Real estate affairs; real estate management; rental of apartments; rental of offices; hire-purchase financing; rental of real estate; real estate appraisal

Civil engineering construction; construction of buildings and infrastructure; building construction supervision; construction of public works; scaffolding; repair and maintenance of facades; maintenance and repair of buildings; maintenance and repair of utilities in buildings; repair and maintenance of public highways; construction consultancy services; building construction supervision; construction information; interior and exterior cleaning of buildings; installation services provided in the construction of buildings and structures; rental, maintenance and repair of tools, machinery and equipment for building and demolition; asphalting

Airport services; ground support freight management and handling services provided at airports; airport parking services; loading and unloading of goods; storage of goods at ports, airports, and railway stations; operating of road and motorway tolls; port services and operation of ports and docks; operation of stations, bridges, railways, ferries and other transport facilities; rental of railways and railway carriages; rental of cars, boats, cranes, carts, lorries, containers, conveyor belts and any other transport, loading and unloading facilities; rental of loading-unloading machines and apparatus; chartering of aircraft, vehicles and boats; freight and transport brokerage

Engineering and technology consultation services; research, design, planning and supervision of structures, infrastructure and buildings in the civil, railway, aeronautical and naval engineering sectors; conducting technical project studies; development of construction projects; geological surveys; design of geological surveys; land surveying; design of engineered building systems; analysis of the structural behavior of building materials; research on building construction or city planning; development of computer programs designed for use in construction and engineering; conducting engineering surveys; technical engineering; mechanical engineering; civil engineering; preparation of engineering reports; technical research; estimations in the field of technology provided by engineers; estimations in the field of science provided by engineers; technical survey services; preparation of technological reports; research in the field of environmental protection; quality control; planning and consultancy in the field of architecture; measuring the environment within civil engineering structures