Elementis Regulatory News (ELM)

Elementis plc ("the Company")

In accordance with the provisions of the Financial Services Authority's Disclosure and Transparency rules, the Company announces that it has an issued and voting share capital of 449,732,882 ordinary shares of 5p each at 30 September 2011. The Company holds no such ordinary shares as treasury shares.

The above figure (449,732,882) may be used by shareholders as the denominator when calculating their interests in the Company for the purpose of determining whether they are required to notify their interest under the FSA's Disclosure and Transparency Rules.

Wai Wong

Company Secretary

020 7408 9303