ICA publishes its Annual Report and files Form 20-F for 2010

Mexico City, June 29, 2011 – Empresas ICA, S.A.B. de C.V. (BMV and NYSE: ICA) announced today that it filed its Annual Report for the fiscal year year ended December 31, 2010 on Form 20-F with the U.S. Securities and Exchange Commission (SEC) and with the National Banking and Securities Commission (CNBV) and the Mexican Stock Exchange (BMV).

The Annual Report and Form 20-F may be downloaded directly from ICA´s webpage www.ica.com.mx/ir, or from the websites of the Mexican Stock Exchange and the SEC. In addition, shareholders may receive a hard copy of ICA’s Form 20-F free of charge by making a request to ICA's Investor Relations Office.

Along with the 2010 Annual Report, ICA is publishing its first Sustainability Report, available on ICA’s webpage or upon request by our stakeholders.

Empresas ICA, S.A.B. de C.V. is Mexico's largest construction and infrastructure operations company. Founded in 1947, ICA’s principal lines of business are civil and industrial construction and engineering; infrastructure operations, including airports, toll roads, and water systems; and homebuilding. For more information visit www.ica.com.mx/ir

This press release may contain projections or other forward-looking statements related to ICA that reflect ICA’s current expectations or beliefs concerning future events. Such forward-looking statements are subject to various risks and uncertainties and may differ materially from actual results or events due to important factors such as changes in general economic, business or political or other conditions in Mexico, Latin America or elsewhere, changes in capital markets in general that may affect policies or attitudes towards lending to Mexico or Mexican companies, changes in tax and other laws affecting ICA’s businesses, increased costs, unanticipated increases in financing and other costs or the inability to obtain additional debt or equity financing on attractive terms and other factors set forth in ICA’s most recent filing on Form

20-F and in any filing or submission ICA has made with the SEC subsequent to its most recent filing on Form 20-F. All forward-looking statements are based on information available to ICA on the date hereof, and ICA assumes no obligation to update such statements.

For more information contact:

Investor Relations:

Luz Montemayor luz.montemayor@ica.com.mx

Iga Wolska iga.wolska@ica.com.mx

relacion.inversionistas@ica.com.mx sustentabilidad@ica.com.mx

(5255) 5272 9991 ext.3696

Alonso Quintana, CFO

alonso.quintana@ica.com.mx

In the United States:

Daniel Wilson Zemi Communications, (1212) 689 9560 dbmwilson@zemi.com