Kolthoff GmbH is specialised in the industrial processing of plastics for 20 years, i.e. die production of regranulates and disposal of production culls since two decades. The close co-operation with customers and suppliers, latest technics and the excellent quality of our granulates have led to the continuous development of the company and its production capacities. Today Kolthoff produces with abt. 35 employees ca. 1.500 to of plastics.