About TCS

We open worlds. Following this main guiding principle the family business TCS AG develops and manufactures system technology for building communication - ranging from simple door intercoms to complex large-scale facilities for several hundred housing units.
As founder of TCS AG Otto Duffner leads the company together with the next generation, his sons Florian and Johannes, into the future. Hence decade-long experience and contemporary ideas remain in perfect balance. The family is actively supported by 300 committed employees and a lot of distribution partners worldwide. This team of experts will make life as easy as possible for our partners in architecture, planning, trade, installation and service all over the globe.