Maciej Leszczyński

62.01.Z - Computer programming activities

46.51.Z - Wholesale of computers, peripheral equipment and software

46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof

47.91.Z - Retail sale via mail order houses or via Internet

58.21.Z - Publishing of computer games

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

63.99.Z - Other information service activities not elsewhere classified

70.22.Z - Business and other management consultancy activities

73.11.Z - Advertising agencies activities

73.12.D - Intermediation in the sale of the place on advertising aims in other media

74.20.Z - Photographic activities