Empresas ICA, S.A.B. de C.V. (NYSE:ICA) and (BMV:ICA) will conduct a conference call to discuss Second Quarter 2007 results on Monday, July 30th, 2007 at 10:00am US EDT(9:00am Mexico City time).

There will be a question and answer session following the presentation.

-- Dial + 1 (888) 792-8352 in the U.S.

-- Dial +1 (973) 582-2767 outside the U.S.

-- Confirmation code 9031196

The conference call will also be available via webcast at:

-- ICA 2Q 2007 WEBCAST

A taped replay will be available through August 6, 2007.

-- Dial + 1 (877) 519-4471 in the U.S.

-- Dial +1 (973) 341-3080 outside the U.S.

-- Confirmation code 9031196

Second Quarter 2007 results will be issued on July 27, 2007.

Empresas ICA, S.A.B. de C.V. was founded in 1947. ICA's principal lines of business are civil and industrial construction and engineering; housing; and infrastructure operations, including airports, toll roads, and municipal services. For more information please visit www.ica.com.mx.

Empresas ICA, S.A.B. de C.V.
Alonso Quintana, (5255) 5272 9991 x 3653
alonso.quintana@ica.com.mx
or
Paloma Grediaga, (5255) 5272-9991 x 3664
paloma.grediaga@ica.com.mx
or
Berenice Muñoz, (5255) 5272 9991 x 3678
Berenice.munoz@ica.com.mx
or
In the United States:
Zemi Communications
Daniel Wilson, 212-689-9560
dbmwilson@zemi.com
or
Liliana Toro, 212-689-9560,
Liliana.toro@zemi.com