Archer Limited, an oilfield service company, provides various oilfield products and services to the oil and gas industry. The company operates through two segments, Eastern Hemisphere and Western Hemisphere. It provides oiltools, such as plugs and abandonment (P&A), slot recovery and P&A, cementing, and well cleaning solutions; digital well integrity solutions; land drilling and platform drilling services; mobile offshore drilling unit management services; and modular drilling rigs. The company also offers engineering services, such as project management, construction and installations, multidiscipline engineering, consulting, and inspection services. In addition, it provides wireline services, including cased hole logging, conveyance and mechanical/slickline, research and development, and technology development services. Further, the company offers fluids, guarantor, international personnel, management, and equipment rental services, as well as production monitoring, well imaging, and integrity management tools services. It operates in Norway, the United Kingdom, Argentina, Asia, Oceania, Eastern Europe, North America, South America, the Middle East, Africa, and internationally. The company was formerly known as Seawell Limited and changed its name to Archer Limited in May 2011. Archer Limited was incorporated in 2007 and is based in Hamilton, Bermuda.