ASML Announces Appointment of New COO to the Board of Management.

VELDHOVEN, Netherlands -- ASML Holding NV (ASML)(NASDAQ:ASML)(Amsterdam:ASML) today announces that the Supervisory Board intends to appoint Frederic Schneider-Maunoury as Executive Vice President and Chief Operating Officer (COO) to the Board of Management, subject to notification of the general meeting of shareholders which is scheduled to be held on March 24, 2010. Mr. Schneider-Maunoury (47) is currently Vice President Thermal Products Manufacturing at French industrial and transport equipment group Alstom. He will join ASML on January 1st, 2010.

Mr. Schneider-Maunoury is a graduate of Ecole Polytechnique and Ecole Nationale Superieure des Mines. He held various positions at the French Ministry of Trade and Industry before he joined Alstom in 1996.

"We are delighted to welcome Frederic to ASML and we are confident his worldwide business and operational experience in high-value equipment will be of great value as ASML gears up to reinforce its global leadership position with new generations of semiconductor lithography systems," said Eric Meurice, president and CEO of ASML.

About ASML

ASML is the world's leading provider of lithography systems for the semiconductor industry, manufacturing complex machines that are critical to the production of integrated circuits or chips. Headquartered in Veldhoven, the Netherlands, ASML is traded on Euronext Amsterdam and NASDAQ under the symbol ASML. ASML has more than 6,500 employees (expressed in full time equivalents), serving chip manufacturers in more than 60 locations in 15 countries. For more information, visit our website: www.asml.com

Regulated Information

This press release and the US GAAP financial statements published on www.asml.com comprise regulated information within the meaning of the Dutch Financial Markets Supervision Act (Wet op het financieel toezicht).

Forward Looking Statements

"Safe Harbor" Statement under the US Private Securities Litigation Reform Act of 1995: the matters discussed in this document may include forward-looking statements, including statements made about our outlook, realization of backlog, IC unit demand, financial results, average sales price, gross margin and expenses. These forward looking statements are subject to risks and uncertainties including, but not limited to: economic conditions, product demand and semiconductor equipment industry capacity, worldwide demand and manufacturing capacity utilization for semiconductors (the principal product of our customer base), including the impact of credit market deterioration on consumer confidence and demand for our customers' products, competitive products and pricing, manufacturing efficiencies, new product development and customer acceptance of new products, ability to enforce patents and protect intellectual property rights, the outcome of intellectual property litigation, availability of raw materials and critical manufacturing equipment, trade environment, changes in exchange rates and other risks indicated in the risk factors included in ASML's Annual Report on Form 20-F and other filings with the US Securities and Exchange Commission.