Proton Audio Jakub Kisieliński

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

26.40.Z - Manufacture of electronic consumer products

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

47.92.Z - Intermediary retail sale, specialized

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

73.11.Z - Advertising agency activities

74.20.Z - Photographic activities

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

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