71.12.Z - Engineering activities and related technical consultancy
33.11.Z - Repair and maintenance of fabricated metal products
33.20.Z - Installation of industrial machinery and equipment and outfit
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
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.29.Z - Other construction installation
43.99.Z - Other specialised construction activities not elsewhere classified
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
71.11.Z - Architectural activities
96.09.Z - Other personal service activities not elsewhere classified
