Schlumberger Declares Quarterly Dividend

HOUSTON, October 22, 2009 – The Board of Directors of Schlumberger Limited (NYSE:SLB) today declared a quarterly dividend of $0.21 per share of outstanding common stock. The dividend is payable on January 8, 2010 to stockholders of record at the close of business on December 2, 2009.

About Schlumberger

Schlumberger is the world’s leading supplier of technology, integrated project management and information solutions to customers working in the oil and gas industry worldwide. Employing approximately 77,000 people representing over 140 nationalities and working in more than 80 countries, Schlumberger provides the industry’s widest range of products and services from exploration through production.

Schlumberger Limited has principal offices in Paris, Houston and The Hague and reported revenues of $27.16 billion in 2008. For more information, visit www.SLB.com.

For further information, contact:

Malcolm Theobald
Vice President of Investor Relations

or

Robert Bergeron
Manager of Investor Relations
Tel: +1 713 375 3535
investor-relations@slb.com