HISELL Piotr Jakubowski

62.01.Z - Computer programming activities

46.18.Z - Agents specialised in the sale of other particular products

46.19.Z - Agents involved in the sale of a variety of goods

46.90.Z - Non-specialised wholesale trade

47.19.Z - Other retail sale in non-specialised stores

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

47.99.Z - Other retail sale not in stores, stalls or markets

58.11.Z - Book publishing

58.12.Z - Publishing of directories and registers (e.g. street, phone directory)

58.14.Z - Publishing of journals and periodicals

58.19.Z - Other publishing activities

58.21.Z - Publishing of computer games

58.29.Z - Other software publishing

73.11.Z - Advertising agencies activities

74.20.Z - Photographic activities

85.52.Z - Out-of-school forms of cultural education

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