Weatherford International public limited company is a multinational oilfield service company. The Company's segments include North America, Latin America, Europe/Sub-Sahara Africa (SSA)/Russia, Middle East/North Africa (MENA)/Asia Pacific and Land Drilling Rigs. Its principal business is providing equipment and services to the oil and natural gas exploration and production industry, both on land and offshore, through its three business groups: Well Construction, Completion and Production, and Land Drilling Rigs. The Well Construction business group includes managed-pressure drilling, liner systems and reservoir solutions, among others. The Completion and Production business group includes artificial lift systems, stimulation and completion systems. The Land Drilling Rigs business group encompasses its land drilling rigs business, including the products and services ancillary thereto.