About us
We have been a successful and economically healthy family business since 1863, which has proven itself worldwide over the years. We network the players in all phases of the building life cycle and achieve outstanding results with our industry and specialist knowledge. What is special about us: We get involved with our customers early on in the projects and stay with them longer. We offer innovative door, window and security technology for smart buildings. Despite all consistency, we always remain curious, dynamic and open to current trends, developments and markets.
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