Installation of industrial machines, devices and equipment
Construction of residential buildings
Construction of office buildings
Construction of other types of non-residential buildings
Construction of civil-technical works for electricity and telecommunications
Electro-technical installation works at buildings
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Installation of heating, air-conditioning and ventilation
Restoration of buildings
Other types of specialised building activities
Activities with regard to computer consultancy
Retail trade in electronic domestic devices in specialised shops
Other types of building installations
Repair of electronic devices
Electro-technical installation works, with the exception of those executed at buildings