Zbigniew Byrdy-Janowski Doradztwo Techniczne

71.12.Z - Engineering activities and related technical consultancy

25.11.Z - Manufacture of metal structures and parts of structures

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

41.20.Z - Building works related to erection of residential and non-residential buildings

62.09.Z - Other information technology and computer service activities

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

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