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published on 7 April 2021

Focus on CeraMem LLC: Alsys entity in USA



CeraMem LLC, is an American company, located in Boston, Massachusetts, since 1986.

Specialized in ceramic membranes and filtration processes (MF, UF, NF, RO, pervaporation).

CeraMem LLC manufactures CeraMem® SiC ceramic membranes in the USA. And distributes Kleansep™ oxide ceramic membranes and Pleiade® polymeric membranes. Which are developed and produced by sister companies located in Europe (CTI and Orelis).

The broadest range of ceramic membrane products:

SiC and oxide materials (tube, monolith and flat sheet support) to meet the largest conditions of use (high temperature, extreme acidic / basic conditions, low lifecycle cost, robust separation quality, compliance with FDA regulations for food contact applications…).


More than 430 membrane filtration systems using CeraMem or other Alsys brand membrane products installed around the world. With a total estimated processing capacity greater than 15,000,000 gal/day (56 775 000 l/day).

Customer services:

Membrane feasibility testing, pilot studies, pilot systems available for rent (1 l/min (16 GPH) to 16 m³/h (70 GPM)), application development, standard and custom designed membrane systems, project delivery, commissioning, after sale services, membrane cleaning studies…

Example of CeraMem LLC markets and applications:

Reuse and recycle process: caustic cleaner recovery, acid filtration, oil degreasing bath…


Food and beverage process: juice, dairy and liquid clarification

Biotechnologies process: fermentation broth clarification, extract purification, downstream fractionation, renewable and plant-based chemicals concentration…

Drinking water production: emergency water, potable water…

Waste Water treatment for disposal or reuse: O&G produced water, oily waste water, laundry, MBR, hazardous chemicals removal (such as heavy metal), pretreatment to RO, mine tailing ponds, refinery desalter brine filtration…