Municipalities and industrial facilities in the U.S. are under increasing pressure to manage wastewater more efficiently and comply with tighter discharge and reuse requirements. That’s why membrane bioreactor suppliers have become a key part of today’s sewage treatment strategy, providing more consistent effluent quality and a smaller footprint than conventional activated sludge systems.

As water scarcity worsens, infrastructure ages, and demand for wastewater reuse grows in states such as California, Texas, and Florida, the need for efficient and dependable MBR wastewater treatment systems is increasing. Procurement teams require suppliers to not only offer a low initial cost but also perform well and provide reliable assistance.

This guide covers 8 leading membrane bioreactor suppliers for U.S. sewage treatment plants. You’ll learn what sets a dedicated MBR supplier apart from the rest, explore these eight reliable companies serving the U.S. market, and find practical steps for selecting the right supplier for your next sewage treatment project.

1. OXYMO Technology

Website URL: https://oxymotec.com

Email: oxymo@oxymembrane.com

Contact No.: +86 130 0635 3124

Company Overview

OXYMO Technology is among the top membrane bioreactor providers for sewage treatment plants in the United States because it remains laser-focused on the single priority it has: performance of the membranes in the real environment of a plant. The company specializes in the research, development, and production of ultrafiltration technology and membrane bioreactor technology and has completed hundreds of water treatment projects in over 40 countries.

What sets OXYMO apart from competitors is its research partnership model. The company cooperates closely with universities and scientific research institutions, and this cooperation has resulted in the creation of several technological breakthroughs and invention patents for high-performance membrane products such as MABR, flat sheet MBR, ultrafiltration, and membrane distillation. OXYMO’s research-based approach is focused on developing new materials and enhanced membrane capabilities, rather than simply supplying off-the-shelf products.

Production and quality management meet internationally recognized standards, as manufacturing is ISO 9001 and 14001 certified. OXYMO’s membrane products are also CE certified, an important attribute for procurement teams involved with sewage treatment plant projects that require a formal compliance document.

Key Products and Services

OXYMO’s product range covers the full spectrum of membrane bioreactor needs for sewage treatment applications:

• Hollow fiber MBR membranes are made with embedded-reinforced PVDF, PVDF, alloy-PVC, PAN, and PS/PES materials, allowing plants to match filtration precision to their specific treatment requirements.
• MBR membranes are specifically designed to maintain stable performance despite fluctuating influent loads, a frequent problem with municipal sewage systems.
• The MABR (Membrane Aerated Biofilm Reactor) system provides biological treatment with reduced energy consumption compared to conventional aerated systems.
• Ultrafiltration (UF) membrane systems, which include a gravity UF series for lower-energy filtration.
• Membrane distillation technology for applications in advanced separation and water recovery.
• Complete package sewage treatment plants – end-to-end OXYMO design, manufacturing, installation, and commissioning.

Industries Served

OXYMO’s membrane bioreactor systems support municipal and industrial wastewater treatment across a wide range of applications, including municipal and domestic sewage plants, landfill leachate, laundry and dyeing wastewater, papermaking wastewater, food and slaughterhouse wastewater, oilfield wastewater, pharmaceutical wastewater, dairy processing wastewater, and chemical industry effluent.

What Makes OXYMO Technology Stand Out?

Unlike other MBR suppliers to the U.S. sewage treatment market, OXYMO offered several distinguishing features:

• Ongoing research and development of patented membrane formulations, not licensed or generic materials as used elsewhere.
• The variety of material options allows engineers to choose the membrane chemistry that is most appropriate to a particular wastewater stream.
• Successful international project management experience in more than 40 countries across various industry sectors.
• Consistent quality and environmental management practices with dual ISO 9001 and ISO 14001 certification.
• Complete service, which ranges from design to installation, commissioning, and after-installation services.
• Energy-efficient system design, with customers reporting operating cost savings after switching from older treatment methods.
• Consistent effluent quality even under variable influent loads, reducing operational variability and monitoring burden.
• Ongoing technical support for both new installations and upgrades to existing ETP/STP plants.

OXYMO’s patented technology, internationally recognized manufacturing certifications, and extensive project experience make it a strong fit for procurement teams and engineers across the USA, whether for new sewage treatment plant construction or upgrades to existing systems.

2. BioMicrobics, Inc.

Headquarters: Lenexa, Kansas, USA

Key Products: BioBarrier MBR, BioBarrier HSMBR, FAST wastewater treatment systems

Industries Served: Residential, commercial, small municipal, marine vessels

BioMicrobics, Inc. is a well-known MBR membrane supplier in the U.S., providing compact BioBarrier MBR and high-strength HSMBR systems for residential, commercial, and small municipal wastewater treatment projects.

The company’s strategy is based on packaged, pre-engineered systems that make it easier to install in decentralized applications at single properties and small communities. With more than 80,000 installations across over 80 countries and a President’s ‘E’ Star Award for export growth, BioMicrobics has built a strong reputation for reliable, easy-to-maintain systems backed by a wide distributor network.

3. Dynatec Systems, Inc.

Headquarters: Latrobe, Pennsylvania, USA

Key Products: Custom-engineered membrane bioreactor and wastewater membrane treatment systems

Industries Served: Industrial wastewater, sanitary and residential wastewater applications

Dynatec Systems, Inc. is one of the leading membrane bioreactor (MBR) suppliers and manufacturers in the U.S., specializing in custom-engineered, membrane-based treatment systems for industrial, sanitary, and residential wastewater applications. Dynatec’s strategy is rooted in its expertise in the industrial wastewater industry; the company focused almost exclusively on industrial membranes for two decades before expanding into the MBR market.

As both a supplier and local manufacturer, Dynatec offers clients faster response times and local engineering support through a shorter communication cycle. The company also serves those clients that want the packages tailored to the specifics of their facilities.

4. Xylem Inc.

Headquarters: Washington, D.C., USA

Key Products: ADI Membrane Bioreactor systems

Industries Served: Municipal sewage treatment, industrial wastewater, water reuse facilities

Xylem Inc. is one of the top membrane bioreactor manufacturers in the U.S., providing ADI Membrane Bioreactor systems designed for consistent removal of organics, ammonia, and nitrogen in municipal and industrial applications.

Xylem’s strategy is based on long solids retention time and physical membrane separation, enabling plants to achieve high mixed liquor suspended solids (MLSS) concentrations and keep a small footprint. Xylem is a large, publicly traded water technology company that provides extensive engineering support and a wide distribution network throughout the United States, both for direct discharge and for water reuse projects.

5. DuPont Water Solutions

Headquarters: Wilmington, Delaware, USA

Key Products: MemPulse MBR modules, MemCor ultrafiltration systems

Industries Served: Municipal wastewater, industrial wastewater, oil refineries, landfill leachate

DuPont Water Solutions is a well-known membrane bioreactor supplier in the U.S. with MemPulse MBR modules that are designed to be stable and operate under fluctuating influent conditions in municipal and industrial applications.

DuPont’s strategy focuses on engineering a stable membrane environment, allowing it to handle the most challenging wastewater streams like oil refinery wastewater and landfill leachate along with conventional municipal waste. DuPont offers a diverse water treatment portfolio along with industry education programs, appealing to customers who value a proven, U.S.-based supplier.

6. Kovalus Separation Solutions

Headquarters: Wilmington, Massachusetts, USA

Key Products: PURON MBR modules, PULSION MBR modules

Industries Served: Municipal wastewater, industrial wastewater, food and beverage, dairy and life sciences

Kovalus Separation Solutions is a well-known supplier of membrane bioreactors with two types of modules: PURON and PULSION MBR, based on reinforced PVDF hollow fiber membranes, which are resistant to clogging by fibrous materials and sludge solids.

The company’s approach is based on more than 60 years of separation technology experience and more than 10,000 installations worldwide. Its PULSION MBR technology emphasizes energy saving in aeration and reduction of footprint, while its end-to-end service approach includes system design, engineering, commissioning, and long-term support for challenging wastewater flows.

7. WesTech Engineering, LLC

Headquarters: Salt Lake City, Utah, USA

Key Products: ClearLogic MBR featuring Alfa Laval Hollow Sheet membrane technology

Industries Served: Municipal water and wastewater, mining, chemical and petrochemical, power

WesTech Engineering, LLC is one of the well-known membrane bioreactor suppliers, offering the ClearLogic MBR system built on Alfa Laval hollow sheet membrane technology for municipal and industrial wastewater treatment plants.

WesTech’s approach emphasizes simple, low-maintenance operation, using ultra-low transmembrane pressure and full chemical circulation during clean-in-place cycles to reduce cleaning frequency. With more than 20 years of biological wastewater treatment experience, WesTech is an ISO 9001-certified, employee-owned company and offers turnkey plants and existing plant retrofits across a wide equipment portfolio.

8. Newterra

Headquarters: Coraopolis, Pennsylvania, USA

Key Products: Modular MBR systems, MicroClear ultrafiltration membranes

Industries Served: Municipal wastewater, resource industry work camps, resorts, and food and beverage

Newterra is a well-known supplier of membranes and membrane bioreactors, offering configurable, modular MBR systems suited to projects ranging from small rural applications to large industrial systems.

Newterra’s solution relies on prefabricated modular engineering and patented side-access membrane removal, which removes the need for overhead cranes and makes maintenance easier. The company also offers built-in remote monitoring and digital diagnostics, ensuring it is suitable for decentralized and remote installations that require high-quality performance and low on-site maintenance.

How to Choose the Right Manufacturer for Your Project

• Manufacturing Experience: The best suppliers will have a documented history of completed MBR systems of a type similar to your effluent.
• Certifications: Having ISO 9001 and ISO 14001 certificates demonstrates the manufacturer follows good management practices for quality and the environment. CE certification brings another layer of verification.
• Product Quality: Membrane material directly affects fouling levels and lifespan. Request technical data to confirm performance indicators such as flux rates, chemical resistance, and expected lifespan.
• Customization: Check if a vendor adjusts membrane configuration or air supply system to your effluent type instead of proposing only standard solutions.
• Production Capacity: Find out that the production scale of a manufacturer can fulfill your order quantity timely with no hold-ups, not to mention potential reordering.
• Minimum Order Quantity (MOQ): Municipalities with smaller treatment volumes and pilot plants need suppliers willing to work with smaller MOQs rather than requiring large contracts.
• Lead Time: Make sure that production and shipping timelines set forth in writing are realistic, mainly in situations where customs clearance could really lengthen the delivery period.
• Export Experience: A strong record of U.S. exports indicates familiarity with international documentation and regulatory requirements.
• Technical Support: Opt for a supplier who can help you through all the commissioning steps, besides offering continued operation support.
• Pricing: Look more than at the price per membrane; evaluate the overall expenses of ownership. For example, compare frequency of replacements, energy consumption, etc.
• Warranty: Learn for sure all warranty conditions, mainly the ones on performance guarantees and handling of defective membranes.
• Communication: Responsive, transparent suppliers tend to provide better support once a plant is operational.
• After-Sales Service: Find out post-commissioning details like troubleshooting support and availability of spare parts.

Conclusion

Choosing the right membrane bioreactor supplier is among the most critical choices for any sewage treatment plant construction or upgrade project, regardless of whether it involves new construction or upgrading an existing facility. The eight companies featured here span from the big multinational water technology giants to the smaller vertically integrated manufacturers, and each has its own set of strengths depending on project type.

When evaluating membrane bioreactor manufacturers, the buyer must consider not only price but also certifications, proven field experience, customization options, and after-sales service. A lower upfront cost on MBR membrane suppliers can quickly be offset by higher long-term maintenance costs if quality or support falls short. Choosing suppliers who have clear technical information and have a track record of success safeguards your financial resources.

Looking for a membrane bioreactor supplier that delivers consistent performance even when influent loads swing? OXYMO Technology brings patented membrane formulations, dual ISO 9001/14001 certification, and hands-on experience across 40+ countries to every U.S. sewage treatment project.

FAQs

Why is OXYMO Technology one of the best membrane bioreactor suppliers?

OXYMO combines patented membrane technology across all three formats (MABR, flat-sheet MBR, and UF) with ISO 9001- and 14001-certified manufacturing, backed by hands-on experience across hundreds of projects in over 40 countries.

What is the difference between MBR and conventional activated sludge treatment?

MBR technology replaces the secondary clarifier, producing higher-quality effluent with a smaller plant footprint. Conventional activated sludge treatment relies on sedimentation to remove solids, resulting in lower clarity and a larger space requirement.

How long do MBR membranes typically last?

The lifespan of the membranes depends on the type of material used, the operating conditions, and the maintenance practices, typically between 7 and 10 years of operation. It is possible to significantly extend the service life through regularly scheduled cleaning cycles and monitoring of the transmembrane pressure.

Can MBR systems be used for water reuse applications?

Yes, MBR technology is commonly employed for water reuse due to effluent quality that is suitable for irrigation, industrial water reuse, and, in some cases, indirect potable reuse after further polishing treatment.