Building technology/ building services (building automation)Gas installationHeatingJointing workPlumbing and sheet-metal workRemediation worksSanitarySolar panelsTiles and panelsVentilation
Building technology/ building services (building automation)Electrical installationHeatingLighting systemsRemediation worksRenewable energiesSafety technologySanitarySolar panelsTiles and panels
BricklayingDrillingDry constructionFaçade worksFire protectionGeneral contractorsIndustrial construction and hall buildingInsulationInterior constructionPlasteringRemediation of hazardous substances / Asbestos abatementRemediation worksScreed workSealing worksShellStair constructionStructural engineeringStuccoesTiles and panelsUnderground construction