ETS Marcin Krawieczyński

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

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

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

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

60.39.Z - Other content distribution activities

62.10.A - Programming activities

62.10.B - Programming activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

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

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

63.91.Z - Portal and search engine activities

63.92.Z - Other information-related services

95.21.Z - Repair and maintenance of electronic equipment for general use

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use