SOCIETE NATIONALE DE GRANDS TRAVAUX ROUTIERS,SPA ( SONATRO ) is a Algeria company, located in Rue Larbi Ben M'hidi, cite CNEP bt 1 15000 Tizi Ouzou Algeria. more detail is as below. Company Information Company Name: SOCIETE NATIONALE DE GRANDS TRAVAUX ROUTIERS,SPA ( SONATRO )Country: ALGERIAAddress: Rue Larbi Ben M'hidi, cite CNEP bt 1 15000 Tizi Ouzou AlgeriaInternational Area Code: 213Phone: 213-26-22 23 70Fax: 213-26-222964Area: Tizi Ouzou More Links SOCIETE NATIONALE DE GENIE CIVIL & BATIMENT,SPA ( GCB ) SOCIETE NATIONALE DE GRANDS TRAVAUX ROUTIERS,SPA ( SONATRO ) SOCIETE NATIONALE DE GRANDS TRAVAUX ROUTIERS,SPA ( SONATRO ) SOCIETE NATIONALE DE GRANDS TRAVAUX ROUTIERS,SPA ( SONATRO ) SOCIETE NATIONALE DE L'ELECTRICITE & DU GAZ,EPIC ( SONELGAZ ) ‹ previous | next ›