72.19.Z - Other research and experimental development on natural sciences and engineering
62.02.Z - Computer consultancy activities
85.60.Z - Educational support activities
82.99.Z - Other business support service activities not elsewhere classified
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
73.20.Z - Market research and public opinion polling
72.20.Z - Research and experimental development on social sciences and humanities
71.20.B - Other technical testing and analysis
71.12.Z - Engineering activities and related technical consultancy
70.22.Z - Business and other management consultancy activities
70.21.Z - Public relations and communication activities
63.99.Z - Other information service activities not elsewhere classified
62.09.Z - Other information technology and computer service activities
42.11.Z - Works related to construction of roads and motorways
46.90.Z - Non-specialised wholesale trade
46.76.Z - Wholesale of other intermediate products
46.73.Z - Wholesale of wood, construction materials and sanitary equipment
46.63.Z - Wholesale of mining, construction and civil engineering machinery
46.19.Z - Agents involved in the sale of a variety of goods
46.14.Z - Agents involved in the sale of machinery, industrial equipment, ships and aircraft
46.13.Z - Agents involved in the sale of timber and building materials
45.31.Z - Wholesale trade of motor vehicle parts and accessories, excluding motorcycles
43.39.Z - Other building completion and finishing
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified