43.22.Z - Plumbing, heat and air-conditioning installation
33.14.Z - Repair and maintenance of electrical equipment
41.20.Z - Building works related to erection of residential and non-residential buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.22.Z - Works related to construction of telecommunications and electricity lines
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.21.Z - Electrical installation
43.29.Z - Other construction installation
43.31.Z - Plastering
43.99.Z - Other specialised construction activities not elsewhere classified
49.31.Z - Urban and suburban passenger land transport
49.41.Z - Freight transport by road
49.42.Z - Removal services
80.20.Z - Security systems service activities
