Installation of secondary power supply systems (electrical generators)
General coordination on the construction site
Building of conveyance, distribution and water disposal networks
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
Work of insulation of pipes for heating or cooling
Installation of lifts and escalators
Setting of antennas and lightning rods
Setting of rainwater disposal elements
Retail trade of lighting appliances
Development of projects requiring acoustic engineering, technics of air-conditioning, cooling, refrigeration, sanitation and fight against pollution, etc.
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Installation of heating, air-conditioning and ventilation
Insulation works
Intermediation of wood and building material
Intermediation of furniture, domestic products and ironwork
Intermediation of common goods
Wholesale in electronic domestic devices as well as audio and video devices
Wholesale in electronic devices and communication devices as well as parts thereof
Wholesale in electronic materials, inclusive of material for installation
Wholesale in sanitary
Wholesale in installation materials used by plumbers and for the installation of heating
Retail trade in sanitary products and sanitary installation materials in specialised shops
Retail trade in other types of building materials in specialised shops
Retail trade in electronic domestic devices in specialised shops
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
Other personal services
Other types of advice agencies related to business management