CISA Sieving Technologies has celebrated more than 120 years since the foundation of a workshop manufacturing wooden sieves and screens at the end of the 19th century. During all this time, we have specialized as manufacturers of certified sieves and laboratory analytical sieving equipment, with presence in the five continents. Since 1899 we have been developing solutions for industry. We are specialists in sieving and filtration, design and manufacture of laboratory and industrial process equipment for sieving, separation of solids and liquids.