Atlantia is a holding company with subsidiaries and associates whose business is the construction and operation of motorways, airports and transport infrastructure, parking areas and intermodal systems, or who engage in activities related to the management of motorway or airport traffic.

Eiffage is a construction and concessions group. Co.'s operations are organized into five divisions. The Concessions and PPPs division is engaged in construction and operating of infrastructures under concessions and public private partnerships. Through the Construction division, Co. is engaged in building design and construction, property development and building maintenance. Through the Public works division, Co. is engaged in civil engineering, road construction, infrastructure maintenance and material production. The Energy division specializes in electrical contracting and air conditioning. Through the Metal division, Co. is engaged in metallic construction and services to industry.

Vinci is engaged in building, civil engineering and facilities management. Through its subsidiaries, Co. is engaged in five divisions comprising of: the Building division which provides retail solutions including construction and fit-out in both the retail and commercial sectors; the Civil Engineering division; the Air division which provides program management, engineering and construction services to customers with airport infrastructure requirements; the Technology division; and the VINCI Facilities division which provides facilities management, repair and maintenance and small works in both the private and public sectors.