Canadian Natural Resources Ltd. (CNRL) operates oil and gas fields, oil sand mines, and pipeline infrastructure with assets in Canada as well as the United States, United Kingdom, Côte d’Ivoire, and South Africa. Operations are organized into three business units: Exploration & Production, Oil Sand Upgrading & Mining, and Midstream. CanNat Energy is a subsidiary of the company. Common shares are listed on the Toronto (CNQ) and NYSE (CNQ) exchanges.
CNRL began operating in the 1980s in the shallow gas fields of Alberta. Heavy crude assets were acquired in 1993. Thermal in situ oil properties were acquired in 1996, and the majority of thermal mining and Horizon assets were acquired in 1999. International offshore properties in the North Sea and Africa were first acquired as part of a larger transaction in 2000. In 2002, Deep Basin natural gas of northwest Alberta was initially acquired as part of a larger acquisition and further augmented by smaller acquisitions.