Building plumbingCarpentry worksCivil engineeringIndustrial construction and hall buildingInterior constructionRailingsRemediation worksRoof sealRoofing worksStair constructionWooden construction
Building plumbingBuilding technology/ building services (building automation)CleaningElectrical installationHeatingPipeline constructionRemediation worksRenewable energiesSanitarySolar panelsTiles and panelsVentilation
Agricultural buildingCarpentry worksCrane work and rentalFaçade worksIndustrial construction and hall buildingRemediation of hazardous substances / Asbestos abatementRemediation worksStable building
BricklayingBuilding material testingConstruction materialsFaçade worksGarden and landscape constructionInsulationNatural stone worksPaving worksRemediation worksSealing worksStructural engineering