Membrion

Pure Blue Tech

This company manufactures self-cleaning filtration membranes and ultrasonic fouling prevention units for industrial, municipal, and semiconductor water treatment and reuse applications.

Membion

The company manufactures membrane bioreactor modules for water filtration for industrial and municipal customers.

Active Membranes

This company develops electro-active desalination membranes that resist scaling and fouling for water treatment facilities and oil and gas industrial customers.

ZwitterCo

The company develops fouling-resistant membranes for industrial wastewater treatment and product recovery in the food, dairy, and bioprocessing sectors.

Cerahelix

This company manufactures ceramic nanofiltration membranes for industrial water purification and molecular separation in sectors including mining, food, and pharmaceuticals.

WaterWhelm

This company develops waste-heat-powered desalination and wastewater treatment technology for industrial and municipal customers, including hydrogen producers and utilities.

Circular Materials

This company develops technology to recover metals and raw materials from industrial wastewater for clients in the manufacturing and chemical sectors.

Sitration

The company produces porous silicon membranes for the recovery of critical minerals and metals for customers in the mining and battery recycling industries.