ReqoData
Water Treatment 2026Updated

List of Municipal Water Treatment Membrane Suppliers

A comprehensive directory of companies supplying ultrafiltration, reverse osmosis, nanofiltration, and MBR membranes for municipal drinking water and wastewater treatment plants worldwide, with filtration type, capacity range, and project references.

Available Data Fields

Company Name
Membrane Types
Filtration Technology
Capacity Range
Headquarters
Municipal References
Certifications
Membrane Material
Product Lines
Website
Contact
Year Founded

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Company NameMembrane TypesHeadquarters
DuPont Water SolutionsRO, NF, UF, MBRWilmington, DE, USA
Toray IndustriesRO, NF, UF, MBRTokyo, Japan
Veolia Water TechnologiesUF, MBR, ROParis, France
Hydranautics (Nitto Denko)RO, NF, UF, MBROceanside, CA, USA
Koch Separation SolutionsUF, MBR, RO, NFWilmington, MA, USA

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Municipal Water Treatment Membrane Suppliers

Membrane filtration has become the backbone of modern municipal water and wastewater treatment. Utilities worldwide rely on reverse osmosis (RO), ultrafiltration (UF), nanofiltration (NF), and membrane bioreactor (MBR) technologies to meet increasingly stringent drinking water standards and discharge regulations. The global water treatment membrane market was valued at approximately $8.9 billion in 2024 and is projected to exceed $20 billion by 2034, driven by aging infrastructure upgrades and water reuse mandates.

Key Membrane Technologies in Municipal Applications

Reverse Osmosis (RO)
Removes dissolved salts, organics, and contaminants at the molecular level. Widely deployed in municipal desalination and brackish water treatment. DuPont FilmTec, Toray, LG Chem, and Hydranautics dominate this segment.
Ultrafiltration (UF)
Provides a physical barrier against bacteria, viruses, and suspended solids with pore sizes down to 0.01 microns. Leading products include Veolia ZeeWeed, Pentair X-Flow, and DuPont IntegraFlux.
Membrane Bioreactor (MBR)
Combines biological treatment with membrane filtration in a single process, producing effluent suitable for reuse. Koch PURON, Toray flat-sheet PVDF, and Veolia ZeeWeed 500 are widely specified for municipal wastewater.
Nanofiltration (NF)
Selectively removes divalent ions, natural organic matter, and micropollutants while allowing monovalent ions to pass. Used for water softening and emerging contaminant removal in drinking water plants.

Market Structure

The supplier landscape is moderately consolidated at the top. DuPont, Toray, Veolia, and 3M collectively held over 50% of the global membrane market share in 2024. However, hundreds of regional manufacturers and system integrators serve municipal contracts worldwide, particularly in China, India, and Southeast Asia where rapid urbanization drives demand.

Selection Criteria for Municipal Projects

When sourcing membranes for municipal plants, engineers and EPC firms typically evaluate suppliers on:

  • Proven municipal references — track record with comparable plant capacities and feedwater conditions
  • Membrane lifespan and warranty — municipal UF membranes now routinely exceed 10–15 years of service life
  • NSF/ANSI 61 certification — mandatory for drinking water contact in many jurisdictions
  • Local technical support — availability of design software, field engineers, and replacement inventory
  • Total cost of ownership — energy consumption, chemical cleaning frequency, and replacement intervals

Frequently Asked Questions

Q.What membrane types are included in this dataset?

The dataset covers reverse osmosis (RO), nanofiltration (NF), ultrafiltration (UF), microfiltration (MF), and membrane bioreactor (MBR) suppliers that serve the municipal water and wastewater treatment market.

Q.How are supplier details collected?

When you request data, our AI crawls publicly available sources — manufacturer websites, project case studies, industry directories, and regulatory filings — to compile up-to-date supplier profiles. This is not a static database; information is gathered fresh at request time.

Q.Does the dataset include membrane specifications and capacity ratings?

Yes. Where publicly available, each supplier profile includes membrane material, pore size, module configuration, capacity range, and applicable standards such as NSF/ANSI 61 or EN certification.

Q.Can I filter for suppliers with experience in a specific plant capacity range?

Absolutely. You can specify a minimum plant capacity (e.g., 5 MGD, 50 MLD) and the system will return suppliers with documented municipal project references at or above that scale.