The reverse osmosis plant construction industry focuses on developing advanced water purification solutions using reverse osmosis technology. Companies in this space design, build, and maintain plants that turn salty or polluted water into clean, drinkable water. This is increasingly vital as global water scarcity intensifies, driven by factors like climate change and urbanization. Firms are innovating to improve efficiency, reduce energy consumption, and meet regulatory demands for cleaner water. Sustainability is on the rise, with many companies integrating eco-friendly practices into their projects, reflecting a growing public concern for resource conservation and responsible environmental stewardship.


The listed companies vary in size, with many employing between 11 to 500 staff, located primarily in India, the USA, and several emerging markets. These firms were founded mainly between 1983 and 2019, highlighting a blend of legacy and newer entrants specializing in water treatment solutions. Their offerings include reverse osmosis systems, wastewater management, and consulting services, reflecting an acute understanding of diverse industry needs. The range of headquarter locations suggests a global approach to tackling local water issues, amplifying their reach and impact in the water treatment sector.


Continue reading for insights on top reverse osmosis plant construction companies.


Top 25 Reverse Osmosis Plant Construction Companies


1. Shubham Aqua Vitro Pvt. Ltd.

  • Website: shubhamindia.com
  • Ownership type: Private
  • Headquarters: Ahmedabad, Gujarat, India
  • Employee distribution: India 100%
  • Founded year: 2010
  • Headcount: 11-50
  • LinkedIn: shubham-inc

Shubham Aqua Vitro Pvt. Ltd., based in Ahmedabad, Gujarat, India, is a private company founded in 2010. It operates within the water and wastewater management sector, focusing on providing comprehensive treatment solutions across various industries, including industrial, government, and commercial sectors. The company offers a wide array of products, prominently featuring reverse osmosis plants, sewage treatment plants, and other water treatment technologies. Shubham Aqua Vitro emphasizes sustainable practices and efficient water management, ensuring optimal performance through direct service provision and maintenance. Their experience includes collaborations with international companies, enhancing their credibility in the market. With a workforce of 11-50 employees, they are positioned to cater to the growing demand for effective water treatment solutions in India.


2. Applied Membranes Inc.

  • Website: appliedmembranes.com
  • Ownership type: Private
  • Headquarters: Vista, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1983
  • Headcount: 201-500
  • LinkedIn: applied-membranes-inc

Applied Membranes Inc., founded in 1983 by Dr. Gil Dhawan, is based in Vista, California. The company specializes in manufacturing water treatment solutions, particularly focusing on reverse osmosis systems and membrane elements. With a workforce of around 52 employees, Applied Membranes serves a variety of industries, including agriculture, pharmaceuticals, and beverage production. They provide essential products for water filtration and treatment, ensuring high-quality service through direct sales and distribution channels. The company has built a reputation for its technical expertise and high-quality products, with thousands of their systems in operation worldwide. They also offer a wide range of components for both commercial and residential reverse osmosis systems, showcasing their capability to cater to different market needs.


3. ECOSAN Sustentabilidade

  • Website: ecosan.com
  • Ownership type: Private
  • Headquarters: Sao Paulo, Sao Paulo, Brazil
  • Employee distribution: Brazil 100%
  • Founded year: 1983
  • Headcount: 51-200
  • LinkedIn: ecosansolucoes

ECOSAN Sustentabilidade, founded in 1983 and based in São Paulo, Brazil, is a private company dedicated to water treatment solutions. With a workforce of approximately 34 employees, ECOSAN has carved a niche in providing advanced technologies for water and effluent treatment across various sectors, including agriculture and manufacturing. The company emphasizes sustainability and environmental responsibility, aiming to enhance water efficiency and reduce resource consumption. ECOSAN has a strong portfolio of projects, including the implementation of state-of-the-art reverse osmosis systems, showcasing their expertise in this field. Their commitment to innovation is evident in their continuous development of solutions that address the challenges of water treatment and effluent management, contributing to a more sustainable future.


4. Dew Projects and Chemicals (P) Ltd


Dew Projects and Chemicals (P) Ltd, established in 1995, is a prominent player in the water treatment industry based in Greater Noida, Uttar Pradesh, India. The company specializes in innovative solutions for water and wastewater management, offering a comprehensive range of products and services. These include water treatment systems, specialty chemicals, and consultancy services tailored to various sectors such as pharmaceuticals, steel, and agriculture. Dew Projects is particularly noted for its expertise in reverse osmosis technologies, which are critical for effective water purification. The company operates with a strong emphasis on sustainability and efficiency, helping clients optimize their water usage while addressing environmental challenges. With a dedicated team and a commitment to quality, Dew Projects has established itself as a reliable partner for industries seeking effective water management solutions.


5. Pure Aqua, Inc.

  • Website: pureaqua.com
  • Ownership type: Private
  • Headquarters: Santa Ana, California, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2002
  • Headcount: 11-50
  • LinkedIn: pure-aqua-inc

Pure Aqua, Inc. is a water treatment company based in Santa Ana, California, founded in 2002. The firm specializes in the design and manufacturing of commercial and industrial water purification systems, with a particular emphasis on reverse osmosis technology. Over the years, Pure Aqua has built a reputation for delivering engineered solutions that cater to a wide array of industries, including agriculture, desalination, and wastewater treatment. The company has successfully completed over 10,000 projects, generating more than 500 million gallons of purified water daily. Their offerings include brackish and seawater reverse osmosis systems, nanofiltration, ultrafiltration, and various water disinfection solutions. Pure Aqua's commitment to quality is underscored by their ISO 9001:2015 certification, and all systems are manufactured in the USA. They also provide a range of parts and components necessary for water treatment systems, further solidifying their position in the industry.


6. Water World International


Water World International, based in Karachi, Sindh, Pakistan, is a private company founded in 1995. It specializes in water treatment solutions, particularly focusing on wastewater management and environmental services. The company caters to both industrial and commercial clients, providing a range of products including wastewater treatment systems, reverse osmosis plants, and water hygiene services. Their industrial reverse osmosis plants are designed to produce high-grade drinking water from various sources, while their domestic and commercial RO plants aim to address the growing demand for clean water in households and businesses. Water World International is ISO certified, reflecting their adherence to international quality standards. With a workforce of around 26 employees, the company has established a presence not only in Pakistan but also in Egypt, showcasing its operational reach. Their commitment to environmental safety and water quality management positions them as a significant player in the water treatment industry.


7. HYDROCALSAN SA de CV

  • Website: hydrocalsan.com
  • Ownership type: Private
  • Headquarters: La Paz, Baja California Sur, Mexico
  • Employee distribution: Mexico 100%
  • Founded year: 1984
  • Headcount: 11-50
  • LinkedIn: hydrocalsan-sa-de-cv

HYDROCALSAN SA de CV, based in La Paz, Baja California Sur, Mexico, is a private company established in 1984. With a workforce of 11 to 50 employees, it has carved a niche in the water treatment and infrastructure sector. The company offers a range of services and products aimed at improving water management, including potable water systems, sewage treatment, and agricultural solutions. Notably, they provide engineering services for the construction of hydro-sanitary infrastructure and specialize in reverse osmosis systems, which are essential for water purification. Their experience and partnerships with both national and international entities enhance their capability to handle projects of varying scales. HYDROCALSAN is dedicated to meeting the needs of its clients while maintaining a strong commitment to environmental protection.


8. Kampwater

  • Website: kampwater.com
  • Ownership type: Private
  • Headquarters: Stellenbosch, Western Cape, South Africa
  • Employee distribution: South Africa 100%
  • Founded year: 2007
  • Headcount: 11-50
  • LinkedIn: kampwater

Kampwater, founded in 2007 and based in Stellenbosch, South Africa, is a water treatment company that specializes in the design, manufacturing, and maintenance of water purification systems. With a dedicated team of engineers, Kampwater focuses on providing tailored solutions to ensure safe and sustainable water supply. Their expertise extends to reverse osmosis technology, which they utilize for treating seawater and brackish water, addressing the growing need for clean water in various sectors. The company serves a range of clients, including municipalities, hospitals, and industries, and is committed to delivering high-quality, reliable water treatment solutions. Kampwater's operations also include project management and after-sales support, ensuring that their systems operate efficiently over time.


9. Middle East Group Holding


Middle East Group Holding, established in 2008, is a private company based in Sharjah, UAE, specializing in water treatment and wastewater management solutions. The company operates under the brand name Meft International and provides a range of services including water filtration, reverse osmosis, and sewage treatment. With a workforce of around 109 employees, they have built a reputation for delivering tailored solutions to municipalities and industries. Their manufacturing facilities in the UAE and India support their operations, allowing them to produce equipment that meets international standards. Middle East Group Holding has executed numerous projects, including containerized reverse osmosis plants, showcasing their expertise in this area. They focus on sustainable water practices and have a commitment to environmental responsibility, which is crucial in today's water-scarce regions.


10. Envirogen Group

  • Website: envirogengroup.com
  • Ownership type: Private Equity
  • Headquarters: Alfreton, England, United Kingdom (UK)
  • Employee distribution: United Kingdom (UK) 72%, Netherlands 21%, Italy 3%, Other 3%
  • Latest funding: $22.2M, October 2011
  • Founded year: 1996
  • Headcount: 201-500
  • LinkedIn: envirogengroup

Envirogen Group, founded in 1996 and based in Alfreton, England, specializes in industrial water treatment and process filtration solutions. The company serves various sectors, including automotive, food and beverage, and healthcare, focusing on optimizing manufacturing processes and ensuring compliance with quality standards. Envirogen offers a comprehensive range of products, including advanced filtration systems and modular plant solutions, with a notable emphasis on reverse osmosis technology. Their product lineup features systems like EcoRO and PureSep RO Plant, which are designed to meet the specific needs of their clients. The company has also engaged in significant projects, such as providing demineralized water for energy plants, showcasing their expertise and commitment to the industry. With a workforce of around 94 employees and a presence in multiple countries, Envirogen Group continues to be an active participant in the water treatment sector.


11. Hidrotec Tratamiento de Aguas, S.L.

  • Website: hidrotec.es
  • Ownership type: Private
  • Headquarters: La Palma, Murcia, Spain
  • Employee distribution: Spain 73%, Brazil 13%, Mexico 13%
  • Founded year: 1997
  • Headcount: 11-50
  • LinkedIn: hidrotectda

Hidrotec Tratamiento de Aguas, S.L. is a private company based in La Palma, Murcia, Spain, founded in 1997. The firm specializes in water treatment engineering and construction, focusing on advanced technologies for water purification. Their services include the design and installation of reverse osmosis systems, micro and ultrafiltration, and other related technologies. With a team of qualified engineers and technicians, Hidrotec provides tailored solutions to meet the specific needs of their clients, which range from industrial applications to municipal water treatment. The company has a notable presence in Spain and has expanded its reach to Brazil and Mexico, reflecting its capability to operate in international markets. Hidrotec is committed to innovation and sustainability in water treatment, ensuring that their systems are efficient and environmentally friendly.


12. Hydranautics - A Nitto Group Company

  • Website: membranes.com
  • Ownership type: Private
  • Headquarters: San Diego, California, United States (USA)
  • Employee distribution: United States (USA) 65%, India 16%, Brazil 3%, Other 17%
  • Founded year: 1963
  • Headcount: 501-1000
  • LinkedIn: hydranautics

Hydranautics - A Nitto Group Company, founded in 1963 and based in San Diego, California, is a prominent player in the membrane technology sector. The company specializes in water treatment solutions, offering a wide array of membrane products, including reverse osmosis, nanofiltration, ultrafiltration, and microfiltration. Hydranautics serves multiple industries, such as municipal water supply, agriculture, and pharmaceuticals, providing not just products but also technical support and services to enhance water treatment efficiency. Their commitment to research and development ensures that they stay at the forefront of membrane technology, continuously improving their offerings to meet the evolving needs of the market. With a global operational footprint, their products are utilized in various applications, from seawater desalination to wastewater treatment, demonstrating their significant role in the water treatment industry.


13. Aqua-Chem

  • Website: aqua-chem.com
  • Ownership type: Corporate
  • Headquarters: Knoxville, Tennessee, United States (USA)
  • Employee distribution: United States (USA) 97%, Other 3%
  • Latest funding: August 2014
  • Founded year: 2006
  • Headcount: 201-500
  • LinkedIn: aqua-chem

Aqua-Chem, founded in 2006 and based in Knoxville, Tennessee, is a water treatment company that specializes in water filtration and purification systems. The company serves multiple industries, including pharmaceuticals, beverages, oil and gas, and military applications. Aqua-Chem designs, builds, and maintains advanced clean water solutions, focusing on technologies such as reverse osmosis, vapor compression distillation, and membrane filtration. Their products are engineered to meet stringent industry standards, ensuring operational efficiency and compliance. Aqua-Chem also emphasizes sustainability, aiming to minimize energy consumption while maximizing water recovery. With a workforce of 201-500 employees, Aqua-Chem has established itself as a reliable partner in providing high-purity water solutions, making it a relevant player in the reverse osmosis sector.


14. Water Technologies De México, S.A. De C.V.


Water Technologies De México, S.A. De C.V. is a Mexican company established in 1994, dedicated to providing comprehensive solutions in water treatment. With a workforce of approximately 57 employees, the company operates primarily in Mexico, with a small presence in Honduras. They design, manufacture, and install advanced water treatment systems, focusing on technologies such as reverse osmosis and desalination. Their offerings cater to industrial, commercial, and residential clients, ensuring access to clean water across various applications. The company has developed a reputation for quality and innovation, having pioneered the manufacturing of containerized water treatment plants in 2017 to address water scarcity issues. Their portfolio includes a range of systems, from industrial reverse osmosis units to residential purification solutions, demonstrating their capability in the sector. Water Technologies is also recognized for its commitment to environmental sustainability and the efficient use of water resources, which is increasingly important in today's market.


15. IDE Technologies

  • Website: ide-tech.com
  • Ownership type: Corporate
  • Headquarters: Kadima Zoran, Center, Israel
  • Employee distribution: Israel 43%, Chile 24%, India 21%, Other 11%
  • Latest funding: January 2019
  • Founded year: 1965
  • Headcount: 201-500
  • LinkedIn: ide-technologies-ltd.

IDE Technologies, founded in 1965 and based in Kadima Zoran, Israel, is a water treatment company that specializes in advanced desalination and water treatment solutions for both industrial and municipal clients. With a workforce of approximately 577 employees, IDE has established a strong presence in various countries, including Israel, Chile, India, and the United States. The company offers a comprehensive range of services, including seawater desalination, wastewater treatment, and operations and maintenance. IDE is particularly noted for its expertise in reverse osmosis technology, which is a critical component of their desalination projects. They have successfully partnered with municipalities and industries to enhance water security and sustainability, addressing the growing global demand for fresh water. IDE's innovative approaches and proven track record in constructing and operating large-scale desalination facilities position them as a significant player in the water treatment industry.


16. Dhara Water Corporation

  • Website: dharawater.com
  • Ownership type: Private
  • Headquarters: Phursungi, Maharashtra, India
  • Employee distribution: India 100%
  • Founded year: 2008
  • Headcount: 11-50
  • LinkedIn: dhara-water-corporation

Dhara Water Corporation, established in 2008 and based in Phursungi, Maharashtra, is a private company dedicated to providing advanced water purification solutions. With a workforce of 11 to 50 employees, the company specializes in manufacturing a variety of water treatment products, including reverse osmosis plants, domestic water purifiers, and effluent treatment plants. Their offerings cater to both industrial and domestic markets, addressing the growing demand for safe and clean water. Dhara Water Corporation emphasizes quality and customization in its products, ensuring that they meet the specific needs of their clients. The company also engages in research and development to innovate and improve their water treatment technologies, which reflects their commitment to staying relevant in the industry. They have not reported any funding, indicating a self-sustained operational model.


17. Deltapure Water India Limited


Deltapure Water India Limited, based in New Delhi, has been a prominent player in the water technology sector since its inception in 1997. The company specializes in water treatment solutions, particularly focusing on reverse osmosis systems, water softeners, and effluent treatment plants. With a workforce of around 100 professionals and a network of service centers across India, Deltapure has positioned itself to cater to a wide range of industries, including food, pharmaceuticals, and chemicals. Their innovative approach includes the introduction of water vending machines and a unique licensing model to expand their market reach. Deltapure is also involved in research and development, aiming to enhance water sustainability and efficiency in their operations. Their manufacturing facilities in Delhi and Pune support their commitment to quality and service excellence, ensuring they meet the evolving demands of their clients.


18. Aqua Membranes, Inc.

  • Website: aquamembranes.com
  • Ownership type: Venture Capital
  • Headquarters: Albuquerque, New Mexico, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: Other (Debt), October 2024
  • Founded year: 2011
  • Headcount: 11-50
  • LinkedIn: aqua-membranes-llc

Aqua Membranes, Inc., founded in 2011 and based in Albuquerque, New Mexico, is a manufacturer dedicated to advancing reverse osmosis technology. The company focuses on creating innovative membrane elements that enhance water treatment processes across various industries, including utilities, food and beverage, and mining. Their solutions are designed to improve sustainability and operational efficiency, notably through reduced energy consumption and lower fouling rates. Aqua Membranes has gained recognition for its Printed Spacer Technology®, which optimizes the performance of reverse osmosis systems. This technology has been acknowledged with awards, including the GWI Breakthrough Technology Company of the Year in 2024, underscoring their impact on the industry. The company operates entirely within the United States and has a small team of dedicated professionals driving its mission forward.


19. AES Arabia Ltd

  • Website: aesarabia.com
  • Ownership type: Private
  • Headquarters: Riyadh, Riyadh, Saudi Arabia
  • Employee distribution: Saudi Arabia 100%
  • Founded year: 1985
  • Headcount: 201-500
  • LinkedIn: aes-arabia-ltd

AES Arabia Ltd, established in 1985, is a private company based in Riyadh, Saudi Arabia, specializing in water and wastewater treatment systems. With a workforce of approximately 246 employees, the company has developed a robust portfolio that includes reverse osmosis plants, sewage treatment plants, and various filtration systems. AES Arabia has a significant presence in the Middle East, Gulf, and Africa, providing tailored solutions to industries such as oil and gas, pharmaceuticals, and agriculture. Their commitment to quality is reflected in their adherence to international standards and certifications, including ISO 9001 and ISO 14001. The company has successfully executed numerous projects, including collaborations with major players like Saudi Aramco and Tecnicas Reunidas, demonstrating their expertise and reliability in the field of water treatment.


20. Sarvo Technologies Limited


Sarvo Technologies Limited, based in Faridabad, Haryana, India, has been a player in the water treatment and wastewater management industry since its inception in 1991. The company specializes in a range of solutions, including sewage treatment plants and reverse osmosis systems. Sarvo Technologies is dedicated to sustainable practices aimed at mitigating water scarcity and environmental challenges. They serve multiple sectors, including hospitality, healthcare, education, and industrial applications, showcasing their adaptability and expertise in water management. As part of the Indo Autotech group, which has a significant turnover, Sarvo Technologies benefits from a robust backing that enhances its operational capabilities and market reach.


21. Sychem Group

  • Website: sychem.gr
  • Ownership type: Private
  • Headquarters: Athens, Central Athens Regional Unit, Greece
  • Employee distribution: Greece 100%
  • Founded year: 2000
  • Headcount: 201-500
  • LinkedIn: sychem-group

Sychem Group, established in 2000 and based in Athens, Greece, is an engineering company that specializes in water treatment and renewable energy solutions. With a workforce of around 200 to 500 employees, Sychem provides a wide array of services, including desalination, wastewater treatment, and energy-saving systems tailored for municipalities and industries. The company is recognized for its innovative approach to addressing environmental challenges, particularly through the implementation of advanced technologies in water processing. Sychem has made significant strides in the construction of reverse osmosis plants, including a notable project in Morocco that delivers 30,000 cubic meters of desalinated water per day. Their operations extend beyond Greece, with exports to over 36 countries, reflecting their international presence and expertise in the water treatment sector.


22. Flosys Water Solutions PVT. LTD.

  • Website: fwspl.com
  • Ownership type: Private
  • Headquarters: Noida, Uttar Pradesh, India
  • Employee distribution: India 100%
  • Founded year: 2019
  • Headcount: 11-50
  • LinkedIn: flosyswatersolutionspvtltd

Flosys Water Solutions PVT. LTD., based in Noida, Uttar Pradesh, India, is a private company founded in 2019. It specializes in water treatment solutions, offering a range of products that include sewage treatment plants, effluent treatment plants, and reverse osmosis systems. The company primarily caters to industries such as pharmaceuticals and food and beverage, where water quality and compliance with environmental regulations are critical. Flosys Water Solutions is committed to delivering high-quality products and services, ensuring that their solutions meet the highest industry standards. They have expanded their operations to over five countries, showcasing their growing global presence. The company is ISO 9001:2015 certified, reflecting their dedication to quality management. With a team of around 23 employees, Flosys Water Solutions has served over 300 clients, indicating a solid foundation in the water treatment sector.


23. Esli Pollet Water Group

  • Website: esli.com.tr
  • Ownership type: Private
  • Headquarters: Kaş, Antalya, Turkey
  • Employee distribution: Turkey 100%
  • Founded year: 1997
  • Headcount: 201-500
  • LinkedIn: esli

Esli Pollet Water Group, officially known as Esli Endüstriyel Ürünler Paz. San. Ve Tic. Ltd. Şti., was founded in 1997 and is headquartered in Kaş, Antalya, Turkey. The company specializes in industrial water treatment solutions, providing a comprehensive range of products and services that include reverse osmosis systems and wastewater treatment solutions. They cater to various industries such as pharmaceuticals, agriculture, and food and beverage, demonstrating their versatility in addressing different water treatment needs. With a workforce of approximately 193 employees, Esli operates through a network of regional offices across Turkey, ensuring that they can effectively support their clients. Their commitment to delivering reliable water treatment solutions is underscored by their extensive experience in the field, which spans over two decades.


24. Ridgewood for Water Desalination


Ridgewood for Water Desalination, based in Cairo, Egypt, specializes in sustainable water treatment solutions, particularly in reverse osmosis desalination. Founded in 1998, the company has developed a robust portfolio, operating over 65 desalination plants with capacities ranging from 500 to 20,000 cubic meters. Their services extend beyond desalination to include operation and maintenance of water plants and wastewater treatment. Ridgewood has made significant contributions to various sectors, including hospitality and industry, providing water supply and management solutions to over 200 resorts, hotels, and factories across Egypt. The company is vertically integrated, allowing them to maintain control over quality standards and project timelines. With a focus on innovation and customer satisfaction, Ridgewood aims to expand its operations regionally, addressing the pressing water scarcity issues in the Middle East.


25. AquaPlan (Pty) Ltd

  • Website: aquaplansa.co.za
  • Ownership type: Private
  • Headquarters: Kempton Park, Gauteng, South Africa
  • Employee distribution: South Africa 100%
  • Founded year: 1995
  • Headcount: 51-200
  • LinkedIn: aquaplan-sa

AquaPlan (Pty) Ltd, established in 1995, is a water treatment engineering company based in Kempton Park, Gauteng, South Africa. With a workforce of approximately 48 employees, AquaPlan has built a reputation for delivering comprehensive water treatment solutions tailored to the industrial, municipal, and agricultural sectors. The company offers a wide array of services, including the design, manufacturing, and operation of water treatment plants, as well as consulting services. AquaPlan has extensive experience in reverse osmosis systems, having designed and installed units that range from small skid-mounted systems to larger facilities capable of producing several mega liters of permeate per day. Their engineering expertise, combined with a robust manufacturing facility, positions them as a significant player in the water treatment sector, particularly in reverse osmosis technology.



Reverse Osmosis Plant Construction Insights: Key Companies


CompanyHeadquarterSizeFoundedOwnership
Shubham Aqua Vitro Pvt. Ltd.Ahmedabad, Gujarat, India11-502010Private
Applied Membranes Inc.Vista, California, United States (USA)201-5001983Private
ECOSAN SustentabilidadeSao Paulo, Sao Paulo, Brazil51-2001983Private
Dew Projects and Chemicals (P) LtdGreater Noida, Uttar Pradesh, India201-5001995Private
Pure Aqua, Inc.Santa Ana, California, United States (USA)11-502002Private
Water World InternationalKarachi, Sindh, Pakistan51-2001995Private
HYDROCALSAN SA de CVLa Paz, Baja California Sur, Mexico11-501984Private
KampwaterStellenbosch, Western Cape, South Africa11-502007Private
Middle East Group HoldingSharjah, Sharjah, United Arab Emirates (UAE)51-2002008Private
Envirogen GroupAlfreton, England, United Kingdom (UK)201-5001996Private Equity
Hidrotec Tratamiento de Aguas, S.L.La Palma, Murcia, Spain11-501997Private
Hydranautics - A Nitto Group CompanySan Diego, California, United States (USA)501-10001963Private
Aqua-ChemKnoxville, Tennessee, United States (USA)201-5002006Corporate
Water Technologies De México, S.A. De C.V.Monterrey, Nuevo Leon, Mexico51-2001994Private
IDE TechnologiesKadima Zoran, Center, Israel201-5001965Corporate
Dhara Water CorporationPhursungi, Maharashtra, India11-502008Private
Deltapure Water India LimitedNew Delhi, Delhi, India51-2001997Private
Aqua Membranes, Inc.Albuquerque, New Mexico, United States (USA)11-502011Venture Capital
AES Arabia LtdRiyadh, Riyadh, Saudi Arabia201-5001985Private
Sarvo Technologies LimitedFaridabad, Haryana, India201-5001991Private
Sychem GroupAthens, Central Athens Regional Unit, Greece201-5002000Private
Flosys Water Solutions PVT. LTD.Noida, Uttar Pradesh, India11-502019Private
Esli Pollet Water GroupKaş, Antalya, Turkey201-5001997Private
Ridgewood for Water DesalinationCairo, Cairo Governorate, Egypt201-5001998Corporate
AquaPlan (Pty) LtdKempton Park, Gauteng, South Africa51-2001995Private


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