Piotr Marchel

70.22.Z - Business and other management consultancy activities

70.21.Z - Public relations and communication activities

72.20.Z - Research and experimental development on social sciences and humanities

73.11.Z - Advertising agencies activities

73.20.Z - Market research and public opinion polling

74.10.Z - Specialised design activities

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

77.40.Z - Leasing of intellectual property and similar products, except copyrighted works

82.30.Z - Organisation of conventions and trade shows

82.99.Z - Other business support service activities not elsewhere classified