MAREK BARCZYK

62.03.Z - Computer facilities management activities

18.20.Z - Reproduction of recorded media

33.20.Z - Installation of industrial machinery and equipment and outfit

58.29.Z - Other software publishing

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy 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

74.20.Z - Photographic activities

74.30.Z - Translation and interpretation activities

77.33.Z - Rental and leasing of office machinery and equipment, including computers

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

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

95.11.Z - Repair and maintenance of computers and peripheral equipment