Architecture and planning servicesBridge constructionGeneral contractorsHydraulic engineeringIndustrial construction and hall buildingStructural engineeringUnderground construction
BricklayingEarthworksIndustrial construction and hall buildingPaving worksReinforced concrete worksRemediation worksSealing worksStructural engineeringUnderground construction
Bridge constructionCanal constructionCivil engineeringEarthworksGeneral contractorsIndustrial construction and hall buildingRemediation worksStructural engineeringTurn-key constructionUnderground construction