Building construction; civil engineering in relation to railway repair and installation; railway construction; road construction, shipbuilding, and consulting services in the field of offshore oil and gas facility construction; Civil construction services being construction of civil engineering structures; Dredging; Building construction and renovation of homes, apartment buildings, offices, schools and hospitals; Shipbuilding; Construction of offshore oil and gas facilities; Cable and pipeline construction and maintenance being the laying of cable and pipelines; Cable and pipeline construction and maintenance being the horizontal directional drilling for installing underground pipelines, telecommunications cables; Asphalting; Building construction advisory services; Real estate property cleaning services; Oil and gas industrial machine cleaning services; Road construction; road maintenance and repair services, namely, road paving, road sealing and stripping; Rental of construction equipment; Demolition of buildings; Reclamation of land; Mining extraction; Quarrying services; technical consultancy in the field of building constructions, railway construction, road construction, shipbuilding

Scientific and technological services, namely, scientific research in the field of building construction, civil engineering, railway construction, road construction, vessel construction, environmental preservation, energy, urban development, offshore construction services, and telecommunication services; Industrial design services; Industrial analysis and research in the fields of building construction, civil engineering, railway construction, road construction, vessel construction, environment, energy, urban development, offshore services and telecommunication services; Design and development of computer hardware and software; Civil engineering consultancy; Road surveying; Technical consultancy in the field of civil engineering, environmental preservation and urban development being urban planning; Civil engineering consultancy in relation to the construction and maintenance of offshore constructions, including offshore platforms and offshore windfarms; urban development being urban planning services