71.12.Z - Engineering activities and related technical consultancy
33.14.Z - Repair and maintenance of electrical equipment
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.22.Z - Construction of utility projects for electricity and telecommunications
43.21.Z - Electrical installation
43.29.Z - Other construction installation
68.20.Z - Rental and operating of own or leased real estate
74.10.Z - Specialised design activities
95.11.Z - Repair and maintenance of computers and peripheral equipment