SAN - MAR MARZENA ZALEWSKA

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

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

43.21.Z - Installation of electrical systems

43.29.Z - Specialized construction works

43.31.Z - Plastering

43.34.Z - Painting and glazing

46.74.Z - Wholesale trade

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

49.41.Z - Road freight transport

61.10.Z - Activities in the field of wired, wireless, and satellite telecommunications

62.09.Z - Activities related to programming, IT consulting, and related activities

71.12.Z - Engineering activities and related technical consultancy