Professional Management Michał Zieliński

62.01.Z - Computer programming activities

47.41.Z - Retail sale of computers, peripheral units and software in specialised stores

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

58.29.Z - Other software publishing

62.02.Z - Computer consultancy 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

82.30.Z - Organisation of conventions and trade shows

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

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