Porr 

Established in 1869 and headquartered in Vienna, Austria, PORR AG is a prominent construction firm with extensive operations spanning numerous countries. Its geographical reach includes Austria, Switzerland, the Czech Republic, Germany, Poland, Qatar, Italy, Romania, Bulgaria, Serbia, the United Kingdom, Slovakia, Norway, Croatia, and the United Arab Emirates, alongside other international ventures. The company's comprehensive portfolio encompasses building construction across diverse sectors, including residential, commercial (offices, hotels), medical facilities, educational institutions, retail complexes, event venues, and both industrial and specialized structures, often involving revitalization projects. Beyond buildings, PORR AG is a key player in civil engineering and infrastructure development. Its expertise covers areas such as rail infrastructure, bridge construction, geotechnical engineering, power generation facilities, foundational work, extensive road and tunnel networks, hydraulic engineering, and pipeline systems. Environmental engineering is another core offering, encompassing services such as deconstruction, urban mining, waste treatment, site remediation (including hazardous material abatement), landfill management, earthmoving, aggregate supply, and specialized environmental laboratory analysis. PORR also extends its expertise to comprehensive design and engineering services, which feature Building Information Modeling (BIM), tender management, architectural design, building science, construction oversight and planning, fire protection strategies, integrated project planning, lean construction methodologies, sustainable design, Mechanical, Electrical, and Plumbing (MEP) planning, and structural analysis. Furthermore, the company provides a range of specialized services, including sealing, asphalt production, concrete flooring, facade construction, facility management, property management, airport construction, and projects in challenging mountain environments.