Bogdan Czerniak

71.12.Z - Engineering activities and related technical consultancy

41.10.Z - Realization of building projects related to erection of buildings

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

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

43.99.Z - Other specialised construction activities not elsewhere classified

63.99.Z - Other information service activities not elsewhere classified

68.32.Z - Management of real estate on a fee or contract basis

70.22.Z - Business and other management consultancy activities

71.20.B - Other technical testing and analysis

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

81.21.Z - General cleaning of buildings

82.30.Z - Organisation of conventions and trade shows

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

86.90.A - Physiotherapeutical activities

96.09.Z - Other personal service activities not elsewhere classified