BYK is a leading global supplier of specialty chemicals. Among other things, BYK additives improve the scratch resistance and gloss of surfaces, the mechanical strength or flow behavior of materials, as well as properties such as lightfastness and flame retardancy. Our products can be found, for example, in wind turbine rotor blades and fuel cells, in interior wall paints and automotive coatings, as well as in detergents and food packaging.


BYK has a global network of branches and operates production facilities in Germany (Wesel, Kempen, Schkopau, Moosburg, Geretsried), the Netherlands (Deventer, Denekamp, Nijverdal), and the United Kingdom (Widnes), as well as in the U.S. (Wallingford, Chester, Columbia, Earth City, Gonzales, Louisville, Pittsford), and in China (Shanghai, Tongling). The company is part of the ALTANA Group and employs approximately 2,700 people worldwide.