43.21.Z - Electrical installation
43.99.Z - Other specialised construction activities not elsewhere classified
43.29.Z - Other construction installation
43.31.Z - Plastering
43.32.Z - Joinery installation
43.33.Z - Floor and wall covering
43.34.Z - Painting and glazing
43.35.Z -
43.39.Z - Other building completion and finishing
43.91.Z - Roofing activities
43.24.Z -
68.12.A -
77.31.Z - Rental and leasing of agricultural machinery and equipment
77.32.Z - Rental and leasing of construction machinery and equipment
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified
95.10.Z -
95.11.Z - Repair and maintenance of computers and peripheral equipment
95.21.Z - Repair and maintenance of consumer electronics
42.21.Z - Works related to construction of transmission pipelines and distribution networks
25.62.Z - Mechanical working of metal elements
33.14.Z - Repair and maintenance of electrical equipment
41.00.A -
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.11.Z - Works related to construction of roads and motorways
42.12.Z - Works related to construction of railways and underground railways
42.13.Z - Works related to construction of bridges and tunnels
25.53.Z -
42.22.Z - Works related to construction of telecommunications and electricity lines
42.91.Z - Works related to construction of water projects
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.22.Z - Plumbing, heat and air-conditioning installation