Carlson Filtration was established in 1923 by John C Carlson and has been based at Butts Mill in Barnoldswick, England since 1950. From that time to the present day, the company has developed a strong position in the market place for filtration equipment and filtration media in various forms from depth filter sheets to high performance cartridges. From the Barnoldswick factory the company distributes products throughout the UK and to over 130 countries through an extensive network of agents and distributors.