Billing and Customer Care Platform Supports Service Provider Network

SchlumbergerSema, a business group of
Schlumberger Limited, today announced that Iridium Satellite LLC,
the only provider of global, mobile satellite voice and data solutions, has
successfully implemented SemaVision(TM) BSCS, Sema’s customer care and billing
platform, to support its global network of service providers.

“As Iridium’s data services become available, new applications will be
created,” said Gino Picasso, Chief Executive Officer of Iridium Satellite LLC.
“So it was important that we implemented a sophisticated billing platform
capable of scaling to new customer requirements.
SemaVision fulfills this
vital role.”

SemaVision BSCS was chosen by Iridium for its ability to quickly deliver
customer and billing information to its service providers. This includes
supporting Iridium’s competitive pricing model, which offers per-minute
billing with no additional charges for long distance or roaming, its handset-
to-handset capability and the company’s data services.

SemaVision BSCS is a proven end-to-end next generation customer care and
billing product for effectively managing convergent voice and data service
Currently, Iridium utilizes SemaVision to invoice and deliver
ongoing customer traffic information to its service providers.


Additional information on SchlumbergerSema Telecoms is available at .

About Iridium Satellite LLC:

Iridium Satellite LLC is the only provider of truly global mobile
satellite voice and data solutions with complete coverage of the Earth
(including oceans, airways and Polar Regions). Through a constellation of
66 low-earth orbiting (LEO) satellites operated by The Boeing Company, Iridium
delivers essential communications services to and from remote areas where no
other form of communication is available. The service is ideally suited for
industrial applications such as heavy construction, defense/military,
emergency services, maritime, mining, forestry, oil & gas and aviation.
Iridium currently provides service to the U.S. Department of Defense under a
multi-year contract.
Commercial service, sold through a network of 14 service
providers, was launched on March 30, 2001. For more information, please visit or call 866-947-4348 (in the U.S.); +1 480-752-5155

About SchlumbergerSema:

SchlumbergerSema is a leading information technology services company
providing IT consulting, systems integration, managed services, products and
IP network security solutions serving the oil and gas, telecommunications,
utility, finance, transport and public sector markets. With more than
30,000 employees in 130 countries, SchlumbergerSema is one of two business
groups of Schlumberger Limited , a global technology services
company. Schlumberger Limited acquired Sema plc in April 2001.
In 2000,
Schlumberger revenue was $9.6 billion and Sema plc revenue was $2.4 billion.

Additional information is available at .