Occidental Petroleum Corporation is one of the world's largest oil groups in the United States. Net sales (including intra-group) break down by activity as follows: - exploration and production of hydrocarbon (78.7%): 247 million barrels of crude oil, 116 million barrels of liquefied natural gas and 20.9 billion m3 of natural gas sold in 2024; - manufacturing of chemicals (17.8%): basic chemicals (chlorine, caustic soda, ethylene, etc.) and performance chemicals (primarily PVC, pigments, and plastics); - transportation, storage and distribution of hydrocarbons (3.5%). The United States accounts for 84.5% of net sales.