Energetyk Przedsiębiorstwo Inżynierskie Jerzy Łyszkiewicz

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

25.11.Z - Production of metal constructions and their parts

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

33.14.Z - Repair and maintenance of electrical devices

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

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

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

43.31.Z - Plastering

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.91.Z - Masonry works

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

46.19.Z - Activity of agents involved in wholesale trade of non-specialized goods

46.90.Z - Non-specialized wholesale trade

47.99.Z - Retail trade

49.41.Z - Road freight transport

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

95.11.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles

45.20.Z