Technological consultancy in the field of research, design, planning, and supervision of the construction of infrastructure and buildings in the civil, railway, aeronautical and naval engineering fields; engineering services, namely, engineering design services, architectural and engineering services, structural engineering design services; technical project study, namely, conducting feasibility studies in the field of environmental engineering; research relating to environmental protection; ...

Airport services; operating toll roads, namely, providing private and public roads for others; operating bridges; harboring services and port operation, namely, operating port terminals and facilities in the nature of distribution, loading, and unloading of goods, marine transport of passengers and sea freight; maritime navigation services; freighting services; ship brokerage; rental of trains and railway cars; vehicle parking services; supply chain and reverse logistics services in connectio...

Airport services; operation of toll roads, namely, providing private and public highways for others; operation of bridges; harbor services and operation of harbors, namely, operation of terminal and port facilities in the nature of delivery, loading, and unloading of cargo, and maritime cargo and passenger ship transportation; maritime navigation services; freighting services; ship brokerage services; rental of railways and railway cars for locomotion by rail; vehicle parking services; supply...