Schlumberger Declares Quarterly Dividend

The Board of Directors of Schlumberger Limited (NYSE:SLB) has declared a quarterly dividend of 17.5 cents per share on outstanding stock. The dividend is payable on July 6, 2007 to stockholders of record on June 6, 2007.

About Schlumberger
Schlumberger is the world’s leading oilfield services company supplying technology, information solutions and integrated project management that optimize reservoir performance for customers working in the oil and gas industry. The company employs more than 70,000 people of over 140 nationalities working in approximately 80 countries. Schlumberger supplies a wide range of products and services from seismic acquisition and processing; formation evaluation; well testing and directional drilling to well cementing and stimulation; artificial lift and well completions; and consulting, software, and information management. In 2006, Schlumberger operating revenue was $19.23 billion. For more information, visit www.SLB.com.