PetroKazakhstan is a Canadian oil company, based in Calgary, Alberta, that has all of its business focused on Kazakhstan where it had some 550 million barrels of oil and 25 billion cubic feet of natural gas reserves in the Turgai basin region. Wikipedia
Parent organizations: China National Petroleum Corporation and CNPC Exploration and Development Co., Ltd.
Subsidiaries: TOO PetroKazakhstan Oil Products, JV Kazgermunai LLP, CJSC Turgai Petroleum, and more
Headquarters: Calgary, Canada
Founded: 1981
Source: S&P Global Market Intelligence