HELIOS invites you to the symposium for architects, planners and builders

We would be pleased to welcome you at our symposium for architects, planners and builders, where you will able to find out »How much design can the construction take«.  Symposium will take place on Thursday, September 12, 2019 at the Penthouse Thirtyfive in the Vienna Twin Towers in Vienna, Austria. You can look forward to interesting lectures, inspiring speakers, professional knowledge exchange and culinary delight.