Scott Alan McReaken

Sevan Drilling ASA operates as an offshore drilling contractor, which engages in building and operating ultra deepwater drill rigs. It operates through three business segments: Operations, Construction in Progress and Other. The company was founded on May 31, 2006 and is headquartered in Oslo, Norway.

Sevan Drilling Ltd. engages in the provision of offshore drilling services. It engages in the rental and leasing of drilling rig on a bareboat basis. The company was founded on December 31, 2008 and is headquartered in Stavanger, Norway.

Part of North Atlantic Drilling Ltd., North Atlantic Management AS provides offshore harsh environment drilling services. The private company is based in Stavanger, Norway.

Seadrill Ltd. engages in the provision of offshore drilling services to the oil and gas industry. It operates through the following segments: Harsh Environment, Floaters, Jack-up rigs, and Other. The Harsh Environment segment include both semi-submersibles and jack-ups that have a number of design modifications to be able to handle to weather conditions as seen in the North Sea and Canada. The Floaters segment encompasses drilling, completion, and maintenance of offshore exploration and production wells. the Jack-up Rigs segment includes drilling contracts relate to jack-up rigs for operations in harsh and benign environments in shallow water. The Other segment represents management services to third parties and related parties. The company was founded on May 10, 2005 and is headquartered in Hamilton, Bermuda.