| Entreprise | Gérant | |
| Turbo Center | Turbo Center | info@turbcenter-dz.com |
| RONESANS OTO | Hichem Ait Said | Ait.hichem@hotmail.com |
| Ets Ovaglass | Ouallal | contact@ovaglass.com |
| messaplaque | nighoud | messaoudnighoud@yahoo.fr |
| Brand engineering Ltd Brand turbo | Elias adjadj | Elias@brand.cy.net |
| AZ | YOUCEF | ouadah_youcef@yahoo.fr |