To commemorate this occasion, today NYSE Euronext will host an event where senior executives from NYSE-Listed companies and sustainability professionals will join leaders from the United Nations’, academia and non-profit organizations at the New York Stock Exchange (NYSE) to discuss best practices in promoting sustainability within our capital markets. Remarks will be given by UN Secretary-General Ban Ki-moon and New York State Comptroller Thomas P. DiNapoli, who has shown enormous leadership on these issues. Following the forum, both guests will join NYSE Euronext CEO Duncan L. Niederauer in ringing the NYSE closing bell.For more information on NYSE Euronext’s initiatives related to Sustainability, please click here. For information on the company’s overall Corporate Responsibility (CR) commitments, please visit our website. About NYSE Euronext NYSE Euronext (NYX) is a leading global operator of financial markets and provider of innovative trading technologies. The company's exchanges in Europe and the United States trade equities, futures, options, fixed-income and exchange-traded products. With approximately 8,000 listed issues (excluding European Structured Products), NYSE Euronext's equities markets — the New York Stock Exchange, NYSE Euronext, NYSE MKT, NYSE Alternext and NYSE Arca — represent one-third of the world’s equities trading, the most liquidity of any global exchange group. NYSE Euronext also operates NYSE Liffe, one of the leading European derivatives businesses and the world's second-largest derivatives business by value of trading. The company offers comprehensive commercial technology, connectivity and market data products and services through NYSE Technologies. NYSE Euronext is in the S&P 500 index. For more information, please visit: http://www.nyx.com. About the Sustainable Stock Exchanges (SSE) Initiative Named by Forbes magazine as one of the “World’s Best Sustainability Ideas” and a finalist for the 2011 Katerva Sustainability Award, the Sustainable Stock Exchanges is an initiative aimed at exploring how exchanges can work together with investors, regulators, and companies to enhance corporate transparency, and ultimately performance, on ESG (environmental, social and corporate governance) issues and encourage responsible long-term approaches to investment. The SSE is co-organized by the United Nations Global Compact, the United Nations Conference on Trade and Development, the United Nations-supported Principles for Responsible Investment and the United Nations Environment Programme Finance Initiative. For more information, please visit www.sseinitiative.org.