Taken from Occidental's 2012 annual video
Carrizo Oil & Gas, Inc. engages in the exploration, development and production of natural gas and oil. It drills in...
Perpetual Energy Inc. is an independent energy company producing primarily natural gas with growing volumes of oil and liquids from...
Occidental Petroleum Corp.
10889 Wilshire Boulevard
Los Angeles , CA 90024-4201
SIC Code: 1311