The company Y.BOUADJENAK comes A.BOUADJENAK company that was founded in the sixties by MR. Abderahmane Bouadjenak. The parent company was initially specialized in the areas of building and public works VRD. Since the eighties, after a brief introduction in the realization of some water reservoirs, it is entrusted with the construction of an elevated tank (water tower) of 5000 m3 capacity in the plain Mitidja. Since then, and in the continuity of the parent company, the company now Y.BOUADJENAK who took over was assigned as main activity: "The Field of Hydraulics. More specifically: The Studies, The Management and Implementation of reservoirs, water towers, Water supply and Sanitation. Thus, the company Y.BOUADJENAK Hydraulic Works was founded as a private company in 1996 as a continuation of the original company A.BOUADJENAK