Design, building and installation of piping networks, including a complementary treatment of pipes to realize mainly pipes or networks under pressure
General coordination on the construction site
Scraping of rivers, pits, etc.
Setting of electrical installations of heating
Building of coolers, vaults, etc.
Installation of private swimming pools
Hire of particular cars with driver
Hire of trucks with driver
Hire of boats and ships with crew
Development of projects requiring acoustic engineering, technics of air-conditioning, cooling, refrigeration, sanitation and fight against pollution, etc.
Production of metal works for construction and parts thereof
Working by stock removal of metals
Repair of electronic and optical equipment
Repair of electronic devices
Installation of industrial machines, devices and equipment
Sewage disposal
Construction of high roads and other types of roads
Construction of distribution facilities for water and gas
Construction of sewerage systems
Construction of civil-technical works for liquids
Construction of civil-technical works for electricity and telecommunications
Preparing land for construction
Installation of heating, air-conditioning and ventilation
Other types of building installations
Wholesale in cleansing agents
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 electronic domestic devices in specialised shops
Retail trade in chemist's products and cleaning products in specialised shops
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
Rental and exploitation of land
Advice agencies in regard to public relations and communication
Other types of advice agencies related to business management
Landscape and garden architects; city-planners
Rental and lease of machines, equipment and tools used by the do-it-yourselfer
Maintenance of the landscape
Copying, preparing of documents and other related ancillary activities for office firms
Other types of business services
Repair of other types of consumer goods
Various administrative services for offices
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Production of non-domestic machines and devices used for cooling and air-conditioning