Piotr Wiatrowski

70.22.Z - Business and other management consultancy activities

62.01.Z - Computer programming activities

70.21.Z - Public relations and communication activities

71.12.Z - Engineering activities and related technical consultancy

73.11.Z - Advertising agencies activities

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

78.10.Z - Activities of employment placement agencies

82.11.Z - Office administrative service activities

82.19.Z - Photocopying, document preparation and other specialised office support activities