Manufacture of metallic frames or framings for building
Design, building and installation of piping networks, including a complementary treatment of pipes to realize mainly pipes or networks under pressure
Installation of secondary power supply systems (electrical generators)
Building of sport fields, game fields, swimming pools, etc.
Terracing work: digging, grading of construction sites, opening of trenches, removal of rocks, destruction with explosives, etc.
Removal on construction sites
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)
Construction of civil-technical works for electricity and telecommunications
Construction of other types of civil-technical works
Other types of building installations
Cleaning of frontages
Other types of specialised building activities
Other types of business services
Preparing land for construction
Electro-technical installation works at buildings
Production of metal works for construction and parts thereof
Installation of industrial machines, devices and equipment
Construction of high roads and other types of roads