ÖSTU-Stettin
ÖSTU-Stettin is an Austrian construction company specializing in tunneling, civil engineering, and infrastructure projects. It operates as a subsidiary of the Porr Group, which is headquartered in Vienna, Austria.
Brand Identity Data
HQ Country
Austria
HQ City
Leoben
Founded
1911
EU Headquartered
Yes
EU Manufactured
Yes
Stock Exchange
Private
Repair / Recycling
No
Ethical Certifications
None verified
Verified on July 22, 2026