The eastern company of coastal engineering, by abbreviation SOTRAMEST, is a public joint-stock company (SPA) created by an executive decree of 50/80 JORA n 9 of 23/02/1980 with a nominal capital of 160.000.000.00 AD. Its head office is in Annaba , 6 Med Seddik BENYAHIA street PO box166. Actually its main zone activity is centered in the port of Algiers (Ain Benian, Jetee Kheireddine), the north and in the east, Bejaia, Skikda, Annaba and El Kala.