Schlumberger Limited

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 120,000 people representing over 140 nationalities and working in more than 85 countries, it provides the industry's widest range of products and services from exploration through production. It has principal offices in Paris, Houston and The Hague, and reported revenues from continuing operations of US$ 41.73 billion in 2012.