GREEN SOURCE ENERGY SPÓŁKA AKCYJNA

42.11.Z - Works related to the construction of roads and highways

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

42.12.Z - Works related to the construction of railways and underground railways

42.13.Z - Works related to the construction of bridges and tunnels

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

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

43.12.Z - Site preparation for construction

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

68.31.Z - Real estate brokerage

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified