SECTOR MAREK TRACZYŃSKI

46.50.Z - Wholesale trade of information and communication technology devices

26.20.Z - Manufacture of computers and peripheral equipment

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

43.21.Z - Installation of electrical systems

46.43.Z - Wholesale trade of electrical household goods

46.49.Z - Wholesale trade of other household articles

46.90.Z - Non-specialized wholesale trade

47.40.Z - Retail sale of information and communication technology equipment

47.54.Z - Retail sale of electrical household appliances

47.78.Z - Retail sale of other new products

61.10.A - Activities in the field of wired, wireless, and satellite telecommunications

61.10.B - Activities in the field of wired, wireless, and satellite telecommunications

61.90.B - Activities in other telecommunications fields

62.10.B - Programming activities

62.20.A - IT consulting and IT equipment management activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

71.11.Z - Architectural activities

73.11.Z - Advertising agency activities

74.12.Z - Graphic design and visual communication activities

74.13.Z - Interior design activities

77.33.Z - Rental and leasing of office machinery and equipment, including computers

85.59.D - Other non-school forms of education, not classified elsewhere

95.10.Z - Repair and maintenance of computers and telecommunications equipment