LetKol Bambang Widojanto NRP25362 LETTER OF RECOGNITION /APPRECIATION On behalf of Brigade I Military Squad of Capital City / Jaya Sakti. Jayakarta (KOMANDO DAERAH MILITER JAKARTA RAYA JAYAKARTA) BRIGIF 1 PAM IBUKOTA. We would like to CONVEY OUR APPRECIATION for The Tactical & VIP Emergency Driving Training” that you have conducted for our squad for 3 months (Oct-Dec 2003) with outstanding results. May God the Almighty forever bless and provide guidance to all of us.

Ir.H.Waspodo MBA - Field Manager JOB Per To Schlumberger & Jusri Pulubuhu On Behalf of JOB Pertamina - Gulf resources (Jambi EOR) Ltd, I would like to thank you and your organization for the effort to help us on conducting Defensive Driving Program this year JOB Pertamina - Gulf resources (Jambi EOR) Ltd thoroughly appreciates to Schlumeberger's contribution to safety awareness and community development. We believe the Defensive Driving Program you have introduced would improve our driving habit, however we still appreciate your effort in the future to help us. We are looking forward to working together again in the QHSE Jambi,

President of Schlumberger Limited Schlum WORLD WIDE SILVER MEDAL 2001 FOR ACHIEVEMENT IN IMPLEMENTING A DRIVING ACCIDENT IN REDUCTION PROGRAM IN INDONESIA

Harry Subagyo - Field Service Manager Vi Please, click picture

Alain Bonnemoy - ING-QHSE Manager To Whom It May Concern The purpose of this letter is to acknowledge that Jusri Pulubuhu has worked for Schlumberger Indonesia from Oct 1997 to August 2002 as the Defensive Driving and Injury Prevention Programs Manager, reporting directly to the Schlumberger Quality Health Safety & Environment Manager in Indonesia. After initial training in our Defensive Driving Center in Kellyville(USA), Jusri has worked as a Master Trainer for the Schlumberger group in North America, Europe and Asia. During his time with us, Jusri received two” Performed by schlumberger" Presidential award for his achievement in implementing a driving accident reduction program in Indonesia and for participation in development of the Schlumberger Injury Prevention Program that now has become a world wide standard in our company. In August 2002, Jusri decided to leave Schlumberger to develop his own business. We are grateful for his contribution during five years he worked for the group and wish him the best success in the future