Seadrill Limited provides offshore contract drilling services to the oil and gas industry worldwide. It operates in three segments: Harsh Environment, Floaters, and Jack-ups Rigs. The company owns and operates drillships, semi-submersible rigs, and jack-up rigs for operations in shallow and ultra-deep-water in benign and harsh environments. It offers operation support and management services to third parties, as well as related and non-related companies. As of April 8, 2022, the company owned a fleet of 21 offshore drilling units consisting of two harsh-environment rigs, two benign-environment semi-submersible rigs, six drill-ships, and 11 jack-up rigs. It serves oil super-majors, state-owned national oil companies, and independent oil and gas companies. Seadrill Limited was incorporated in 2005 and is headquartered in London, the United Kingdom.