Holcim (US) Announces Nevada Mining Rights Option

LOUISVILLE, Colo., July 23 /PRNewswire/ -- Holcim (US) announced today it has
acquired a long term lease option to the mining rights on a 1760-acre site
located in Clark County, Nevada situated 40 miles east of Las Vegas. Holcim
will soon begin the testing process to confirm the viability of the limestone
reserves as raw material for cement production.

"This site has the potential to significantly increase Holcim's cement
production in the area and support the future growth of the Nevada and Utah
markets," said Paul Harrington, Senior Vice President, Mountain Region, Holcim
(US). "Despite the current market lull we have great confidence that the
future growth projections in Nevada, combined with our current presence in Las
Vegas through our sister company Aggregate Industries, will well position
Holcim to support new development projects throughout the region."

Holcim (US) currently has a cement plant in Devil's Slide, Utah, which
provides cement to its sister company, Aggregate Industries, in Las Vegas.

About Holcim (US)
Holcim (US) Inc. is a subsidiary of Holcim Ltd., and one of the nation's
leading manufacturers and suppliers of cement and mineral components. Holcim
(US) has approximately 2,900 employees and operates 16 manufacturing plants
and over 76 distribution facilities in the United States.

About Aggregate Industries
Aggregate Industries, a wholly-owned subsidiary of Holcim Ltd, is an
environmentally responsible producer of high quality, aggregate-based
construction materials in the US and the UK. The company produces aggregates,
ready mixed concrete, asphalt (and related contracting services) and building
materials across seven regional businesses in the US. For more information
about Aggregate Industries, please visit www.aggregate-us.com

SOURCE Holcim (US)

Susana Duarte de Suarez of Holcim (US), +1-781-647-2521,
Susana.DuartedeSuarez@holcim.com