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NYSE Euronext: Tarak Achiche To Pursue New Career Options

Date 15/10/2007

NYSE Euronext today announced that Tarak Achiche, Head of Information Systems and Member of the Management Committee of NYSE Euronext, has expressed his intention to pursue new career options. He will be leaving the company today.

Jean-François Théodore, Deputy Chief Executive Officer, NYSE Euronext said: "We want to warmly thank Tarak for his significant contribution and many achievements during the 13 years he worked for Euronext and its affiliates. Under his supervision, Euronext achieved its impressive IT integration alongside the development of a state-of-the-art technology and high capacity systems. He departs with our warmest wishes for the future".

In replacement for Tarak Achiche, a new European member of the Management Committee in charge of European IT will be designated soon; Larry Leibowitz remains in charge of global technology.

About NYSE Euronext
NYSE Euronext, a holding company created by the combination of NYSE Group, Inc. and Euronext N.V., commenced trading on April 4, 2007. NYSE Euronext (NYSE Euronext: NYX) operates the world’s largest and most liquid exchange group and offers the most diverse array of financial products and services. NYSE Euronext, which brings together six cash equities exchanges in five countries and six derivatives exchanges in six countries, is a world leader for listings, trading in cash equities, equity and interest rate derivatives, bonds and the distribution of market data. Representing a combined $30.8 trillion/€22.8 trillion total market capitalization of listed companies and average daily trading value of approximately $127.0 billion/€94.0 billion (as of June 29, 2007), NYSE Euronext seeks to provide the highest standards of market quality and integrity, innovative products and services to investors, issuers, and all users of its markets.