GE Oil & Gas Co

Schlumberger is one of the world's leading oilfield service businesses that offers technology, information solutions and integrated project management services that optimize reservoir performance for customers in the oil and gas industry. The company provides a wide range of products and services, including seismic acquisition and processing; formation evaluation; well testing, directional drilling, well cementing and stimulation; artificial lift and well completions; consulting; and software and information management. Its water services division specializes in assessing, developing and managing groundwater resources worldwide. Schlumberger employs more than 80,000 people in nearly 80 countries worldwide. The company operates in excess of 20 research and engineering facilities worldwide. It has operated for more than 80 years and is based in Houston. Schlumberger is publicly traded on the New York Stock Exchange under the ticker symbol SLB.

Schlumberger WesternGeco is a seismic company that provides reservoir imaging, monitoring and development services. Schlumberger is a supplier of technology, project management services and information solutions to the oil and gas industry. The company comprises two business segments: Schlumberger Oilfield Services, a supplier of a range of products and services, such as formation evaluation, directional drilling, well cementing and stimulation, well completions, productivity, consulting, software, information management and information technology infrastructure services that support core industry operational processes; and WesternGeco, a seismic company that provides acquisition and data processing services.