Wilderich Freiherr von Haxthausen

The company Leschhorn was established in 1919. Since then we are your specialist in all industry sectors. Our clientele includes all kinds of industrial goods producer such as Audi, BASF, Continental Tires, Siemens, Thyssen Krupp, and a lot more.

It's a waste to waste your waste - This has been the motto of the De Neef group for over 30 years now and in today's environment this motto is even more valid. De Neef Chemical Processing is a leader in the purification and recovery of organic solven

Triplan is one of Switzerland's leading providers of engineering services to the chemical and life science industries since 1970. Enjoy the benefits of our comprehensive expertise in everything from perfectly organising the revamp of existing facilit