Imerys

Prospectus • May 3, 2013

Update of the EMTN programme

Prospectus release

Imerys has finalized the update of its 1 billion euros EMTN programme.

The base prospectus has been filed with, and approved by, the Commission de Surveillance du Secteur Financier (Luxembourg) on 3 May 2013; it is available on the website of the Company www.imerys.com in section "News & media center/periodic regulated information/bond issue", at its head office, from the paying agent identified in the base prospectus as well as on the website of the Luxembourg Stock Exchange www.bourse.lu.

The world leader in mineral-based specialty solutions for industry, with $\epsilon$ 3.9 billion revenue and 16,000 employees in 2012, Imerys transforms a unique range of minerals to deliver essential functions (heat resistance, mechanical strength, conductivity, coverage, barrier effect, etc.) that are essential to its customers' products and manufacturing processes.

Whether mineral components, functional additives, process enablers or finished products, Imerys' solutions contribute to the quality of a great number of applications in consumer goods, industrial equipment or construction. Combining expertise, creativity and attentiveness to customers' needs, the Group's international teams constantly identify new applications and develop high value-added solutions under a determined approach to responsible development.

More comprehensive information about Imerys may be obtained from its Internet website (www.imerys.com) under Regulated Information, particularly in its Registration Document filed with Autorité des marchés financiers on March 21, 2013 under number D.13-0195 (allso available from the Autorité des marchés financiers website, www.amf-france.org). Imerys draws the attention of investors to chapter 4, "Risk Factors", of its Registration Document.