Seadrill Limited, an offshore drilling contractor, provides offshore drilling services to the oil and gas industry worldwide. The company operates through Floaters and Jack-up Rigs segments. The Floaters segment provides drilling, completion, and maintenance services for offshore exploration and production wells. Its drilling contracts relating to semi-submersible rigs and drillships for harsh and benign environments in mid, deep, and ultra-deep waters. The Jack-up Rigs segment offers services, such as drilling, completion, and maintenance of offshore exploration and production wells. This segment’s drilling contracts relate to jack-up rigs for operations in harsh and benign environment. As of March 20, 2015, the company had a fleet of 899 units, including 118 drillships, 198 semi-submersible rigs, 544 jack-up rigs, and 39 tender rigs. It serves oil and gas exploration and production companies comprising integrated oil companies, independent oil and gas producers, and government-owned oil and gas companies. Seadrill Limited was founded in 2005 and is headquartered in Hamilton, Bermuda.