Design, building and installation of piping networks, including a complementary treatment of pipes to realize mainly pipes or networks under pressure
Manufacture of neon lights, neon signs, indicator signs of light, etc.
Building of transport and distribution lines for electricity
Building of lines and networks of telecommunication
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Setting of monitoring systems and alarms against housebreakings
Setting of lighting and signalling systems for roads, railroads, port and airport installations (including the setting of notice boards)
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
Installation of blinds and florentine blinds
Installation of signs, lighted or not
Other work of n.e.s. installation, including accessories installation
Work of general installation
Installation of lifts and escalators
Setting of antennas and lightning rods
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Wholesale in electronic materials, inclusive of material for installation
Wholesale in common building materials
Do-it-yourself businesses and d.i.y. shops of common building materials
Retail trade in lighting products in specialised shops