33.20.Z - Installation of industrial machinery and equipment and outfit
28.99.Z - Manufacture of other special-purpose machinery not elsewhere classified
31.09.Z - Manufacture of other furniture
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
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
43.11.Z - Demolition
43.12.Z - Site preparation
43.21.Z - Electrical installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.99.Z - Other specialised construction activities not elsewhere classified
46.62.Z - Wholesale of machine tools
46.69.Z - Wholesale of other machinery and equipment
46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies
47.91.Z - Retail sale via mail order houses or via internet
47.99.Z - Other retail sale not in stores, stalls or markets
