abstract:Samruk-Kazyna (, ), officially known as the National Welfare Fund "Samruk-Kazyna", is a sovereign wealth fund and joint stock company in Kazakhstan which owns, either in whole or in part, many important companies in the country, including the national rail and postal service, the state oil and gas company KazMunayGas, the state uranium company Kazatomprom, Air Astana, and numerous financial groups. The state is the sole shareholder of the fund.