B--ECO SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

43.99.Z - Other specialized construction works, not classified elsewhere

35.11.Z - Generation of electricity from non-renewable sources

35.14.Z - Distribution of electricity

41.20.Z - Construction work related to the construction of residential and non-residential buildings

42.9 - Works related to the construction of other civil engineering and water engineering objects

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.39.Z - Specialized construction works

74.10.Z - Specialized design activities