With more than 500 employees, KLK Kolb & KLK Tensachem are leading alkoxylation and sulphation companies in Europe. KLK Kolb & KLK Tensachem offer a wide range of surfactants, chemical specialities, industrial chemicals and customer-specific products for various markets. We market our products worldwide and currently have four production facilities in the heart of Europe (Hedingen/CH, Ougré/BE, Moerdijk/NL and Delden/NL).