Entity Piotr Czajkowski

62.10.B - Programming activities

16.28.Z - Production of other wood products and products from cork, straw and materials used for weaving

18.12.Z - Other printing

32.40.Z - Production of games and toys

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

33.20.Z - Installation of industrial machinery, equipment, and devices

62.20.B - IT consulting and IT equipment management activities