Filtrox AG

The FILTROX Group is the global technology leader in depth filtration of valuable liquids. Our focus is to help our customers to optimize their filtration and treatment processes. With our filters, they can produce better, safer and cleaner liquids for human needs. We are a flexible and reliable partner that is easy to do business with. Our continuous innovations provide superior value to our customers. We design, build and sell not just products, but smart microfiltration solutions that help to improve people’s quality of life. Our well-trained sales force combined with our global network of qualified distributors provides on-site assistance and fast product availability – around the world.

Company details

Moosmuehlestr. 6 , St.Gallen , CH-9001 Switzerland

More Office Locations Locations Served

Business Type:
Industry Type:
Water and Wastewater - Water Filtration and Separation
Market Focus:
Globally (various continents)
Year Founded:

In order to fulfill our mission, we rely on the following key factors:GREAT PEOPLE

Our motivated employees provide high-level technical assistance and a service that exceeds the expectations of our customers.


Our long experience in manufacturing guarantees superior product quality according to the highest food and pharma standards.


Our family ownership guarantees independence and financial stability. We remain highly speciali zed, flexible and aim for sustainable organic growth in our target markets.


Our drive for success will always be accompanied with a high respect for ethical values. We deal with employees, business partners and other stakeholders in a fair and transparent manner.

1938  Foundation of ”Fabrik Filtermaterialien Hans Schmid” by Mr. Hans Schmid. The factory started producing filter media (sheets), using the facilities of a former textile plant at the Sitter river in St.Gallen.
1940  Change of name to ”FILTROX Werk Hans Schmid AG”.
1946  Foundation of ”FILTROX Maschinenbau AG” for the manufacturing of filter equipment.
1949  Presentation of the first FILTRODUR® precoat filter sheet for filtration of beer with diatomaceous earth.
1957  Introduction of the horizontal pressure leaf filter ”FILTER-O-MAT 100” for precoat filtration of beverages.
1960  Inauguration of a new manufacturing building for production of equipment.
1968  Introduction of the ”FILTROstar” candle filter, the first candle filter worldwide for the filtrati on of beverages.
1972  Inauguration of new manufacturing plant for filter media.
1976  Introduction of a new generation of filter sheets, the very successful ”FibraFix® AF” line.
1982  New warehouse and logistics building for filter media is openend across the Sitter river.
1988  Acquisition of Carlson Filtration Ltd., a former competitor based in Barnoldswick, UK.
1998  Joint-venture with Skolnik Family to form Hobra-Skolnik s.r.o. in Broumov, CZ.
2000  Foundation of FILTROX France s.a.r.l in Beaune.
2001  Acquistion of Papelera del Besos Placas Filtrantes s.l., a former competitor based in Barcelona, Spain.
2002  Market launch of the PURAFIX® filter sheet line, specifically designed for the pharmaceutical market.
2003  Acquisition of majority stake in Filtercorp LLC, transformation into Clarification Technology Inc. to operate as sales office in the North American market.
2007  Foundation of FILTROX Microfiltraciones SA de CV, a sales office in Mexico.
2008  Foundation of FILTROX (Shanghai) Filtration Systems. Co. Ltd., the group’s sales and distribution center in China.
2011  Innovation Award at SIMEI Milan for FIBRAFIX® TX-R, a filter to remove TCA (cork taste) from wine.
2012  Innovation Award at ACHEMA Frankfurt for FILTRODISC™ BIO SD, a new system for the filtration of cell cultures in the biotech industry.
2012  Sale of FILTROX Engineering AG to Bucher Unipektin AG – in order to focus again only on filter media and media-carrying apparatus.
2013  Acquisition of majority stake in Columbia Filter Co. de Mexico SA de CV in Tlanepantla, Mexico.
Innovation Award at TechnoPharm Nuremberg for self-centering filter sheets in NOVOX® OD filter press.
2014  Introduction of the new SYNTHAFIX™ P line of filter sheets, specifically designed for the filtration of pharmaceuticals derived from human blood plasma.