Installation of heating, air-conditioning and ventilation
Manufacture of doors and windows with frames, casings, blinds, skirting boards, beadings, etc.
Manufacture of metallic frames or framings for building
Manufacture of air pumps, vacuum pumps, air or other gas compressors
Manufacture of special furniture for shops: counters, displays, racks, etc.
Manufacture of office and workshop furniture, furniture for restaurants, schools, churches, etc.
Manufacture of special furniture for shops, other than in metal: counters, displays, racks, etc.
Manufacture of office and workshop furniture, furniture for restaurants, schools, churches, etc., other than in metal
Repair and maintenance of house boilers
Work of maintenance and mechanical repairs for third parties
Installation of secondary power supply systems (electrical generators)
Building of highways, roads, streets, pavements and other roads for vehicles and pedestrians (including the setting of guard rails)
Building of transport and distribution lines for electricity
Building of lines and networks of telecommunication
Building of sport fields, game fields, swimming pools, etc.
Making of horizontal drillings for cables or pipes
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Setting of monitoring systems and alarms against housebreakings
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
Implementation in buildings or in other projects of building of: thermal insulation materials, acoustic and antivibrating insulation materials
Work of insulation of pipes for heating or cooling
Work of insulation of coolers or refrigerated warehouses
Other work of n.e.s. installation, including accessories installation
Setting of antennas and lightning rods
Cleaning of new buildings and restoring after works
Other works of finishing in buildings n.e.s.
Cleaning with steam, sandblasting and similar activities used on the outside of buildings
Making of repointing works
Assembling and disassembling of scaffoldings and work platforms
Trade intermediaries for electric and electronic equipments, including installation equipments for industrial use
Trade intermediaries for supplies for plumbering, equipments of electric system for houses and heating systems
Inside cleaning of all kind of buildings: offices, industries, institutional premises and other premises for professional or trade use, apartment buildings, etc
Chimney sweeping and cleaning of hearths, ovens, incinerators, boilers, air ducts and smoke removal appliances
Design and maintenance of gardens, parks and green places for sport facilities
Production of other cabinet making / carpentry
Production of metal works for construction and parts thereof