Multimedia Systems Jacek Piotrowicz

42.22.Z - Works related to construction of telecommunications and electricity lines

33.14.Z - Repair and maintenance of electrical equipment

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

43.21.Z - Electrical installation

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

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

47.19.Z - Other retail sale in non-specialised stores

47.52.Z - Retail sale of hardware, paints and glass in specialised stores

47.65.Z - Retail sale of games and toys in specialised stores

47.79.Z - Retail sale of second-hand goods in specialised stores

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

90.02.Z - Support activities to performing arts

93.21.Z - Activities of amusement parks and theme parks

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

95.21.Z - Repair and maintenance of consumer electronics

95.29.Z - Repair of other personal and household goods