PROSTER PIOTR PIETRZAK

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

26.11.Z - Manufacture of electronic components

27.12.Z - Manufacture of electricity distribution and control apparatus

27.33.Z - Manufacture of installing equipment

27.90.Z - Manufacture of other electrical equipment

28.29.Z - Manufacture of other general-purpose machinery notelsewhere classified

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

43.21.Z - Electrical installation

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

46.51.Z - Wholesale of computers, peripheral equipment and software

46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof

47.82.Z - Retail sale via stalls and markets of textiles, clothing and footwear

47.89.Z - Retail sale via stalls and markets of other goods

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

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

62.02.Z - Computer consultancy activities

68.20.Z - Rental and operating of own or leased real estate

74.10.Z - Specialised design activities

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