Manufacture of electric veneers for the capture of solar heat
Realization of individual houses' carcass
Making of carcass of buildings
Making of carcass of buildings and business or industrial work, of vehicle parkings, warehouses, schools, hospitals, buildings for worship, etc.
Assembling of sheds, barns, silos, ... for agricultural use
Destruction of buildings and other kind of buildings
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Setting of lighting and signalling systems for roads, railroads, port and airport installations (including the setting of notice boards)
Masonry
Making of repointing works
Setting of foundations, including pile hammering
Building of industrial ovens and chimneys
Assembling of elements of metallic structures, not made by the unit making the works
Letting of building material with operator
Trade intermediaries for electric and electronic equipments, including installation equipments for industrial use
Manufacture of building materials: sand, gravel, cement, bricks, etc.
Wholesale trade of frames and closures of buildings other than in wood
Wholesale trade of general furniture hardwares (nails, wires, fastening, bolting, etc.), of hand tools (hammers, saws, screwdrivers, etc.) and of electroportative tools
Retail trade of lighting appliances
Retail trade of other second hand products, such as furniture, materials of
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Construction of other types of non-residential buildings
Construction of bridges and tunnels
Demolishing
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Installation of heating, air-conditioning and ventilation
Other types of building installations
Carrying out masonry and pointing
Intermediation of wood and building material
Wholesale in lighting devices
Wholesale in electronic devices and communication devices as well as parts thereof
Wholesale in electronic materials, inclusive of material for installation
Wholesale in common building materials
Retail trade in lighting products in specialised shops