Caspian Sunrise PLC is a UK-based company. Its principal activities are the exploration and production of crude oil in Kazakhstan. It also provides onshore and offshore oil field services and engages in oil trading activities. The company's operations are located in the BNG Contract Area. The company's operating segments are; Exploration for and production of crude oil; onshore drilling services (CTS LLP); offshore drilling services (Caspian Explorer); and oil trading. It derives a majority of its revenue from the sale of oil in Kazakhstan. Geographically, it operates only in Kazakhstan.