Mateusz Krupa

62.01.Z - Computer programming activities

43.99.Z - Other specialised construction activities not elsewhere classified

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

63.91.Z - News agency activities

63.99.Z - Other information service activities not elsewhere classified

72.19.Z - Other research and experimental development on natural sciences and engineering

73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (Internet)

74.30.Z - Translation and interpretation activities

85.51.Z - Out-of-school forms of sports and leisure education

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

93.19.Z - Other sports activities

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

95.12.Z - Repair and maintenance of (tele)communication equipment