MK System Marcin Kaczor

43.21.Z - Electrical installation

28.99.Z - Manufacture of other special-purpose machinery notelsewhere classified

32.99.Z - Other manufacturing notelsewhere classified

33.12.Z - Repair and maintenance of machinery

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

43.29.Z - Other construction installation

43.99.Z - Other specialised construction activities not elsewhere classified

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

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

59.11.Z - Motion picture, video and television programme production activities

59.12.Z - Motion picture, video and television programme post-production activities

61.10.Z - Wired telecommunications activities

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

62.09.Z - Other information technology and computer service activities

71.12.Z - Engineering activities and related technical consultancy

74.10.Z - Specialised design activities

74.20.Z - Photographic activities

80.20.Z - Security systems service activities

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

95.29.Z - Repair of other personal and household goods

96.09.Z - Other personal service activities not elsewhere classified