MICHAŁ SZCZEŚNIAK

46.13.Z - Agents involved in the sale of timber and building materials

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

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

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

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

73.11.Z - Advertising agencies activities

74.10.Z - Specialised design activities

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

82.11.Z - Office administrative service activities

82.30.Z - Organisation of conventions and trade shows

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

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