Vantage Drilling International Ltd. engages in the provision of contract drilling services. It operates through the Drilling Services and Managed Services segments. The Drilling Services segment includes activities related to jackup rigs and drillships. The Managed Services segment focuses on the activities related to rigs owned by third parties that manage, support or operate through bareboat charters. The firm caters to international oil and gas companies, national or government-controlled oil and gas companies, and other international exploration and production companies. The company was founded in 2007 and is headquartered in Houston, TX.