The Residences at Mandarin Oriental, Vienna Achieve ÖGNI Gold
Vienna (ots) - Developed by Brisen Group, the landmark transformation of Vienna's historic Commercial Court into The Residences at Mandarin Oriental, Vienna and Mandarin Oriental, Vienna Hotel has been awarded the prestigious ÖGNI gold pre-certificate by the Austrian Sustainable Building Council. This milestone is particularly noteworthy for a century-old, protected ...
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