WJ GROUNDWATER SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

43.12.Z - Site preparation for construction

33.19.Z - Repair and maintenance of other equipment and installations

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

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

70.22.Z - Head office activities and management consultancy

82.19.Z - Office administrative support activities and other business support services