Agricultural buildingBiogas technologyBricklayingConcrete worksDemolition worksDewatering worksEarthworksGeneral contractorsIndustrial construction and hall buildingNatural stone worksOutdoor facilitiesPipeline constructionReinforced concrete worksRemediation worksRoad constructionSewage treatment plantsStable buildingStructural engineeringUnderground construction
Building technology/ building services (building automation)Electrical installationHeatingPipeline constructionSanitarySolar panelsTiles and panelsVentilation