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)
Development of residential building projects
Development of non-residential building projects
Demolishing
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
Insulation works
Other types of building installations
Plastering work
Carpentry
Laying of floor and wall tiles
Laying of floors and fitting wooden wall-coverings
Hanging wall-paper, as well as flooring and wall-coverings of other materials
Painting of buildings
Glazing
Other types of works with regard to the completion of buildings
Roofing
Making walls waterproof
Restoration of buildings
Other types of specialised building activities
Maintenance and reparation of cars and small vans (< 3.5 metric tonnes)
Maintenance and reparation of other types of motor vehicles (> 3.5 metric tonnes)