E-TRONI SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

43.21.Z - Installation of electrical systems

33.14.Z - Repair and maintenance of electrical devices

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

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.1 - Demolition and site preparation for construction

43.29.Z - Specialized construction works

46.43.Z - Wholesale trade of electrical household goods

49.41.Z - Road freight transport

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

77.32.Z - Rental and leasing of construction machinery and equipment