LONDON, July 20, 2017–Schlumberger announced today an agreement to acquire a majority (51%) equity interest in Eurasia Drilling Company Limited.

Closing of the transaction is subject to approval by the Federal Antimonopoly Service of Russia (FAS).

The agreement extends the successful long-term relationship established by the two companies in 2011.

About EDC

Eurasia Drilling Company Limited is a leading onshore and offshore drilling and well services contractor. EDC owns and operates one of the largest fleets of land drilling and workover units in the world.

For more information, visit www.eurasiadrilling.com.

About Schlumberger

Schlumberger is the world's leading provider of technology for reservoir characterization, drilling, production, and processing to the oil and gas industry. Working in more than 85 countries and employing approximately 100,000 people who represent over 140 nationalities, Schlumberger supplies the industry's most comprehensive range of products and services, from exploration through production, and integrated pore-to-pipeline solutions that optimize hydrocarbon recovery to deliver reservoir performance.

Schlumberger Limited has principal offices in Paris, Houston, London and The Hague, and reported revenues of $27.81 billion in 2016. For more information, visit www.slb.com.

For further information, contact:

Investors

Simon Farrant – Schlumberger Limited, Vice President of Investor Relations
Joy V. Domingo – Schlumberger Limited, Manager of Investor Relations
Tel: +1 (713) 375-3535
investor-relations@slb.com

Media

Joao Felix – Schlumberger Limited, Director of Corporate Communication
Tel: +1 (713) 375-3494
communication@slb.com