Sebastian Ziętek

62.01.Z - Computer programming activities

58.21.Z - Publishing of computer games

59.11.Z - Motion picture, video and television programme production activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

63.11.Z - Data processing, hosting and related activities

73.20.Z - Market research and public opinion polling

74.10.Z - Specialised design activities

82.19.Z - Photocopying, document preparation and other specialised office support activities

82.30.Z - Organisation of conventions and trade shows

85.59.B - Other out-of-school forms of education, not elsewhere classified