Water Treatment Plant

Improve Operational Efficiency

Optimize chemical usage and maximize system efficiency.

Reliable Water Quality

Consistent treatment performance for high-quality water production.

Sustainable Water Management

Reduce waste, improve recovery, and support environmental goals.

Every treatment plant is a loop. We help you close it cheaper and cleaner.

Kurita for Water Treatment Plants – Reliable, Efficient, and Sustainable Solutions

Kurita provides comprehensive water treatment solutions for industrial and municipal water treatment plants, focusing on operational efficiency, water quality stability, and sustainability. With advanced chemical technologies, digital monitoring systems, and process optimization expertise, Kurita helps plants improve treatment performance, reduce chemical consumption, and ensure regulatory compliance.

Key benefits include enhanced system reliability, longer equipment lifespan, optimized sludge management, and reduced total cost of operation. Through innovative water reuse and resource-saving technologies, Kurita supports water treatment facilities in achieving sustainable operation while meeting increasing demand for clean and safe water.

Key Technologies and Benefits​

Inorganic coagulants and polymer flocculant programs tuned to raw water that varies with season and source, keeping floc formation consistent.

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Antiscalant dosing, chlorine scavenger, and cleaning-in-place chemistry that protects RO and UF membranes, extending element life and holding down energy use.

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Disinfection and biofilm control programs that protect treated water quality through storage and distribution, including corrosion inhibition for the network.

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Cationic dewatering polymers that raise cake dryness, reducing sludge volume and the haulage and disposal cost that comes with it.

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Treatment trains engineered to reclaimed-water quality, letting plants recycle effluent back into process rather than drawing more raw water.

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Remote water quality monitoring and dosing control that flags upsets early and keeps chemical consumption matched to actual demand.

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Process Flow and Solutions

Wastewater treatment
Optimize Wastewater Performance
 
Kurita helps industries maximize wastewater treatment efficiency through innovative coagulation, flocculation, and process control technologies, enabling better water quality, lower sludge volumes, and more sustainable operation.
Avista™ RO membrane treatment

RO Membrane Treatment

Kurita's membrane treatment technologies help maintain peak RO performance through effective fouling control, improved recovery rates, and extended membrane service life.

Automatic coagulant dosing
S.sensing™ CS
 
Automatically adjusts chemical dosage based on real-time floc monitoring, improving treatment performance while reducing chemical consumption.
Chlorine scavenger
Chlorine Scavenger
 
Kurifloat™ SB and Kuriverter™ AC427 remove residual chlorine before RO systems, protecting membranes from oxidation and extending membrane lifespan.
Coagulant aid
RoQuest™ Coagulant Aid
 
Improves particle and colloid removal in multimedia filters, helping reduce RO membrane fouling and enhance system performance.
Flocculation

Flocculation

Enhances floc formation for better settling, clarification, and sludge dewatering.

Featured Solutions: Kuriflock™ Coagulants & Flocculants, S.sensing™ CS for automatic dosage optimization.

Raw water pretreatment

Raw water pretreatment

Kurita removes impurities from the source water that can adversely affect heat transfer, capital equipment integrity, and process efficiencies. We offer programs and services designed to lower water, natural gas, and chemical use to positively impact your bottom line. 

We are of service to you

Tetsuya Teramoto

Tetsuya Teramoto

Managing Director, Kurita R&D Asia Pte. Ltd.

Mr. Tetsuya Teramoto has served as Managing Director of Kurita R&D Asia Pte. Ltd. since 2024. Since joining Kurita Water Industries in 2006, he has accumulated nearly 20 years of experience in technology strategy, research and development, and business innovation, including investments in startup companies.

Throughout his career, Mr. Teramoto has led development projects across Japan, China, and the United States. Since 2023, he has been based in Singapore, where he has focused on accelerating technology development aligned with ASEAN market needs, strengthening partnerships with startups, universities, and other ecosystem stakeholders, and driving the creation of emerging solutions that contribute to the Kurita Group’s growth.

Mr. Teramoto holds a Master’s degree in Biosystem Studies from the University of Tsukuba, Japan. Leveraging his expertise in both research and development and business strategy, he is committed to driving innovation that transforms technology into business value and sustainable growth opportunities.

Zackariya

Mohamad Zackariya

Managing Director, Kurita (Singapore) Pte. Ltd.

Mr. Mohamad Zackariya has served as Managing Director of Kurita (Singapore) Pte. Ltd. since April 2023, capping a distinguished career of more than 25 years with the company. A Singaporean national, he joined Kurita Singapore in 1998 as a Design Engineer in the Plant Division and progressed through a series of leadership roles, including Manager, General Manager, Director, and ultimately Managing Director. His extensive experience has played a key role in strengthening the company’s technical capabilities, customer partnerships, and business growth across the region.

Holding a Bachelor’s Degree in Mechanical Engineering from University of Moratuwa, Sri Lanka and a Post Graduate Diploma in Business Management from Singapore Institute of Management, Mr. Zackariya combines deep technical expertise with strong business leadership. He is committed to advancing Kurita’s mission of creating shared value through innovation, operational excellence, and sustainable water solutions that support customers and industries throughout Southeast Asia.

Masato Hirai

Masato Hirai

Chief Administration Officer, ASEAN Regional

Mr. Masato Hirai serves as ASEAN Regional Chief Administration Officer at Kurita, a role he has held since 2023. With more than 25 years of experience in corporate administration, financial planning, and business operations, he brings extensive expertise in supporting organizational growth, strengthening governance, and driving operational excellence across international business environments.

Mr. Hirai joined Kurita Group in 2021 and has held leadership positions in Japan, Malaysia, Thailand, and Indonesia. Throughout his career, he has been responsible for financial planning and analysis, business administration, and the management of cross-functional corporate operations. He has also supported overseas subsidiaries across Asia, Europe, and North America, contributing to the development of effective business practices and strong stakeholder relationships. Prior to joining Kurita, he held management and planning roles at several multinational manufacturing and chemical companies.

Known for his strategic vision and collaborative approach to leadership, Mr. Hirai is committed to strengthening organizational performance and creating long-term sustainable growth. Currently based in Indonesia, he leverages extensive international experience to support Kurita’s regional development and business transformation initiatives. He graduated from Hitotsubashi University, Japan, with a Bachelor of Social Sciences degree in 1999.

Toshiaki Nakai

Toshiaki Nakai

General Director, Kurita-GK Vietnam Co. Ltd.

Mr. Toshiaki Nakai serves as General Director of Kurita-GK Vietnam Co. Ltd., a position he has held since April 2026. With more than 20 years of experience at Kurita, he has developed extensive expertise in water treatment solutions, business development, and customer partnership management across a wide range of industrial sectors, including general manufacturing, oil refining, and steel production.

Since joining Kurita Water Industries Ltd. in 2004 as a Sales Engineer, Mr. Nakai has supported customers in optimizing water use, enhancing operational efficiency, and advancing sustainability initiatives. He later expanded his leadership responsibilities in Indonesia, serving as General Manager of PT. Kurita Indonesia from 2022 to 2025 and Senior General Manager from 2025 to 2026, where he contributed to the company’s growth and strengthened its market presence.

Mr. Nakai holds a Bachelor’s Degree in Agriculture from Kobe University, Japan, graduating in 2004.

Toshinori Maema

Toshinori Maema

President Director, P.T. Kurita Indonesia

Mr. Toshinori Maema has served as President Director of PT. Kurita Indonesia since 2025, bringing over 20 years of experience in sales, marketing, technical, and business leadership within the water treatment industry. Having worked across Asia, Europe, and North America, he offers a global perspective on customer engagement, organizational development, and sustainable business growth.

Since joining the Kurita Group in 2004, Mr. Maema has held leadership positions at various Kurita companies in China, Europe, Japan, and Avista Technologies in the United States, where he served as President & CEO from 2023 to 2025 to focus on global initiatives to expand the Kurita reverse osmosis chemicals business. With more than half of his career spent outside Japan, he has developed extensive experience in leading multicultural teams and driving business growth across diverse markets.

Mr. Maema holds a degree in Biochemistry from Aoyama Gakuin University and completed the Leadership on Change program at IESE Business School. Fluent in Japanese, English, and Chinese, with elementary proficiency in German, he is passionate about fostering collaboration across cultures. Outside of work, he enjoys a wide range of sports, including golf, baseball, soccer, and basketball.