JB INŻYNIER SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

41.20.Z - Construction work related to the construction of residential and non-residential buildings

41.10.Z - Construction work related to the construction of residential and non-residential buildings

43.12.Z - Site preparation for construction

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.32.Z - Installation of building carpentry

43.39.Z - Specialized construction works

43.91.Z - Masonry works

68.10.Z - Real estate activities on own account and development of building projects

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

45.11.Z