"OL-EKO" SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

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

35.12.Z - Generation of electricity from renewable sources

35.13.Z - Transmission of electricity

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

42.2 - Works related to the construction of pipelines, telecommunications and electrical lines

42.91.Z - Works related to the construction of water engineering objects

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.29.Z - Specialized construction works

71.12.Z - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts