43.12.Z - Site preparation for construction
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
43.99.Z - Other specialized construction works, not classified elsewhere
85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane