71.12.Z - Engineering activities and related technical consultancy
27.33.Z - Manufacture of installing equipment
27.40.Z - Manufacture of electric lighting equipment
27.90.Z - Manufacture of other electrical equipment
41.10.Z - Realization of building projects related to erection of buildings
42.22.Z - Works related to construction of telecommunications and electricity lines
43.21.Z - Electrical installation
46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
47.59.Z - Retail sale of furniture, lighting equipment and other household articles in specialised stores
71.20.B - Other technical testing and analysis
74.10.Z - Specialised design activities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
80.20.Z - Security systems service activities
