Piotr Wiczkowski Consulting

70.22.Z - Business and other management consultancy activities

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

62.01.Z - Computer programming activities

63.99.Z - Other information service activities not elsewhere classified

70.21.Z - Public relations and communication activities

78.10.Z - Activities of employment placement agencies

85.42.Z - Colleges

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

85.60.Z - Educational support activities

86.90.E - Other human health activities notelsewhere classified