Diamond Offshore Drilling
NYSE:DODiamond Offshore Drilling, Inc. provides contract drilling services to the energy industry worldwide. As of December 31, 2021, the company operated a fleet of 12 offshore drilling rigs, including four drillships and eight semisubmersible rigs. It serves independent oil and gas companies, and government-owned oil companies. The company was founded in 1953 and is headquartered in Houston, Texas.
Nabors Industries
NYSE:NBRNabors Industries Ltd. provides drilling and drilling-related services for land-based and offshore oil and natural gas wells in the United States and internationally. The company operates through four segments: U.S. Drilling, International Drilling, Drilling Solutions, and Rig Technologies. It provides tubular running services, including casing and tubing running, and torque monitoring; managed pressure drilling services; and drilling-bit steering systems and rig instrumentation software. The company also offers drilling systems comprising ROCKit, a directional steering control system; SmartNAV, a collaborative guidance and advisory platform; SmartSLIDE, a directional steering control system; and RigCLOUD, a digital infrastructure to integrate applications to deliver real-time insight into operations across the rig fleet. In addition, it operates a fleet of land-based drilling rigs and marketed platforms rigs; manufactures and sells top drives, catwalks, wrenches, drawworks, and other drilling related equipment, such as robotic systems and downhole tools; and provides aftermarket sales and services for the installed base of its equipment. Nabors Industries Ltd. was founded in 1952 and is based in Hamilton, Bermuda.
Parker Drilling
NYSE:PKDParker Drilling Co. engages in the provision of contract drilling and drilling-related services as well as rental tools and services. It operates through the Drilling Services and Rental Tools Services segment. The Drilling Services segment drills oil, natural gas, and geothermal wells for customers globally. The Rental Tools Services segment offers rental equipment and services to exploration and production companies, drilling contractors, and service companies on land and offshore in the U.S. and select international markets. The company was founded by Gifford C. Parker in 1934 and is headquartered in Houston, TX.
Seadrill
NYSE:SDRLSeadrill Ltd. engages in the provision of offshore drilling services to the oil and gas industry. It operates through the following segments: Floaters, Jack-up rigs, and Other. 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.