MARCIN KOWAL

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

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

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

43.21.Z - Electrical installation

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

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

49.41.Z - Freight transport by road

49.42.Z - Removal services

61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities

85.59.A - Teaching of foreign languages

95.11.Z - Repair and maintenance of computers and peripheral equipment

95.12.Z - Repair and maintenance of (tele)communication equipment

95.21.Z - Repair and maintenance of consumer electronics

95.22.Z - Repair and maintenance of household appliances and home and garden equipment