Wiedemann Holding GmbH & Co. KG holds 100% of the shares in STW and KMW and shares in Modern Drive Technology and MTCONNECTIVITY power2pcb GmbH. It is responsible for the overall group management, coordination and control. With Sonja Wiedemann as CEO and principal shareholder, the group of companies continues to operate as a family enterprise.


As a medium-sized and internationally active company, we are a leading supplier of electronic products, systems and solutions for mobile machines. We specialize in the automation and digitalization of machines and their work processes. The STW modular system concept guarantees solutions for the markets and applications. As a partner, we support our customers in the development and integration of their innovative projects.


As an internationally active, medium-sized company based in the Allgäu region of Germany, we are a leading provider of sensors based on advanced thin-film technology. Based on their accuracy, stability, reliability, economic viability and flexibility of application, KMW sensors collect data in the control units and safety systems of many industrial applications. As digitalization and system integration are advancing at an increasingly rapid rate, demands on the performance and economic viability of KMW sensors are also increasing. KMW has made its objective to support customers in mastering the challenges presented by digitalization.