Tana Chemie GmbH was founded in Mainz, Germany, in 1971 and produces effective and highly efficient cleaning products for large-scale consumers as well as building cleaners, hospitals, industrial applications, gastronomy and public institutions. As far as environmental protection and sustainability goes, Tana Professional, a subsidiary of Werner & Mertz, is a leader in the field. With its sustainable engagement, Tana Professional sets new standards in the area of environmental protection for the entire industry. For 140 years, the name of Werner & Mertz has stood for expertise and competence in the areas of cleaning, maintenance and conservation of values.