Scientific research and development; Scientific and technological services, namely, scientific research, analysis, testing in the field of construction, civil engineering, railway construction, road construction, vessel construction, environment, energy, urban development, offshore services and telecommunication services; Industrial design services; Industrial research in the field of construction, civil engineering, railway construction, road construction, vessel construction, environment, e...

Construction, repair and installation of homes, buildings, roads, vessels, railways and offshore oil rigs; Dredging; Construction and renovation of homes, apartments, offices, schools and hospitals; Construction project management services in the field of construction of vessels; Construction project management services in the field of construction of offshore oil and gas facilities; Construction and maintenance of cables and pipes; Asphalting; Construction consultancy; Cleaning of buildings,...