DC SYSTEM Anna Częczek

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

28.12.Z - Manufacture of fluid power equipment

28.13.Z - Manufacture of other pumps and compressors

28.15.Z - Manufacture of bearings, gears, gearing and driving elements

33.14.Z - Repair and maintenance of electrical equipment

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

46.63.Z - Wholesale of mining, construction and civil engineering machinery

46.90.Z - Non-specialised wholesale trade

47.99.Z - Other retail sale not in stores, stalls or markets

85.59.B - Other out-of-school forms of education, not elsewhere classified

85.60.Z - Educational support activities

86.90.E - Other human health activities notelsewhere classified

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

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