Air conditioningBricklayingBuilding technology/ building services (building automation)Dry constructionElectrical installationGas installationHeatingNatural stone worksPainting worksRemediation worksRenewable energiesSanitarySolar panelsTiles and panelsVentilation
BricklayingConcrete worksGeneral contractorsIndustrial construction and hall buildingReinforced concrete worksShellStructural engineeringTurn-key construction