KSEROSERWIS Grzegorz Dudziak

82.10.Z - Office administrative and support activities

18.12.Z - Other printing

33.12.Z - Repair and maintenance of machinery

46.90.Z - Non-specialised wholesale trade

47.40.Z - Retail sale of information and communication equipment in specialised stores

47.78.Z - Other retail sale of new goods in specialised stores

62.20.B - Computer programming, consultancy and related activities

95.10.Z - Repair of computers and communication equipment

96.99.Z - Other personal service activities