PROTONTECH DAMIAN KOWALCZYK

43.21.Z - Electrical installation

33.11.Z - Repair and maintenance of fabricated metal products

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

33.19.Z - Repair and maintenance of other equipment

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

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

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

43.29.Z - Other construction installation

43.39.Z - Other building completion and finishing

43.99.Z - Other specialised construction activities not elsewhere classified

46.43.Z - Wholesale of electrical household appliances

46.49.Z - Wholesale of other household goods

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

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

46.69.Z - Wholesale of other machinery and equipment

46.76.Z - Wholesale of other intermediate products

46.77.Z - Wholesale of waste and scrap

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

62.09.Z - Other information technology and computer service activities

71.12.Z - Engineering activities and related technical consultancy

71.20.B - Other technical testing and analysis

74.10.Z - Specialised design activities

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

77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified

81.21.Z - General cleaning of buildings

81.29.Z - Other cleaning 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

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

95.24.Z - Repair and maintenance of furniture and home furnishings

95.29.Z - Repair of other personal and household goods

96.09.Z - Other personal service activities not elsewhere classified