Air conditioningBuilding technology/ building services (building automation)Electrical installationHeatingRefrigerationRemediation worksSanitarySolar panelsVentilation
Canal constructionDemolition worksDredgingDrillingEarthworksProcessing of building materialsRemediation of hazardous substances / Asbestos abatementRemediation worksRenaturationUnderground construction
Canal constructionCarpentry worksConcrete worksCrane work and rentalPipeline constructionRemediation worksStructural engineeringUnderground constructionWooden construction