STRABAG AG is a Germany-based construction company active in the building industry, including road construction and building construction, as well as the construction of bridges, railways, harbors and dams. It is also engaged in tunneling, project development for overground engineering, specialty underground engineering, environmental technology, project development for infrastructure and general civil engineering. Road construction projects incorporate paving and automobile testing facilities, as well as infrastructure projects, such as pipe and wastewater construction, leisure facilities, traffic edifices, security and protective edifices, and building materials production. Its building construction activities are comprised of residential construction, commercial and industrial construction and public buildings for private, corporate and public sector clients. STRABAG AG is a subsidiary of STRABAG SE.