100 years of experience and not the least bit rusty. (Watch Clip)
1911 Foundation of the Austrian Shaft- und Tunnelling Company - in short OESTU. Area of expertise: Mining.
1953 Establishment of the company Stettin Hoch- und Tiefbaugesellschaft.
Area of expertise: Civil Engineering.
1993 First international subsidiary: Stettin Hungaria. Headquarters in Sopron and Branch office in Budapest.
1995 OESTU und STETTIN merge. OESTU-STETTIN combines the expertise of both companies. Now we offer Construction Unlimited!
1998 Establishment of a total quality management system according to ISO 9001 and first certification.
2008 OESTU-STETTIN becomes a part of the HABAU GROUP. Now we belong to one of the biggest construction companies in Austria.
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