WELCOME AT THE BARTH GROUP Five technical specialists in one strong group: meet the Barth Group. Thanks to a wide range of sp ... ecialisms, the strength of the Barth Group lies in tackling multidisciplinary projects and completing them successfully for all parties. Our clients benefit from shared knowledge and specialized craftsmanship while the individual companies retain their independence and stubbornness. With 200 enthusiastic professionals, each with a wealth of knowledge and experience, we are ready for you. read more