Joker Konrad Kotłowski

43.21.Z - Electrical installation

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical equipment

33.14.Z - Repair and maintenance of electrical equipment

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

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.12.Z - Site preparation

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

43.39.Z - Other building completion and finishing

43.99.Z - Other specialised construction activities not elsewhere classified

71.12.Z - Engineering activities and related technical consultancy

81.29.Z - Other cleaning activities