[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[81101523] - Services d'urbanisme - Urban design and engineering service[81101500] - Génie civil - Civil engineering[72110000] - Travaux de bâtiment - Building construction services[72140000] - Travaux Publics - Heavy construction services[72141114] - Travaux voirie et réseaux divers (VRD) et amélioration urbaine - Infrastructure building and surfacing and paving services
Guelma