4EL SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

55.20.Z - Tourist accommodation and short-term accommodation facilities

56.12.Z - Mobile food service activities

71.12.B - Engineering activities and related technical consultancy

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

80.09.Z - Other security activities, not elsewhere classified

81.30.Z - Landscaping services