Weatherford International plc, together with its subsidiaries, operates as a multinational oilfield service company worldwide. It offers equipment and services used in the drilling, evaluation, completion, production, and intervention of oil and natural gas wells. The company operates through three business groups: Formation Evaluation and Well Construction, Completion and Production, and Land Drilling Rigs. The Formation Evaluation and Well Construction business group provides managed-pressure drilling, drilling services, tubular running services, drilling tools and rental equipment, wireline services, testing and production services, re-entry and fishing services, cementing products, liner systems, reservoir solutions, and surface logging systems. The Completion and Production business group offers artificial lift systems, and stimulation and completion systems. The Land Drilling Rigs business group provides onshore contract drilling services and related operations, as well as operates a fleet of land drilling and workover rigs. Weatherford International plc was founded in 1972 and is based in Baar, Switzerland.