''Zabezpieczenia Elektroniczne" Małgorzata Czerkawska

43.21.Z - Electrical installation

33.14.Z - Repair and maintenance of electrical equipment

33.20.Z - Installation of industrial machinery and equipment and outfit

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

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.39.Z - Other building completion and finishing

47.91.Z - Retail sale via mail order houses or via Internet

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

80.20.Z - Security systems service activities

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

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