OSUMA MACIEJ DUBIEL

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

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

70.22.Z - Business and other management consultancy activities

71.12.Z - Engineering activities and related technical consultancy

78.10.Z - Activities of employment placement agencies

82.30.Z - Organisation of conventions and trade shows