USŁUGI ELEKTRYCZNE, GAZOWE I WODNO-KANALIZACYJNE Marek Ostaszewski

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.22.Z - Works related to construction of telecommunications and electricity lines

43.11.Z - Demolition

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

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

80.20.Z - Security systems service activities

81.10.Z - Combined facilities support activities

81.21.Z - General cleaning of buildings

81.29.Z - Other cleaning activities