41.10.Z - Construction work related to the construction of residential and non-residential buildings
33.20.Z - Installation of industrial machinery, equipment, and devices
42.21.Z - Works related to the construction of transmission pipelines and distribution networks
42.22.Z - Works related to the construction of telecommunications and electrical lines
42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere
62.02.Z - Activities related to programming, IT consulting, and related activities
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
74.90.Z - Other professional, scientific and technical activities, not elsewhere classified
78.30.Z - Employment activities
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane