PFC Energy: The World’s Top 50 Energy Companies
The global energy consultancy PFC Energy has published the top 50 energy companies of the world for 2009 based on market cap. PetroChina (PTR), the integrated National Oil Company (NOC) of China is the highest ranked company with a market cap of $353 B. PetroChina beat last year’s winner of the top spot ExxonMobil(XOM) of …
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