BricklayingDemolition worksDoors and gatesDry constructionElectrical installationFire protectionGeneral contractorsIndustrial construction and hall buildingInterior constructionPainting worksRemediation of hazardous substances / Asbestos abatementRemediation worksWindows
Building technology/ building services (building automation)Communication technologyData network worksDoors and gatesElectrical installationLighting systemsRemediation worksSolar protection and dimming constructions