Chemtura Corporation (NYSE: CHMT) today announced that the French Autorité des marchés financiers (AMF) has approved the Company’s prospectus for admission of its common stock to listing and trading on the Professional Segment of NYSE Euronext in Paris (“Euronext”), and has granted visa number 12-225, dated May 25, 2012, on the prospectus (the “Prospectus”). The Prospectus has been prepared by Chemtura Corporation and its signatory accepts the responsibility for its contents. The attention of investors is drawn to the risk factors described in the Prospectus. On May 24, 2012, Euronext approved Chemtura Corporation’s application for listing and trading of its common stock on Euronext. Chemtura Corporation’s common stock is scheduled to begin trading on Euronext on June 1, 2012. The Company’s common stock will trade under the symbol “CHMT” and be denominated in Euros on the Euronext exchange. This listing will not alter Chemtura Corporation’s share count, capital structure, or current stock listing on the New York Stock Exchange, where it also trades under the symbol “CHMT.” The Company believes this cross listing will provide European investors a greater opportunity to access Chemtura Corporation’s shares in the future. As an NYSE listed company, Chemtura Corporation obtained its cross listing on the NYSE Euronext in Paris through the Fast Path program. Copies of the Prospectus may be obtained free of charge from Chemtura Corporation at 1818 Market Street, Suite 3700, Philadelphia, Pennsylvania 19103, U.S.A., from its paying agent, Société Générale (Postal address: 32, rue du Champ de Tir, BP 81236, 44312 Nantes Cedex 3, France), and on the websites of Chemtura Corporation ( www.chemtura.com) and the AMF ( www.amf-france.org). Chemtura Corporation, with 2011 sales of $3 billion, is a global manufacturer and marketer of specialty chemicals, agrochemicals and pool, spa and home care products. Additional information concerning Chemtura is available at www.chemtura.com.