Schlumberger will hold a conference call to discuss the above announcement and business outlook on Friday, October 16, 2015. The call is scheduled to begin at 8:00 a.m. (US Central Time), 9:00 a.m. (Eastern Time), 3:00 p.m. (Paris time). To access the call, which is open to the public, please contact the conference call operator at +1 (800) 230-1085 within North America, or +1 (612) 234-9960 outside of North America, approximately 10 minutes prior to the call’s scheduled start time. Ask for the “Schlumberger Earnings Conference Call.” At the conclusion of the conference call an audio replay will be available until November 16, 2015 by dialing +1 (800) 475-6701 within North America, or +1 (320) 365-3844 outside of North America, and providing the access code 365406