Iridium Concesiones de Infraestructuras, S.A. manages concessions in a decentralised way based on the type of business and/or the location of the markets where it conducts its activities. The companies it manages include interests in SPVs and holding companies - split by business line or geographical location.
By business line:
- National highways through Desarrollo de Concesiones Viarias Uno, S.L.
- International highways through Desarrollo de Concesiones Viarias Dos, S.L.
- Metros and railways through Desarrollo de Concesiones Ferroviarias S.L.
- Car park management and operation through Iridium Aparcamientos, S.L.
- Intermodal Transportation Hubs, hospitals, police stations, prisons, airports and all others through Iridium Concesiones de Infraestructuras, S.A.
In terms of geographical diversification, Iridium Concesiones de Infraestructuras, S.A. currently has subsidiaries in:
- USA - ACS Infrastructure Development Inc.;
- Chile - Concesiones Viarias Chile;
- Ireland - Dragados Waterford Ireland;
- Portugal - Office in Portugal;
- Greece - Office in Greece;
- South Africa - Infrastructure Concessions South Africa;
- Canada - Iridium Nouvelle Route A30.




