Treatment Technologies

    Reverse Osmosis System Companies

    RO system integrators for brackish, seawater, and industrial process water, skids, containerized plants, and engineered solutions.

    187 providers

    This page is a good fit if you need:

    • Reverse Osmosis (RO) or Filtration capabilities
    • Suppliers with utilities sector experience
    • Providers operating in China or Italy

    Not ready to browse? Post your reverse osmosis system project and receive matched proposals directly from verified suppliers.

    Providers
    187
    Verified
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    Countries
    28

    Find a Reverse Osmosis System Provider

    Showing 41-60 of 187

    187 results from 187 matched providers

    Fileder Filter Systems Ltd logo

    Fileder Filter Systems Ltd

    United Kingdom51-200 employees
    5 technologies1 region

    Fileder Filter Systems Ltd specializes in supplying advanced filtration and water treatment products across Europe. Catering to industries such as utilities, manufacturing, and waste management, they provide innovative solutions like reverse osmosis and microfiltration to enhance water quality and treatment efficiency.

    Bag and Cartridge Filtration
    Reverse Osmosis (RO)
    Microfiltration (MF)
    FilTech S.r.l. logo

    FilTech S.r.l.

    Italy51-200 employees
    4 technologies1 region

    FilTech S.r.l. specializes in designing and manufacturing advanced water treatment systems, including filtration and reverse osmosis solutions, for residential, professional, and Ho.Re.Ca. sectors. With over 30 years of experience, they serve diverse industries across Europe, focusing on high-quality and efficient water purification technologies.

    Reverse Osmosis (RO)
    Point-of-Use (POU) Filters
    Construction and Installation
    GE

    GTE ELETTROMECCANICA

    Italy51-200 employees
    5 technologies1 region

    GTE ELETTROMECCANICA specializes in providing advanced water treatment solutions, including equipment manufacturing and technology provision for utilities and industrial applications. Based in Italy, the company serves the European market with a focus on desalination, ultra-pure water systems, and membrane technologies.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Municipal WWTPs
    Hainan Litree Purifying Technology Co., Ltd. logo

    Hainan Litree Purifying Technology Co., Ltd.

    China200+ employees
    6 technologies1 region

    Hainan Litree Purifying Technology Co., Ltd. is a leading Chinese manufacturer specializing in ultrafiltration membrane technology. The company provides advanced water purification and treatment solutions for residential, commercial, and industrial applications, serving diverse industries including utilities and manufacturing.

    Ultrafiltration (UF)
    Reverse Osmosis (RO)
    Nanofiltration (NF)
    HIDRO-WATER S.L.U logo

    HIDRO-WATER S.L.U

    Spain51-200 employees
    8 technologies1 region

    Hidro-Water S.L.U specializes in the manufacturing and provision of advanced water treatment equipment. Based in Spain, they offer solutions for residential, industrial, and municipal applications, focusing on technologies like reverse osmosis, ultrafiltration, and greywater recycling to enhance water quality and sustainability.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Greywater Recycling
    Hidrofilt Ltd. logo

    Hidrofilt Ltd.

    Hungary51-200 employees
    10 technologies1 region

    Hidrofilt Ltd. is a leading designer, manufacturer, and operator in water treatment solutions, specializing in filtration technologies and wastewater treatment plants. Serving diverse industries, it provides comprehensive services from design to maintenance, ensuring efficient and sustainable water management across Europe.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Plant Operation Services
    Hydranautics – A Nitto Group Company logo

    Hydranautics – A Nitto Group Company

    United States200+ employees
    6 technologies1 region

    Hydranautics, a Nitto Group Company, specializes in advanced membrane technologies, offering solutions like reverse osmosis, ultrafiltration, microfiltration, and nanofiltration for water treatment. As a leading equipment manufacturer and technology provider, they serve the water management and utilities industries across North America.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Microfiltration (MF)
    Nanofiltration (NF)
    Lenntech B.V. logo

    Lenntech B.V.

    Netherlands51-200 employees
    5 technologies1 region

    Lenntech B.V. specializes in providing tailor-made water treatment solutions, offering a range of services including reverse osmosis, ultrafiltration, and containerized systems. Operating primarily in Europe, they cater to industries such as food and beverage, utilities, and manufacturing, ensuring efficient water reuse and treatment.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial Water Reuse
    Containerized/Modular Systems
    +1 more
    Lexcru Water Tech Pvt. Ltd. logo

    Lexcru Water Tech Pvt. Ltd.

    India51-200 employees
    7 technologies1 region

    Lexcru Water Tech Pvt. Ltd. specializes in providing comprehensive solutions for domestic and industrial water treatment, including RO components and systems. Based in India, the company serves various industries with advanced filtration and purification technologies, ensuring efficient water management and sustainability.

    Reverse Osmosis (RO)
    Industrial WWTPs
    Construction and Installation
    Metalife S.r.l. logo

    Metalife S.r.l.

    Italy51-200 employees
    5 technologies1 region

    Metalife S.r.l. is a leading international supplier of water treatment solutions, specializing in advanced filtration technologies and consulting services. Based in Italy, the company serves various industries, including construction, manufacturing, and utilities, providing innovative equipment and systems for effective water purification and management.

    Reverse Osmosis (RO)
    Point-of-Use (POU) Filters
    Construction and Installation
    Pure Water Group logo

    Pure Water Group

    Netherlands51-200 employees
    3 technologies1 region

    Pure Water Group specializes in sustainable Electro Deionization (EDI) and Electro Dialysis Reversal (EDR) equipment, providing high purity water systems for various industrial applications. With a focus on innovative membrane technologies, they serve the European market, offering solutions for water treatment and reuse.

    Reverse Osmosis (RO)
    Industrial Water Reuse
    Plant Operation Services
    TW

    tzalul water purification and filtration ltd

    Israel51-200 employees
    5 technologies1 region

    Tzalul Water Purification and Filtration Ltd specializes in providing advanced water dispensers and filtration systems for both business and residential sectors in Israel. They offer solutions for scale prevention, reverse osmosis systems, and water softeners, ensuring high-quality, purified water tailored to customer needs.

    Reverse Osmosis (RO)
    Point-of-Use (POU) Filters
    Construction and Installation
    Vontron Technology Co., Ltd. logo

    Vontron Technology Co., Ltd.

    China200+ employees
    10 technologies1 region

    Vontron Technology Co., Ltd. is a leading Chinese company specializing in the research, manufacture, and sale of separation membranes and related materials. With over 24 years of experience, Vontron serves a global clientele, providing advanced solutions for water treatment, including reverse osmosis and nanofiltration technologies.

    Reverse Osmosis (RO)
    Nanofiltration (NF)
    Ultrafiltration (UF)
    W.F. S.r.l. logo

    W.F. S.r.l.

    Italy51-200 employees
    7 technologies1 region

    W.F. S.r.l. is a leading Italian manufacturer specializing in advanced water treatment equipment. They offer a wide range of filtration systems, including UV disinfection and point-of-use filters, catering to industries such as manufacturing and utilities. Their expertise in pressure-driven membrane systems and adsorption-based technologies ensures high-quality water purification solutions.

    Bag and Cartridge Filtration
    Point-of-Use (POU) Filters
    UV Disinfection
    Watch Water GmbH logo

    Watch Water GmbH

    Germany51-200 employees
    4 technologies1 region

    Watch Water GmbH specializes in water filtration and treatment solutions, offering advanced technologies and consultancy services to enhance water quality across various industries. Based in Germany, they cater primarily to the European market, focusing on utilities, manufacturing, and waste management sectors.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Yuyao Ruiao Water Purification Equipment Co., Ltd. logo

    Yuyao Ruiao Water Purification Equipment Co., Ltd.

    China51-200 employees
    4 technologies1 region

    Yuyao Ruiao Water Purification Equipment Co., Ltd. specializes in manufacturing advanced water purification equipment, serving industries such as construction, manufacturing, and utilities. Based in China, the company provides solutions like reverse osmosis and ultrafiltration for effective water treatment and infrastructure development.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Construction and Installation
    Aquacells Membrane Technologies Co.,Ltd logo

    Aquacells Membrane Technologies Co.,Ltd

    China51-200 employees
    4 technologies2 regions

    Aquacells Membrane Technologies Co., Ltd is a leading Chinese company specializing in advanced EDI systems and membrane technologies. With a focus on high-end pure water equipment, they serve diverse industries, including energy, manufacturing, and utilities, providing innovative solutions for water treatment and purification.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    BAYSU WATER TREATMENT SYSTEMS logo

    BAYSU WATER TREATMENT SYSTEMS

    Türkiye51-200 employees
    2 technologies3 regions

    BAYSU WATER TREATMENT SYSTEMS specializes in providing advanced water treatment solutions, including equipment manufacturing and system integration. Serving diverse industries, they focus on technologies such as reverse osmosis and ultrafiltration to ensure efficient water purification and treatment across Europe, MEA, and APAC regions.

    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Industrial WWTPs
    Plant Operation Services
    +1 more
    CHEMRA GmbH logo

    CHEMRA GmbH

    Germany51-200 employees
    2 technologies3 regions

    CHEMRA GmbH, based in Germany, specializes in developing and producing functional polymers for ion exchange, chromatography, adsorption, and catalysis. With over 30 years of experience, they offer consulting and support services globally, focusing on cost-effective process improvements for diverse industries.

    Activated Carbon Filtration
    Reverse Osmosis (RO)
    Ultrafiltration (UF)
    Chemsys UAB logo

    Chemsys UAB

    Lithuania51-200 employees
    1 technologie2 regions

    Chemsys UAB is a leading wholesaler of water treatment components and chemicals, offering a wide range of products including reverse osmosis systems and filtration materials. With a large warehouse and global partnerships, they ensure prompt deliveries and competitive pricing for their clients across Europe and beyond.

    Reverse Osmosis (RO)
    Activated Carbon Filtration
    Storage Tanks and Reservoirs

    Designing and Procuring Reverse Osmosis Systems for Industrial and Commercial Use

    Reverse osmosis performance is governed by three interdependent parameters: applied pressure, membrane flux rate, and system recovery. Higher recovery reduces reject (concentrate) volume and water consumption but increases concentration polarization on the membrane surface, accelerating fouling and scaling. Commercial brackish water RO systems typically operate at 70–80% recovery, while seawater desalination systems run at 40–50% due to osmotic pressure constraints. Specifying recovery targets without also specifying concentrate disposal capacity is one of the most common design oversights in RO project procurement.

    Membrane selection is equally critical. Thin-film composite (TFC) polyamide membranes dominate the market and are available in standard 8-inch diameter elements, but temperature rating, pH operating range, and chlorine tolerance vary significantly between manufacturers. Cellulose acetate membranes are an option in chlorinated feed streams where dechlorination is impractical, but offer lower rejection rates. For high-temperature industrial applications above 45°C, only specific membrane materials and element constructions maintain rated performance.

    Pre-treatment design determines long-term RO reliability. Inadequate SDI (Silt Density Index) reduction ahead of the membrane array causes irreversible colloidal fouling and shortens membrane life. Chemical scaling—particularly calcium carbonate, calcium sulfate, barium sulfate, and silica—requires antiscalant programs sized to the concentrate chemistry, not the feedwater chemistry. When evaluating RO providers, require a full system design report including LSI and Stiff-Davis Index calculations for the concentrate stream at design recovery.

    Frequently Asked Questions

    What is a realistic membrane replacement schedule for an industrial RO system?

    Well-maintained brackish water RO membranes in industrial applications typically last 5–7 years. Membrane life shortens significantly with inadequate pre-treatment (SDI above 5 or free chlorine breakthrough), biological fouling in warm climates, or high-pH cleaning cycles that degrade the polyamide active layer. Systems with poor pre-treatment or inconsistent antiscalant dosing may require membrane replacement in 2–3 years. Request the provider's historical membrane replacement intervals for comparable installations before accepting a quoted membrane lifespan.

    How do I compare RO system proposals on a like-for-like basis?

    Normalize all proposals to the same recovery rate, permeate flow rate, and feedwater quality assumptions. Key metrics to compare are specific energy consumption (kWh/m³ of permeate), normalized permeate flux (L/m²/h at reference conditions), and projected first-year chemical costs including antiscalant and cleaning chemicals. Proposals that omit recovery or concentrate disposal specifications cannot be meaningfully compared against one another.

    What is a pressure exchanger and when is it worth specifying?

    A pressure exchanger (PX) is an energy recovery device that transfers hydraulic energy from the high-pressure concentrate stream to the incoming seawater feed, reducing the load on the high-pressure pump. In seawater RO systems, PX devices can reduce specific energy consumption from 6–8 kWh/m³ down to 2–3 kWh/m³, with typical payback periods of 2–4 years at current energy prices. They are standard specification for new SWRO plants above 500 m³/day and should be evaluated for any large-scale brackish water system where energy costs are significant.

    What questions should I ask about concentrate management before buying an RO system?

    Ask the provider to calculate your concentrate volume at design recovery and confirm you have a viable disposal pathway: sewer discharge (check local TDS limits), evaporation pond, deep well injection, or ZLD (zero liquid discharge) crystallization. Confirm that the concentrate chemistry at design recovery does not exceed the solubility limits for calcium sulfate or silica, which are the most common irreversible scaling risks. If your local regulations cap concentrate TDS at sewer discharge, the provider must design recovery around that constraint, not the other way around.

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