Since 1972, ERG Construction Trade and Industry Joint Stock Company has been conducting all kinds of infrastructure contracting services such as airport constructions, all kinds of roads, bridge constructions, dams and hydroelectric power plant constructions, thermal power plant constructions, irrigation constructions, industrial plant constructions. ERG Construction Trade and Industry Inc., with its new, unique and advanced technology, serves to make economic, healthy, high quality and environmentally friendly production in its sector.