Nabors Industries Ltd., together with its subsidiaries, provides drilling and rig services. The company offers rig instrumentation, optimization software, and directional drilling services. It also provides completion, life-of-well maintenance, and plugging and abandonment of a well. In addition, the company markets approximately 466 land drilling rigs for oil and gas land-based drilling operations in the United States, Canada, and approximately 20 other countries worldwide; approximately 445 rigs for land well-servicing and workover services in the United States; 98 rigs for land well-servicing and workover services in Canada; 42 rigs for offshore drilling operations in the United States and internationally; and 7 jackup units and components of trucks and fluid hauling vehicles. Further, it offers hydraulic fracturing, cementing, nitrogen, and acid pressure pumping services; and well-site services, such as engineering, transportation and disposal, construction, maintenance, well logging, directional drilling, rig instrumentation, data collection, and other support services. Additionally, the company manufactures, leases, or sells top drives and other rig equipment; and offers steering systems and rig instrumentation software systems, such as ROCKIT directional drilling system and RIGWATCH software. Nabors Industries Ltd. was founded in 1968 and is headquartered in Hamilton, Bermuda.