USŁUGI ELEKTRYCZNE I OGÓLNOBUDOWLANE KRZYSZTOF SIKORSKI

33.14.Z - Repair and maintenance of electrical equipment

25.62.Z - Mechanical working of metal elements

42.11.Z - Works related to construction of roads and motorways

43.12.Z - Site preparation

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.91.Z - Roofing activities

81.21.Z - General cleaning of buildings

81.30.Z - Landscape service activities