is an upstream oil and gas company responsibly developing energy resources in the UK North Sea, offshore West Africa, the United States and Western Canada. A wholly-owned subsidiary of CNOOC Limited, Nexen has three principal businesses: conventional oil and gas, oil sands and shale gas / oil.

Shale Gas Animation

Highlighting shale gas development & Nexen's commitment to responsible development. learn more

Alberta's Top 70 Employers

Nexen named to top employer list. learn more

Supporting the Community

Western Canada Summer Games logo

CNOOC Nexen presenting sponsor of the 2015 Western Canada Summer Games. learn more

Aurora LNG

B.C. government grants Nexen and partners the right to pursue access to Crown land. learn more

CNOOC Signs PSCs With SK
February 10, 2015  |  read more
CNOOC Nexen Announced as Presenting Sponsor of the 2015 Western Canada Summer Games
February 06, 2015  |  read more
CNOOC Limited Announces its 2015 Business Strategy and Development Plan
February 03, 2015  |  read more
NYSE: CEO $143.44 $-0.46
SEHK: 00883 $11.18 $0.04
TSX: CNU $180.96 $4.14
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Colombia - ENG / ESP