Taken from Occidental's 2012 annual video
Shell is one of the world’s largest independent oil and gas companies in terms of market capitalisation, operating cash flow...
SOCO International Plc explores and produces oil and gas. The company has interests in Vietnam, Thailand, the Republic of Congo...
Occidental Petroleum Corp.
10889 Wilshire Boulevard
Los Angeles , CA 90024-4201
SIC Code: 1311