Concefa focuses engages in the construction business in Romania. The company is involved in the construction of railway infrastructure and superstructure works, road infrastructure and superstructure works, bridges, crossings, and viaducts, as well as construction of residential and non-residential buildings. It also involved in the underground construction for road and rail tunnels, galleries and underground stations, hydro galleries, and arch sections through jacking pipes; and finishing operations. In addition, it engages in the manufacture, transport, and commissioning of concrete; manufacture of concrete products, gravel and sand, equipment; organization of railway transport.