Iridium Concesiones de Infraestructuras, S.A. is the infrastructure concessions arm of Grupo ACS, one of the world’s largest construction and services conglomerates. Headquartered in Madrid, Iridium specializes in the development, financing, investment, operation, and long-term maintenance of complex infrastructure projects across the globe.
With over 55 years of experience and a portfolio exceeding 150 projects in 18+ countries, Iridium plays a pivotal role in delivering public-private partnerships (P3s) and large-scale transport, healthcare, and intermodal infrastructure. Its expertise spans roadways, rail systems, signature bridges, airports, and hospitals, often acting as the lead developer and asset manager throughout the full lifecycle of a project.