Chevron Corporation (new york Stock Exchange code: CVX) is one of the largest energy companies in the world, headquartered in San Ramon, California, USA, with operations in more than 80 countries around the world. Its business scope permeates all aspects of the oil and gas industry: exploration, production, refining, marketing, transportation, petrochemical, power generation and so on. Chevron, formerly known as Standard Oil of California (Socal), is the result of the split of Standard Oil at 19 1 1.