Imerys

Pre-Annual General Meeting Information • Apr 1, 2010

Paris, April 1st, 2010

ORDINARY & EXTRAORDINARY SHAREHOLDERS' GENERAL MEETING ON APRIL 29, 2010

The information and documents concerning the General Meeting of Imerys, provided for by the provisions of article R. 225-83 of the French Code of Commerce, is available at its headquarters, on its corporate website and from CACEIS Corporate Trust.

For any information, please contact:

CACEIS Corporate Trust Imerys 14 rue Rouget de Lisle 154, rue de l'Université 92862 Issy les Moulineaux Cedex 09- France 75007 Paris - France Tel.: +33 (0)1 57 78 32 32 Tel.: +33 (0)1 49 55 66 55 Fax: +33 (0)1 49 08 05 82 Fax: +33 (0)1 49 55 63 98

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The world leader in Adding Value to Minerals, Imerys is active in 47 countries through more than 240 industrial sites. The Group achieved €2.8 billion in sales in 2009. Imerys mines and processes minerals from reserves with rare qualities in order to develop solutions that improve its customers' product performance and manufacturing efficiency. The Group's products have a great many applications in everyday life, including construction, personal care, paper, paint, plastic, ceramics, telecommunications and beverage filtration.