Manufacture of boards, veneers, consoles, desks, cupboards and other media for electrical command or distribution
Manufacture of neon lights, neon signs, indicator signs of light, etc.
Manufacture of basins for swimming pools and wading pools
Repair and maintenance of house boilers
Installation of secondary power supply systems (electrical generators)
General coordination on the construction site
Building of conveyance, distribution and water disposal networks
Building of transport and distribution lines for electricity
Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Setting of electric cables and appliances
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: 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.
Installation in buildings or in other projects of building of: heating, cooling and ventilation systems (except heating)
Setting of electrical installations of heating
Installation of signs, lighted or not
Work of general installation
Installation of lifts and escalators
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Development of projects requiring acoustic engineering, technics of air-conditioning, cooling, refrigeration, sanitation and fight against pollution, etc.
Creation and setting of advertisements: posters, advertising signs, lighting newspapers, lighting signs, display on buses, etc.
Maintenance and repair of computers and peripherical computer equipment
Maintenance and repair of account machines and other office machines
Repair of audio and video appliances
Repair of household appliances
Production of switching appliances and of manifolds
Production of lighting devices
Repair of metal products
Repair of electronic devices
Installation of industrial machines, devices and equipment
Installation of heating, air-conditioning and ventilation
Insulation works
Other types of building installations
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
Other types of business services
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
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Construction of civil-technical works for liquids
Construction of civil-technical works for electricity and telecommunications