensive solutions, from the design and construction of multi-million-dollar UPW plants to their long-term operation and maintenance within semiconductor fabs. Their expertise spans the entire water cycle, making them a key partner for chipmakers focused on sustainability and water security.

Technological & Sustainability Initiatives:

• Development of high-recovery reverse osmosis and zero-liquid discharge (ZLD) systems

• Integration of digital monitoring and predictive maintenance for UPW systems

• Commitment to helping clients achieve significant water reuse and circular economy goals

Download FREE Sample Report: Microelectronics Ultrapure Water Market – View in Detailed Research Report

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9️⃣ 2. Kurita Water Industries

Headquarters: Tokyo, Japan
Key Offering: UPW System Design, Chemicals, and Full-Service Operation & Maintenance

Kurita Water Industries is a powerhouse in the Asian UPW market, with a particularly strong presence in Japan, Taiwan, and South Korea. The company leverages deep-rooted relationships with leading semiconductor manufacturers and a strong focus on R&D to deliver UPW systems that meet the extreme purity demands of sub-5nm fabrication. Their service model emphasizes reliability and continuous optimization.

Technological & Sustainability Initiatives:

• Pioneering advanced filtration and ion exchange technologies

• Focus on reducing chemical consumption and energy use in UPW production

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8️⃣ 3. Ecolab

Headquarters: St. Paul, Minnesota, USA
Key Offering: UPW Treatment Solutions, Digital Water Management, On-Site Services

Ecolab, through its Nalco Water division, is a major global provider of water and process technologies for the semiconductor industry. The company combines advanced chemical treatment programs with digital tools to optimize UPW system performance, ensure consistent water quality, and minimize operational costs for fab operators worldwide.

Technological & Sustainability Initiatives:

• Deployment of IoT sensors and 3D TRASAR™ technology for real-time UPW monitoring

• Solutions aimed at enhancing water efficiency and supporting fab sustainability targets

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7️⃣ 4. Organo Corporation

Headquarters: Tokyo, Japan
Key Offering: Custom UPW Systems, Ultrapure Water Production Equipment

Organo Corporation is a specialized Japanese engineering firm with a formidable reputation for designing and building high-purity water systems. The company is a key supplier to Japan’s dense network of semiconductor fabs and has expanded its footprint across Asia. Organo is known for its engineering precision and ability to handle the most complex UPW requirements.

Technological & Sustainability Initiatives:

• Expertise in multi-stage purification processes, including reverse osmosis and continuous electrodeionization (CEDI)

• Development of compact and energy-efficient UPW system designs

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6️⃣ 5. Ovivo (SKion Water)

Headquarters: Montreal, Canada (Parent: SKion Water, Germany)
Key Offering: UPW Systems, Wastewater Treatment, and Recycling Solutions

Ovivo provides a range of water treatment solutions for industrial clients, including the semiconductor sector. The company offers technologies for UPW production, as well as critical wastewater treatment and water reuse systems that help fabs minimize their environmental footprint. Their solutions are crucial for fab operations in water-stressed regions.

Technological & Sustainability Initiatives:

• Supply of membrane filtration and advanced oxidation systems for UPW polishing

• Focus on integrated water management solutions that promote circularity in fab operations

Download FREE Sample Report: Microelectronics Ultrapure Water Market – View in Detailed Research Report

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5️⃣ 6. Gradiant

Headquarters: Boston, Massachusetts, USA
Key Offering: End-to-End Water Solutions, UPW, and High-Efficiency Recycling Technologies

Gradiant is an emerging leader in innovative water solutions, bringing disruptive technologies to the UPW market. The company specializes in solutions that dramatically reduce water usage and waste, such as its proprietary Counter-Flow Reverse Osmosis (CFRO) and Carrier Gas Extraction (CGE) technologies, which are highly attractive to sustainability-focused semiconductor manufacturers.

Technological & Sustainability Initiatives:

• Pioneering closed-loop water solutions that enable near-zero liquid discharge

• Focus on reducing the total cost of water ownership for semiconductor fabs

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4️⃣ 7. Nomura Micro Science

Headquarters: Kawasaki, Japan
Key Offering: Ultra-High-Purity Water Systems, Cleaning Technology

Nomura Micro Science is a technology-focused company renowned for its expertise in contamination control and ultra-high-purity water. They are a critical supplier to the semiconductor industry, providing systems that deliver water meeting the stringent specifications required for advanced wafer fabrication processes, including those for the most sensitive manufacturing steps.

Technological & Sustainability Initiatives:

• Development of advanced ozonation and ultrafiltration technologies

• Strong focus on R&D to address next-generation purity challenges

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3️⃣ 8. Taiwan Pure Water Technology

Headquarters: Hsinchu, Taiwan
Key Offering: UPW System Engineering and Maintenance Services

Taiwan Pure Water Technology is a key regional player strategically located in the heart of Taiwan’s semiconductor cluster. The company provides essential UPW services to many of the island’s world-leading foundries and memory chip makers, benefiting from proximity and deep understanding of local fab operational requirements.

Technological & Sustainability Initiatives:

• Specialization in maintaining and optimizing UPW systems for continuous, high-volume operation

• Adapting technologies to meet the specific needs of Taiwan’s advanced semiconductor ecosystem

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2️⃣ 9. Guangdong Tanggu Environmental Technology

Headquarters: Guangzhou, China
Key Offering: Industrial Water Treatment Equipment, including UPW Systems

As China rapidly expands its domestic semiconductor manufacturing capacity, local suppliers like Guangdong Tanggu Environmental Technology are growing in importance. The company provides water treatment solutions, including UPW systems, to support the new fabs being constructed across the country, often in partnership with global technology leaders.

Technological & Sustainability Initiatives:

• Focus on scaling UPW technology to support China’s ambitious fab construction plans

• Investing in R&D to meet international purity standards for advanced nodes

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1️⃣ 10. DuPont Water Solutions

Headquarters: Wilmington, Delaware, USA
Key Offering: High-Performance Membranes, Resins, and Modules for UPW Production

DuPont Water Solutions is a critical technology enabler for the UPW market, rather than a full-system provider. The company supplies the essential components—such as reverse osmosis membranes, ion exchange resins, and electrodeionization modules—that form the core of nearly every modern UPW system. Their products are fundamental to achieving the required purity levels.

Technological & Sustainability Initiatives:

• Continuous innovation in membrane technology for higher rejection rates and lower energy consumption

• Development of robust resins that extend service life and reduce chemical consumption

Get Full Report Here: Microelectronics Ultrapure Water Market – View in Detailed Research Report

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🌍 Outlook: The Future of Microelectronics Ultrapure Water is Smarter and More Sustainable

The microelectronics ultrapure water market is undergoing a fundamental transformation. While the core requirement for extreme purity remains, the industry is increasingly focused on digitalization, operational efficiency, and sustainability. The massive expansion of global fab capacity is creating unprecedented demand, while simultaneously pushing suppliers to innovate in water recycling and smart system management.

📈 Key Trends Shaping the Market:

• Accelerated adoption of digital twins and AI for predictive maintenance and optimization of UPW systems

• Strong regulatory and corporate pressure driving investments in water recycling and zero-liquid-discharge technologies

• Increasing technical complexity as EUV lithography and advanced nodes demand even stricter control of nanoparticles and specific ions

• Strategic partnerships between UPW suppliers and semiconductor manufacturers to co-develop next-generation water management solutions

Get Full Report Here: Microelectronics Ultrapure Water Market – View in Detailed Research Report

The companies listed above are not only supplying a critical ingredient for chipmaking—they are enabling the sustainable and technologically advanced future of the global electronics industry.