Hanging wall-paper, as well as flooring and wall-coverings of other materials
Painting of buildings
Other types of works with regard to the completion of buildings
Roofing
Making walls waterproof
Restoration of buildings
Other types of specialised building activities
Services with regard to security systems
Cleaning of buildings
Other types of cleaning of buildings; industrial cleaning
Other types of cleaning activities
Maintenance of the landscape
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)
Boring and building of waterwells, driving of wells
Building of transport and distribution lines for electricity
Building of settling tanks and other devices for water disposal
Setting in buildings or other projects of building of: wall recoverings or tiles in ceramic, in concrete or in freestones; floorings and wall recovering in granites, etc.
Activities of advice in architecture given to developer
Production of metal works for construction and parts thereof
Repair of metal products
Repair of machines
Installation of industrial machines, devices and equipment
Development of residential building projects
Construction of residential buildings
Construction of other types of non-residential buildings
Construction of bridges and tunnels
Preparing land for construction
Electro-technical installation works at buildings
Electro-technical installation works, with the exception of those executed at buildings
Plumbing works
Installation of heating, air-conditioning and ventilation