SchlumbergerSema
SchlumbergerSema is an IT consulting company employing around 30,000 people worldwide. Sema plc was bought by Schlumberger Ltd in April 2001. Sema plc paid the Labour Party more than £5,000 for "Tickets For Dinners"in 2000-2001. Mike Mannering, the Managing Director of Schlumberger UK sits on the Government's PILOT oil and gas Taskforce. Schlumberger sell drilling products and services to the oil industry.