Building of conveyance, distribution and water disposal networks
Building of transport and distribution lines for electricity
Building of sport fields, game fields, swimming pools, etc.
Setting of electric cables and appliances
Installation in buildings or in other projects of building of: pumbling systems and hygiene appliances, pipes for gas and water (except for heating), setting of automatic extinguishers, etc.
Installation in buildings or in other projects of building of: heating systems by electricity, gas and fuel, boilers, materials and pipes for ventilation and air conditioning, etc.
Setting of electrical installations of heating
Creation and setting of advertisements: posters, advertising signs, lighting newspapers, lighting signs, display on buses, etc.
Repair of electronic devices
Installation of industrial machines, devices and equipment
Construction of civil-technical works for electricity and telecommunications
Reparations of computers and peripheral devices
Repair of communication devices
Repair of consumer electronics
Repair of domestic devices and of equipment used in house and in the garden
Installation of heating, air-conditioning and ventilation
Restoration of buildings
Other types of specialised building activities
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings