building and civil engineering contractorcontractor – thermal, sound and waterproofing insulationelectricianentrepreneur de terrassement, d'excavation, de canalisation, d'asphaltage, de bitumage - poseur de jointements, ferrailleur pour béton arméfloor screederheating-sanitary-refrigeration installerinstaller, fitter and restorer of prefabricated elements and floorboardspainter/plasterer/façade specialistwindow, door and prefabricated furniture fitter/installer + 6 more