ANDRZEJ KRAWIEC

62.01.Z - Computer programming activities

58.29.Z - Other software publishing

61.10.Z - Wired telecommunications activities

61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities

61.90.Z - Other telecommunications activities

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

73.11.Z - Advertising agencies activities

74.90.Z - Other professional, scientific and technical activities not elsewhere classified

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