Piotr Zimny

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

33.19.Z - Repair and maintenance of other equipment

33.20.Z - Installation of industrial machinery and equipment and outfit

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

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

70.22.Z - Business and other management consultancy activities

73.11.Z - Advertising agencies activities

81.29.Z - Other cleaning activities

84.25.Z - Fire service activities

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