The family business ETRHB was created in 1988. It has realized some of the most beautiful BTPH projects in Algeria and known in a few years a dramatic breakthrough which required restructuring into subsidiaries, giving rise to the Groupe ETRHB - Haddad. The Group started with a focus on public works, including rail, hydraulic, and the adaptation of port areas. Today the Group is also present in housing, tourism, bitumen marketing, and BPAT pipe, railway tie and spiral tube manufacturing.