33.13.Z - Repair and maintenance of electronic and optical devices
33.16.Z - Repair and maintenance of civilian aircraft and spacecraft
41.20.Z - Construction work related to the construction of residential and non-residential buildings
43.13.Z - Performing excavations and geological-engineering drilling
43.21.Z - Installation of electrical systems
43.22.Z - Installation of plumbing, heating, and air-conditioning systems
43.29.Z - Specialized construction works
43.91.Z - Masonry works
43.99.Z - Other specialized construction works, not classified elsewhere
71.12.Z - Engineering activities and related technical consultancy
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane