Installation of industrial machines, devices and equipment
Construction of civil-technical works for electricity and telecommunications
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Other types of building installations
Other services related with information technology and computers
Trade in own real estate
Rental and exploitation of own or leased non-residential real estate, with the exception of social housing
Rental and exploitation of own or leased non-residential real estate, with the exception of land
Rental and exploitation of land
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Repair of electronic and optical equipment
Repair of communication devices
Repair of electronic devices
Other types of technical and scientific activities