Our partner

3SI Immogroup

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As a passionate property developer and project developer, together we create value for eternity. With our corporate management, we assume responsibility - towards our partners, employees, customers and society. It is part of our self-image that we act with consideration and foresight in dealing with our environment and history. After all, preserving Vienna's historical heritage is at the heart of our passionate work and inspires us as property developers and agents to constantly break new ground.

Fairness, responsibility and passion - these principles have a long tradition at 3SI Immogroup. As a family business with a history stretching back over 20 years, we are committed to fair play in all our relationships. We consider loyalty and handshake quality to be the most important cornerstones of long-term partnerships.


Harald Schmidt
Ing. Michael Schmidt
Claus Schmidt