BATI-OR
Its main activities are civil engineering, building of accomodations, housing promotion…

Batimetal
Batimetal is a leader group specialized in steel constructions throughout Algeria

ENMTP
Algerian construction company of public works equipment

ERCA Group
Construction company based in Algiers

SONATRO
National Company of Road Works, SONATRO is specialized in the construction of roads, motorways and aerodromes

SAPTA
The Algerian Company of Bridges and Works of Art is leader in its field and is specialized in the realization of works of art and car parks