ddm hopt+schuler

We have been helping to actively shape market development for over 40 years with our globally successful card readers, ticketing systems and miniature switches. hopt+shuler has developed a comprehensive range of products and expertise which makes us one of the leading providers in the sector. ddm hopt+schuler stands for "designer", "developer", and "manufacturer". Our customers all over the world value our ability to offer a complete service - from individual product design through technical development and on to production in any quantity required.