The company owns and operates one of the world’s largest fleets of offshore drilling rigs, consisting of 32 semisubmersibles, 14 jack-up units and one drillship.

Diamond Offshore’s high specification semisubmersible rigs are generally capable of working in water depths of 4,000 feet or greater, while its intermediate semisubmersible rigs generally work in maximum water depths up to 3,999 feet. Jack-up rigs are used for drilling in water depths from 20 to 350 feet.

Configured to achieve the optimum balance of flexibility and performance, Diamond Offshore's fleet has built its reputation on more than four decades of real-world global drilling experience. Its crews have honed their skills in the harshest environments. From the North Sea, the Gulf of Alaska, the Straits of Magellan, the South China Sea and Australia's Bass Strait, Diamond Offshore's industry veterans know how to meet the most formidable challenges.

Diamond Offshore employs approximately 5,300 men and women worldwide to offer a complete spectrum of offshore drilling services tailored to its customers' needs. Headquartered in Houston, Texas, the company also maintains regional offices in Louisiana, Africa, Australia, Brazil, Indonesia, Scotland, Singapore and The Netherlands.

Diamond Offshore provides offshore drilling services to a customer base that includes major and independent oil and gas companies and government-owned oil companies.