Bihl+Wiedemann GmbH, founded in 1992 by Jochen Bihl and Bernhard Wiedemann, is a highly specialized, internationally operating engineering company based in Mannheim, Germany. One of the core competencies of Bihl+Wiedemann......Bihl+Wiedemann GmbH, founded in 1992 by Jochen Bihl and Bernhard Wiedemann, is a highly specialized, internationally operating engineering company based in Mannheim, Germany. One of the core competencies of Bihl+Wiedemann is the development and production of electronic components for automation technology, especially for fieldbus communication. Numerous national and international distribution partners guarantee experienced support is available wherever you need it.