[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[72141118] - Travaux de construction et maintenance de tour de transmission de télécommunication et de communication - Telecommunication and communication transmission tower construction and maintenance service[81110000] - Services informatiques - Computer services[72140000] - Travaux Publics - Heavy construction services[72141114] - Travaux voirie et réseaux divers (VRD) et amélioration urbaine - Infrastructure building and surfacing and paving services
Djelfa