Beginning in February 2013, Nexen took accountability for managing approximately $8 billion in CNOOC Limited assets located throughout North and Central America. .
CNOOC Petroleum North America ULC, formerly known as Nexen, is a Canadian oil and gas company based in , Alberta. Originally the Canadian subsidiary of US-based .
Nexen has interests in Canada (including the through a 7.23% ownership of and the Long Lake project), the UK North Sea (including the ), the United States, and offshore . Beginning in February 2013, Nexen. .
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Nexen started in 1971 as Canadian Occidental Petroleum (CanOxy), and was 80% owned by , an oil company based in . In the first decade of its existence, CanOxy was fairly Canadian-oriented. During the 1980s and 1990s they. .
Nexen also has an Energy Marketing division that trades and markets proprietary and third-party , , , and .
[pdf] The RES Group (Renewable Energy Systems) is the world's largest independent company, having been in the sector for more than 40 years. As of 2023 , the company had established more than 23 gigawatts of renewable energy projects worldwide and supported more than 12 gigawatts operations. Employing more than 2500 people in 14 countries, it operates onshore and in wind and , in energy storage and in transmission and distrib.
[pdf] 深圳能源集團股份有限公司，簡稱深能源、深能，前稱深圳能源投資股份有限公司，在1993年成立，並在同年於上市。公司控股股東是（曾透過"深圳市能源集团有限公司"；前稱"深圳市能源总公司"持股）。深能是主要的公司，經營、及經銷 。（華能國際）目前是深圳能源第二大 ；2007年華能國際15.2億元人民幣. .
Shenzhen Energy Group Company Limited, formerly Shenzhen Energy Investment Company Limited, is one of the main companies in , , . It involves in developing all types of , and high new energy-related . is now the second largest shareholder of Shenzhen Energy.
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