The annual ranking of the magazine Public Works Financing has, since 1994, rated Iridium Concesiones de Infraestructuras as World Leader in developing, financing, building and operating all types of infrastructure.

Additionally, the company has shown itself to be highly effective and innovative in managing project finance without recourse to shareholders, earning itself several awards from the specialist press. Likewise, it has won prizes for the management of concessionaire companies.

Project Finance magazine awarded ACS Infrastructure Development (USA), Iridium's North American subsidiary, the prize "North American Developer of the year 2009". This award is the only one the magazine gives not for a specific project but in recognition of the company's overall merit.

Project Finance International magazine awarded the I595 project in Florida (USA) the prize for "North American Transportation Deal of the year 2009".

The French Chamber of Commerce and Industry of Barcelona gave TP Ferro the Pyrenees Award in its tenth edition.

African Bankers magazine awarded the Platinum Toll Road (South Africa) the prize for "Deal of the year 2009".

The American Roads and Transportations Builders Association awarded Juan Santamaría, ACS Infrastructure Development’s concessions Development Director, with the prize as "Private Sector entrepreneur 2009".

The American Roads and Transportations Builders Association awarded the I-595 interstate expressway in Florida the prize for " The Best Project 2009".

Project Finance International magazine awarded the Nouvelle Autoroute-30 (Canada ) the prize for " North America Deal 2008".

The Canadian Council for Public-Private Partnerships (CCPPP) gave the prize "Gold Award for Project Financing year 2008" to the Nouvelle Autoroute-30 project in Canada.

The Latin American Airline Association awarded Santiago Airport the Premio Rolim Amaro in 2005 and 2007 for providing the best service in terms of value for money, openness and its culture of cooperation with new ideas.

Latin Trade magazine chose Santiago Airport as the best Latin American Airport Terminal in 2003, 2005 and 2007.

Project Finance selected Concessionaire Company Calle 30 (Madrid, Spain) for the "EMEA PPP Deal of the Year 2005". Calle 30 is the largest PPP project in Spain.

Project Finance magazine awarded TP Ferro (Spain/France) the 2005 prize for "EMEA Transport/Rail Deal of the Year".

Euromoney magazine gave the prize for "Project Finance Deal of the Year 2005" in the transport infrastructure category to concessionaire company TP Ferro (Spain/France).

The organisation World Travel Awards chose Jamaica Airport as the "Caribbean's Leading Airport of the year for 2005".

The financing of the Santiago Autopista Vespucio Norte Express (Chile), the largest ever private placement in Chile, was awarded "Best Project Finance Deal 2004" by Latin Finance magazine.

The financing of the Santiago Autopista Central (Chile) - the first USD and UF mixed placement in Chile - won the prize for "Best Project Finance Deal 2003" awarded by Latin Finance magazine.

The Federal Highway Administration of the US Department of Transportation gave an award to the Commonwealth of Puerto Rico in 2001 for the innovative financing of the Teodoro Moscoso bridge project in Puerto Rico

Project Finance International magazine awarded the Platinum Toll Road (South Africa) the prize for "EMEA Infrastructure Deal of the Year 2001".

Project Finance magazine awarded the Platinum Toll Road (South Africa) the prize for "African Transport Deal of the Year 2001".