4E CONCEPT 4 SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

71.12.B - Engineering activities and related technical consultancy

35.12.B - Solar power

35.14.Z - Distribution of electricity

35.15.Z - Electricity trading

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

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.12.Z - Site preparation for construction

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

70.20.Z - Business and management consultancy activities

71.11.Z - Architectural activities